U-160 - 3rd War Patrol

Translation by Jerry Mason with the help of Ken Dunn and Andi Forster

Departed
Date
Arrived
Date
Days at Sea
Lorient
23 September 1942
Lorient
9 December 1942
78

 

Click the icon to download a KMZ file displaying the U-boat track, significant events and locations for this patrol.  You must have Google Earth loaded on your computer to view this file.  Download Google Earth here

 

Ships Hit
Date
KTB Time
Position
Ship
Tons
Nationality
Convoy
16 Oct 42
21.20
10°57'N, 60°57'W
CASTLE HARBOUR
730
British
TRIN-19
16 Oct 42
21.20
10°57'N, 60°57'W
WINONA (damaged)
6,197
American
TRIN-19
3 Nov 42
02.02
12°09'N, 62°33'W
CHR. J. KAMPMANN
2,260
Canadian
TAG-18
3 Nov 42
06.30
12°15'N, 63°21'W
THORSHAVET
11,015
Norwegian
TAG-18
3 Nov 42
11.37
12°21'N,64°09'W
GYPSUM EMPRESS
4,034
British
TAG-18
3 Nov 42
11.37
12°21'N, 64°09'W
LEDA
8,546
Panamanian
TAG-18
6 Nov 42
19.15
11°03'N, 60°51'W
ARICA
5,431
British
TRIN-24
11 Nov 42
08.01 - 08.11
8°51'N, 59°27'W
CITY OF RIPON
6,368
British
21 Nov 42
09.26
10°03'N, 52°33'W
BINTANG
6,481
Dutch
     
 Total = 51,062
   
Note:  The positions in the table above and in the Google Earth patrol summary are derived from the KTB and in many cases do not match those set forth in authoritative references such as Jürgen Rohwer, Axis Submarine Successes of World War Two or the Uboat.net website.  The goal here is to present the picture relative to the U-boat and not the absolute position that the ship was attacked or sank.


 
                                                                                                             
 
           
                        
         
           
           
                                
           
           
                              K  r  i  e  g  s  t  a  g  e  b  u  c  h  
                              -=-=-=-=-=-=-=-=-=-=-=-=-=-  
           
                                                    of  
                                Unterseebootes    "  U   1  6  0  "  
                                -=-=-=-=-=-=-=-=-=-=-=-=-=-  
           
           
     
    Kommandant        : Kapitänleutnant    L  a  s  s  e  n
   
    Beginning:             : 25 August 1942.
   
    Concluding           : 9 December 1942.
   
   
   
           
     
Distribution               :    
Oberkommando der Kriegsmarine Copy No. 1 and 2
2. Admiral der Unterseeboote     "      " 3
10. Unterseebootsflottille     "      " 4
27. U.-Flottille for 2. U.L.D. and 25. U.-Flottille     "      " 5
Agru-Front, Kptlt. Jebsen for 1. U.L.D.     "      " 6
                             24. U.-Flottille and 26. U.-Flottille     "      " 7
 
           
     
Enclosures                :      
1 Track chart with 2 Combat sketches To     "      " 1, 3, 4, 5.
23 Torpedo firing reports   "     "      " 3, 4, 5.
1 Excerpt of the Radio Log   "     "      " 3, 4, 5.
11 Barograph strips   "     "      " 3.
 
                        
           
           
        © U-boat Archive 2023 - all rights reserved  
Click the flag to view the above page from the original German KTB
 
- 1 -
 
           
           
           
           
                                   K r  i  e  g  s  t  a  g  e  b  u  c  h  
                                   ======================  
                                                    "U 160"  
                                                    =====  
           
                                       Beginning on:  25.   8. 1942  
                                       Concluding on:  9. 12. 1942.  
           
    25.08.42 Lorient    
    to   Shipyard period.  
    17.09.42                                                       
         
    18.09.42 Lorient Sea trial and trim test, degaussing.  
                                                            
    19.09.42 Lorient    
    to   Outfitting.  
    21.09.42                                                       
         
    22.09.42 Lorient Final trim test, magnetic compass calibration.  
                                                            
    23.09.42 Lorient    
    18.00   Sailed.  
    19.44   Released escort at Point L 2.  
    20.00 BF 6173                                                     
         
    24.09.42 Bay of Biscay    
    00.00 BF 5534    
    04.00 BF 5549    
    06.32 BF 5547 Detection by aircraft, dived.  No attack.  
    08.00 BF 5469    
    12.00 BF 5492 Day's run:  128.05 nm  
      φ = 46°46'N Difference between dead reckoning and actual position after a navigation fix:  . / .  
      λ = 5°54'W  
      WbyN 5, Sea 4, Vis. 8 nm    
    16.00 BF 5483    
    20.00 BF 5484    
    xx.51   Surfaced.  
                                                            
           
Sun and Moon Data 23.09.42
Sun and Moon Data 24.09.42
 
- 2 -
 
           
           
           
           
    25.09.42 Bay of Biscay    
    00.00 BF 5474    
    02.15 BF 4697 Detection by aircraft, dived.  No attack.  
    02.58   Surfaced.  
    03.33 BF 4923 Detection, dived.  No attack.  
    04.00 BF 4922    
    04.10   Surfaced.  
    07.25 BF 4836 Detection, dived.  No attack.  
    08.00 BF 4836    
    12.00 BF 4838 Day's run:  128 nm  
      φ = 46°15.8'N Difference between dead reckoning and actual position after a navigation fix:  8.5 nm in 67°T.  
      λ = 8°56.9'W  
      NWbyN 4, Sea 3, Vis. 8 nm    
    14.14   Surfaced to ventilate.  
    14.27   Dived.  
    16.00 BF 4829    
    20.00 BF 4828    
    2042   Surfaced.  
                                                            
    26.09.42 Bay of Biscay    
    00.00 BF 4769    
    03.00 BF 4788 Detection by aircraft, dived.  No attack.  
    03.33   Surfaced.  
    04.00 BF 7123    
    04.36 BF 7122 Detection, dived.  No attack.  
    05.10   Surfaced.  
    05.25 BF 7121 Flying boat with westerly course bearing 10°T, no detection!  Dived, was unnoticed.  Medium range.  
    06.14   Surfaced.  
    06.19 BF 7124 Detection, dived.  No attack.  
    06.53   Surfaced.  
    06.58 BF 7116 Detection, dived.  No attack.  
    08.00 BF 7116    
    12.00 BF 7117 Day's run:  109.05 nm  
      φ = 45°24.8'N Difference between dead reckoning and actual position after a navigation fix:  . / .  
      λ = 11°30'W  
      NNW 6, Sea 6, Vis. 8 nm    
    16.00 BE 9338    
    17.27   Surfaced to ventilate.  
    18.05   Dived.  
    20.00 BE 9329    
    21.04   Surfaced.  
                                                            
           
           
Sun and Moon Data 25.09.42
Sun and Moon Data 26.09.42
 
- 3 -
 
           
           
           
           
    27.09.42 North Atlantic, exit of the Bay of Biscay    
    00.00 BE 9318    
    03.15 BE 9255 Detection by aircraft, dived.  No attack.  
    04.00 BE 9255    
    04.06   Surfaced.  
    08.00 BE 9168    
    08.24   Dived to proceed submerged.  
    12.00 BE 9192 Day's run:  144 nm  
      φ = 44°59'N Difference between dead reckoning and actual position after a navigation fix: 20.5 nm in 72°T.  
      λ = 14°58.5'W  
      WbyN 4-5, Sea 4, Vis. 6 nm    
    14.45   Surfaced to ventilate.  
    14.56   Dived.  
    16.00 BE 9191    
    20.00 BE 9182    
    21.04   Surfaced.  
                                                            
    28.09.42 North Atlantic, west of the Bay of Biscay    
    00.00 BE 9174    
    04.00 BE 8388    
    08.00 BE 8536    
    12.00 BE 8529 Day's run:  146 nm  
      φ = 44°25.5'N Difference between dead reckoning and actual position after a navigation fix: 11.2 nm in 247°T.  
      λ = 18°07'W  
      NW 4-5, Sea 4, Vis. 8 nm    
    16.00 BE 8546    
    17.00   All-wave receiver and NAG short wave receiver out of service.  Reception on very low frequency and with Radione.  
    19.25   Incoming Radio Message 1659/28/195:  To Lassen, head for naval square ED 98.  
    20.00 BE 8493 Course changed to 240° in accordance with Radio Message orders.  
                                                            
           
           
Sun and Moon Data 27.09.42
Sun and Moon Data 28.09.42
 
- 4 -
 
           
           
           
           
    29.09.42 North Atlantic, west of Spain    
    00.00 BE 8723    
    04.00 BE 8727    
    08.00 BE 8748    
    09.00   Crash dive for training.  
    09.48   Surfaced.  
    12.00 BE 7995 Day's run:  142 nm  
      φ = 43°06'N Difference between dead reckoning and actual position after a navigation fix:  11.2 nm in 247°T.  
      λ = 20°47'W  
      NNW 4, Sea 4, Vis. 4 nm    
    16.00 CF 2133    
    20.00 CF 2128 No traffic, nothing in particular.  
                                                            
    30.09.42 North Atlantic, northeast of the Azores    
    00.00 CF 1359    
    04.00 CF 1375    
    08.00 CF 1532    
    12.00 CF 1527 Day's run:  173 nm  
      φ = 41°45'N Difference between dead reckoning and actual position after a navigation fix:  10.05 nm in 298°T.  
      λ = 24°14'W  
      NbyW 4, Sea 3, Vis. 8-10 nm    
    15.20   Crash dive for training.  
    15.45   Surfaced.  
    16.00 CF 1544    
    20.00 CE 3682 No traffic, nothing in particular.  
                                                            
    01.10.42 North Atlantic, northeast of the Azores    
    00.00 CE 3911    
    04.00 CE 3829    
    08.00 CE 3845 Radio Message installation again completely in service.  
    12.00 CE 3785 Day's run:  176 nm  
      φ = 40°40'N Difference between dead reckoning and actual position after a navigation fix:  15 nm in 264°T.  
      λ = 27°37.5'W  
      NNW 3-4, Sea 3, Vis. 10 nm    
           
           
Sun and Moon Data 29.09.42
Sun and Moon Data 30.09.42
Sun and Moon Data 01.10.42
 
- 5 -
 
           
           
           
    continued      
    01.10.42 North Atlantic, northeast of the Azores    
    16.00 CE 6115    
    20.00 CE 5361 No traffic.  
                                                            
    02.10.42 North Atlantic, Azores    
    00.00 CE 5372    
    04.00 CE 5531    
    08.00 CE 5554    
    10.18 CE 5572 Flores and Corvo Island in sight bearing 333T.  
    12.00 CE 5732 Day's run:  198.5 nm  
      φ = 38°18'N Difference between dead reckoning and actual position after a navigation fix:  19 nm in 254°T.  
      λ = 30°51'W  
      ENE 2, Sea 1, Vis. 10-12 nm, high pressure weather conditions    
    16.00 CE 5755    
    18.02   Crash dive for training.  
    18.32   Surfaced.  
        Diesel compressor out of service, piston broken.  Reported by Radio Message.  
    20.00 CE 5775 No traffic.  
                                                            
    03.10.42 North Atlantic, southwest of the Azores    
    00.00 CE 5365    
    01.50   Radio Message orders to meet with "Stiebler" on 5 October at 11.00 hours in DF 5335.  
    04.00 CE 5385    
    08.00 CE 7618    
    12.00 CE 7582 Day's run:  191.5 nm  
      φ = 35°52'N Difference between dead reckoning and actual position after a navigation fix:  30 nm in 236°T.  
      λ = 33°42'W  
      ENE 1, Sea 1, Vis. 10-12 nm    
    16.00 CE 7815    
    17.07   Crash dive for training.  
    18.05   Surfaced.  
    20.00 CE 7765 No traffic.  
                                                            
           
Sun and Moon Data 01.10.42
Sun and Moon Data 02.10.42
Sun and Moon Data 03.10.42
 
- 6 -
 
           
           
           
           
    04.10.42 North Atlantic, central part    
    00.00 DF 3322    
    04.00 DF 3345    
    08.00 DF 3298    
    09.54   Crash dive for training.  
    10.54   Surfaced.  
    12.00 DF 3528 Day's run:  181.5 nm  
      φ = 33°37.5'N Difference between dead reckoning and actual position after a navigation fix:  11.5 nm in 204°T.  
      λ = 36°10'W  
      ESE 0-1, Sea 0, Vis. 10 nm    
    1541 DF 3547 Smoke feather in sight bearing 320°T.  
    15.57   2 masts, 1 smokestack, flag in top of the after mast in sight, range = 8-10 nm, course about 30°, suspect neutral.  
    16.00 DF 3547    
    16.05   Continued transit, because there is no attack permission on independents here.  
    19.23   Crash dive for training.  
    19.32   Surfaced.  
    20.00 DF 3498                                                     
         
    05.10.42 North Atlantic, central part    
    00.00 DF 3729    
    04.00 DF 3772    
    08.00 DF 5333    
    11.12 DF 5335 "U 461" (Stiebler) in sight bearing 325°T, 8 nm.  Recognition Signals exchanged, provisions supply, removal and installation of compressor parts.  Doctor on board for a visit, back and forth transfer by rubber boat.  
    12.00 DF 5335 Day's run:  161 nm  
      φ = 31°55'N Difference between dead reckoning and actual position after a navigation fix:  7.5 nm in 172°T.  
      λ = 38°05'W  
      ENE 2, Sea 1, Vis. 10 nm    
    16.00 DF 5336    
    20.00 DF 5333    
    22.00   Junkers compressor in service again.  
    22.32 DF 6114 "U 461" out of sight.  
                                                            
           
Sun and Moon Data 04.10.42
Sun and Moon Data 05.10.42
 
- 7 -
 
           
           
           
           
    06.10.42 North Atlantic, central part    
    00.00 DF 5339    
    04.00 DF 5383    
    08.00 DF 5616    
    10.26   Crash dive for training.  
    11.02   Surfaced.  
    11.06   Crash dive for training.  
    11.14   Surfaced.  
    12.00 DF 5568 Day's run:  123 nm  
      φ = 30°34'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 39°16'W  
      NEbyE 0-1, Sea 0, Vis. 10 nm    
    12.42   Incoming Radio Message 1015/6/211:  Kr Kr from Müller. Naval square DQ 1913 pursuit of large tanker course 45°, 15 knots broken off without results.  
    14.00   Came to collision course for reported tanker, in so doing no transit delay. Meeting point is expected at transit speed first on 8 October 00.30 hours, therefore little prospect of success.  
    16.00 DF 5588    
    20.00 DF 5843 No traffic.  
                                                            
    07.10.42 North Atlantic, central part    
    00.00 DF 8211    
    04.00 DF 8164    
    08.00 DF 8188    
    10.45   Crash dive for training.  
    11.07   Surfaced.  
    12.00 DF 8445 Day's run:  182.5 nm  
      φ = 28°08'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 41°20'W  
      EbyN 2-3, Sea 1-2, Vis. 6-8 nm    
    16.00 DF 7698    
    20.00 DF 7982 No traffic, nothing in particular.  
                                                            
    08.10.42 North Atlantic, central part    
    00.00 DR 1261    
    00.30 DR 1256 Operation on tanker broken off.  
    04.00 DR 1279    
           
Sun and Moon Data 06.10.42
Sun and Moon Data 07.10.42
Sun and Moon Data 08.10.42
 
- 8 -
 
           
           
           
    continued      
    08.10.42 North Atlantic central part    
    08.00 DR 1462    
    12.00 DR 1476 Day's run:  231 nm  
      φ = 25°05'N Difference between dead reckoning and actual position after a navigation fix: 6 nm in 260°T.  
      λ = 43°54'W  
      SEbyE 1-2, Sea 1, Vis. 8-10 nm    
    16.00 DQ 3935    
    20.00 DQ 3957 No traffic, nothing in particular.  
                                                            
    09.10.42 North Atlantic, central part  
    00.00 DQ 6314    
    04.00 DQ 6267    
    08.00 DQ 6513    
    12.00 DQ 6466 Day's run:  193 nm  
      φ = 22°38'N Difference between dead reckoning and actual position after a navigation fix: 9 nm in 120°T.  
      λ = 46°04'W  
      SEbyE 2-3, Sea 2, Vis. 8-10 nm    
    16.00 DQ 6488    
    20.00 DQ 6742 No traffic, nothing in particular.  
                                                            
    10.10.42 North Atlantic, northeast of the Lesser Antilles  
    00.00 DQ 5994    
    04.00 DQ 8327    
    08.00 DQ 8293    
    11.00 - 11.42   Test dive  
    12.00 DQ 8523 Day's run:  182 nm  
      φ = 20°16'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 48°10'W  
      EbyS 4, Sea 3, Via. 8 nm    
    12.37   Crash dive for training.  
    13.00   Surfaced.  
    16.00 DQ 8546    
    20.00 DQ 8498 No traffic, nothing in particular.  
                                                            
           
Sun and Moon Data 08.10.42
Sun and Moon Data 09.10.42
Sun and Moon Data 10.10.42
 
- 9 -
 
           
           
           
           
    11.10.42 North Atlantic, northeast of the Lesser Antilles    
    00.00 DQ 8753    
    04.00 DQ 8772    
    08.00 EF 1338    
    12.00 EF 1381 Day's run:  175 nm  
      φ = 17°58'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 50°8.5'W  
      SEbyE 3, Sea 2, Vis. 8-10 nm    
    16.00 EF 1536    
    18.07   Crash dive for training.  
    19.38   Surfaced.  
    20.00 EF 1556 No traffic, nothing in particular.  
                                                            
    12.10.42 North Atlantic, northeast of the Lesser Antilles    
    00.00 EF 1579    
    04.00 EF 1763    
    08.00 EF 1785    
    11.13   Crash dive for training.  
    11.35   Surfaced.  
    12.00 EF 4117 Day's run:  180 nm  
      φ = 15°40'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 52°11'W  
      SEbyE 3-4, Sea 3, Vis. 8 nm    
    16.00 EE 6367    
    20.00 EE 6621 No traffic, nothing in particular.  
                                                            
    13.10.42 North Atlantic, east of the Lesser Antilles    
    00.00 EE 6566 Intend to cut across the traffic route from Freetown - Trinidad, then initially head for ED 98 because here on previous patrol east-west traffic was observed.  
    04.00 EE 6588    
    08.00 EE 6842    
    1120   Crash dive for training.  
           
Sun and Moon Data 11.10.42
Sun and Moon Data 12.10.42
Sun and Moon Data 13.10.42
 
- 10 -
 
           
           
           
    continued      
    13.10.42 North Atlantic, east of the Lesser Antilles    
    12.00 EE 6795 Day's run:  180 nm  
      φ = 13°21'N Difference between dead reckoning and actual position after a navigation fix: 6 nm in 250°T.  
      λ = 54°14.6'W  
      ENE 4, Sea 3, Vis. 4-6 nm    
    12.22   Surfaced.  
    16.00 EE 9128    
    20.00 EE 9178 No traffic, nothing in particular.  
                                                            
    14.10.42 East of Trinidad    
    00.00 EE 8683    
    04.00 EE 8683    
    08.00 EE 8683    
    11.18 - 11.42   Test dive.  
    12.00 EE 8685 Day's run:  132.5 nm  
      φ = 11°26'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 55°22.8'W  
      ESE 1, Sea 0-1, Vis. 8 nm    
    16.00 EE 8943    
    20.00 EE 8896 No traffic, nothing in particular.  
                                                            
    15.10.42 East of Trinidad  
    00.00 EO 2223    
    04.00 EE 8877    
    08.00 EE 8785    
    12.00 EE 7966 Day's run:  192 nm  
      φ = 10°56'N Difference between dead reckoning and actual position after a navigation fix: 5 nm in 123.5°T.  
      λ = 58°04'W  
      WSW 1-2, Sea 0-1, Vis. 8 nm Despite cutting across course no traffic determined.  Intend transit to the Tobago Passage.  
    16.00 EE 7829    
    17.08 EE 7827 Crash dive for land-based aircraft, westerly course.  
    18.00   Surfaced.  
    19.13   Incoming Radio Message 1833/15/394:  
        "Lassen" operate in sea area naval square ED 99.  
    20.00 EE 7736    
           
           
Sun and Moon Data 13.10.42
Sun and Moon Data 14.10.42
Sun and Moon Data 15.10.42
 
- 11 -
 
           
           
           
    continued      
    15.10.42 East of Trinidad    
    21.20 EE 7736 Flying boat sighted through the periscope.  
    23.30   Surfaced.  
        No traffic  
                                                            
    16.10.42 Trinidad-Tobago    
    00.00 EE 7723    
    00.06 EE 7723 Crash dive for land-based aircraft, easterly course.  
    00.27   Surfaced, course to the center of the passage to be there submerged by day to determine traffic.  
    04.00 ED 9698    
    06.34 ED 9927 Boat was overflown by an aircraft, no detection.  
    06.35 ED 9927 Dived for aircraft which turns to come back 300 meters behind the stern.  Very bright night, calm sea.  
      ESE 0-1, Sea 0, Vis. 8 nm, no marine phosphorescence  
    07.05   Surfaced.  
    07.15 ED 9927 Crash dive for land-based aircraft, which throws a flare 200 meters ahead of the boat.  
    08.00 ED 9919    
    08.35   Surfaced.  
    11.16   Dived on course for the center of the passage.  
    12.00 ED 9943 Day's run:  195 nm  
      φ = 11°05.8'N Difference between dead reckoning and actual position after a navigation fix: 9 nm in 297°T.  
      λ = 61°01.8'W  
    15.28 ED 9951 Mastheads and smokestack of a beached steamer in sight bearing 42°T.  
    16.00 ED 9954    
    17.28 ED 9954 Spanish, type "CABO DE HORNOS" in sight bearing 15°T, course 265°, neutrality markings recognized.  
    19.05 ED 9954 A small transport steamer bearing 280°T, type ore steamer, proceeding direct Tobago - Trinidad, initially steers 90°, then 40°.  
    20.00 ED 9954    
    20.08 ED 9954 Convoy in sight, bearing 298°T, course east, counted 14 ships, mostly freighters, a few tankers.  
           
Sun and Moon Data 15.10.42
Sun and Moon Data 16.10.42
 
- 12 -
 
           
           
           
    continued      
    16.10.42 Trinidad - Tobago    
        Screen:  forward screen 2 PC boats, starboard forward patrol vessel type "EAGLE", behind it the same.  Port ahead a one-stack destroyer type "BLUE" with PC boat in echelon.  Aft screen not seen.  Painting partly white and partly spotted, strong machine gun armament.  Formation of the convoy:  double to triple line ahead, strongly staggered.  Take position between the right and middle column and intend to shoot at four or five overlapping steamers.  
    21.20 ED 9954 Shot from tube I:  target angle = 90°, target speed = 8 knots, range = xxxx meters  
      ED 9954 Shot from tube II:   target angle 40°, target speed 8 knots, range = 2000 meters.  
        Hit after 37 seconds running time on freighter type "ADRIA" amidships, second hit heard after 62 seconds, aimed at freighter 6000 GRT.  Sinking not observed, however, probable because the freighter was loaded.  
        At the moment of firing, the overlapping steamer had moved up to pure line abreast, so that only one ship was in shooting position, while all others behind were covered. Therefore the second shot fell on a steamer proceeding behind with target angle 40°.  Could not shoot further with the stern tubes because the boat had to dive under the column.  
        After both hits Asdic impulses start immediately.  Went at GF to depth A -30 meters (water depth 66 meters), ran off on course 300°.  
    21.30 ED 9954 Light grounding at depth 51 meters.  
    2148 ED 9946 3 depth charges, no major concussion in the boat, locating by sound gear is still quite loud.  Thereupon Bold ejection with course change twice.  
    22.55 ED 9943 4 depth charges, further off.  Locating was fainter.  
    23.15 ED 9942 1 aircraft bomb detonation.  
    23.41 ED 9942 5 aircraft bombs, no assessment of range.  Air escort consisted of 2 flying boats (close and remote escort), 2 land-based aircraft constantly circling over the convoy.  
                                                            
           
           
Sun and Moon Data 16.10.42
 
- 13 -
 
           
           
           
           
    17.10.42 Trinidad - Tobago    
    00.00 ED 9942 All around sweep:  Nothing seen, a towed steamer would still have to be seen, therefore I suspect that both have sunk.  
    00.30   Surfaced to operate on the convoy.  
    01.31   Outgoing Radio Message 2100/16/399:  Reported convoy.  
    04.00 ED 9694    
    08.00 EE 7734    
    11.27 EE 7852 Convoy in sight bearing 210°, range 8-10 nm.  
        3 steamers, mast and smokestacks are out, course 90°, behind them several smoke traces.  
    11.55   Outgoing Radio Message 1133/17/302:  Reported convoy.  
    12.00 EE 7853 Day's run:  190 nm  
      φ = 11°0.2'N Difference between dead reckoning and actual position after a navigation fix: 7.2 nm in 276°T.  
      λ = 59°00.5'W  
      SE 1, Sea 0-1, Vis. 10 nm    
    1214 EE 7853 Crash dive for land-based aircraft, easterly course.  
    12.43   Surfaced.  
    12.47 EE 7856 Crash dive for fast small land-based aircraft.  
    13.12   Surfaced.  
    13.14 EE 7856 Crash dive for the same aircraft.  
    14.29   Surfaced.  
    14.32   Outgoing Radio Message 1240/17/304:  Contact keeper report:  Contact lost.  
    15.00 EE 7867 Smoke feathers bearing 190°T.  After temporarily losing contact due to air, it is now resumed.  
    15.27   Outgoing Radio Message 1505/17/305:  Contact keeper report.  
    15.52 EE 7895 Once again 3 ships with masts out, still on an easterly course, bearing 198°T, target angle 80°, perhaps even broader.  
    16.00 EE 7895    
    16.21   Outgoing Radio Message 1600/17/306:  Contact keeper report.  
    16.32 EE 7899 Now only 2 steamers seen bearing 219°T, course 130-140°, speed 12 knots, several smoke feathers below the horizon.  Suspect disbanding into individual groups.  
    17.17 EO 1314 Crash dive for flying boat in approach.  
    17.18 EO 1314 6 well-placed aircraft bombs at depth A -40 meters,  forward diving plane failed, further damage see KTB Maschine.  However, boat is fully maneuverable.  
           
Sun and Moon Data 17.10.42
 
- 14 -
 
           
           
           
    continued      
    17.10.42 East of Trinidad    
    20.00 EO 1315    
    22.18 EO 1319 6 aircraft bomb detonations heard (Müller).  With all around sweep nothing seen.  
    22.37   Surfaced.  
    23.00 EO 1351 Crash dive for 2 small land-based aircraft, opposite course.  
                                                            
    18.10.42 East of Trinidad    
    00.00 EO 1351    
    00.14   Surfaced, pursued.  
    00.40   Outgoing Radio Message 1720/17/309:  Contact keeper report:  Contact lost.  
    04.00 EO 2175 Operating on general course southeast.  
    08.00 EO 2458    
    11.30 EO 2548 Because at dawn nothing more is seen of the convoy broke off because no further contact from other boats are expected.  
    12.00 EO 2548 Day's run:  213.9 nm  
      φ = 9°04'N Difference between dead reckoning and actual position after a navigation fix: 6 nm in 110°T.  
      λ = 56°38'W  
      ENE 1, Sea 0-1, Vis. 10 nm    
    16.00 EO 2524    
    16.02 - 16.33   Test dive.  
    19.27 EO 2285 Crash dive for land-based aircraft course 30°.  
    20.00 EO 2286    
    20.13   Surfaced.  
    21.07 EO 2283 "U 67" in sight bearing 300°T.  
    21.40 EO 2259 Experience exchange with "Müller".  
    21.50   Moved off on diverging courses.  
                                                            
    19.10.42 East of Trinidad    
    00.00 EO 2235 Stopped at night to save fuel.  
    04.00 EO 2235    
    08.00 EO 2235    
           
           
Sun and Moon Data 17.10.42
Sun and Moon Data 18.10.42
Sun and Moon Data 19.10.42
 
- 15 -
 
           
           
           
    continued      
    19.10.42 East of Trinidad    
    12.00 EO 2233 Day's run:  97.5 nm  
      φ = 10°28'N Difference between dead reckoning and actual position after a navigation fix: 4.5 nm in 0°T.  
      λ = 55°58'W  
      ENE 1, Sea 0, Vis. 10 nm Ran on course 30° to cut across Capetown - Trinidad traffic.  Transit to ED 99 not favorable fuel-wise because immediately after arrival would have to withdraw again for the waxing moon.  
    16.00 EE 8946    
    20.00 EE 8922    
    23.00 - 23.14   Test dive  
        No traffic, nothing in particular.  
                                                            
    20.10.42 East of Trinidad    
    00.00 EE 9471 "Liebe" reports sinking in EE 6782, course 290°.  
        Intend to cut across this course line, although it is very far north.  
    04.00 EE 9427    
    08.00 EE 9197    
    12.00 EE 9195 Day's run:  156 nm  
      φ = 12°25.2'N Difference between dead reckoning and actual position after a navigation fix: 7.4 nm in 73°T.  
      λ = 54°16.8'W  
      ENE 3, Sea 3, Vis. 10 nm    
    16.00 EE 9245    
    20.00 EE 9222 No traffic, nothing in particular.  
                                                            
    21.10.42 East of the Lesser Antilles  
    00.00 EE 6892 "Auffermann" reports freighter in EF 9452, course 290°  
        So the traffic route seems to go very far north, then to turn to the SW.  
    04.00 EE 6892    
    08.00 EE 6891    
    11.07 - 11.27 Test dive. Test dive.  
    12.00 EE 6891 Day's run:  88.8 nm  
      φ = 13°29'N Difference between dead reckoning and actual position after a navigation fix: 11 nm in 256°T.  
      λ = 53°28.5'W  
      E 5, Sea 4, Vis. 6 nm    
           
Sun and Moon Data 19.10.42
Sun and Moon Data 20.10.42
Sun and Moon Data 21.10.42
 
- 16 -
 
           
           
           
    continued      
    21.10.42 East of the Lesser Antilles    
    16.00 EE 6838    
    20.00 EE 6678 No traffic, nothing in particular.  
                                                            
    22.10.42 East of the Lesser Antilles    
    00.00 EE 6916 Stopped at night.  
    01.25 EE 6916 U-boat shadow sighted bearing 290°T, apparently easterly course.  Moved off because own boat is likely.  No recognition Signal exchange, bright moon.  
    04.00 EE 6914    
    08.00 EE 6836    
    12.00 EE 6826 Day's run:  111.5 nm  
      φ = 13°58.4'N Difference between dead reckoning and actual position after a navigation fix: 22 nm.  
      λ = 53°30.3'W  
      EbyN 3-4, Sea 3, Vis. 6-8 nm    
    16.00 EE 6817    
    20.00 EE 6755 No traffic.  
                                                            
    23.10.42 East of the Lesser Antilles    
    00.00 EE 5969    
    04.00 EE 5968    
    08.00 EE 5968    
    11.24   Test dive.  
    12.00 EE 5967 Day's run:  107 nm  
      φ = 13°33.8'N Difference between dead reckoning and actual position after a navigation fix: 9 nm in 254°T.  
      λ = 55°13.4'W  
      EbyN 5, Sea 4, Vis. 8 nm    
    12.08   Surfaced.  
    16.00 EE 5934    
    20.00 EE 5692 No traffic, nothing in particular.  
                                                            
    24.10.42 East of the Lesser Antilles    
    00.00 EE 5675    
    04.00 EE 5675    
           
Sun and Moon Data 21.10.42
Sun and Moon Data 22.10.42
Sun and Moon Data 23.10.42
Sun and Moon Data 24.10.42
 
- 17 -
 
           
           
           
    continued      
    24.10.42 East of the Lesser Antilles    
    08.00 EE 5677 "Witt" reports sinking in EE 5627, course 290° and a miss in square EE 5654, course 280°.  
        Intend to move back and forth in position in this area and then via Barbados to ED 9699.  
    12.00 EE 5596 Day's run:  101 nm  
      φ = 14°17.5'N Difference between dead reckoning and actual position after a navigation fix: 17.5 nm in 261°T.  
      λ = 55°55'W  
      NE 4, Sea 3-4, Vis. 8-10 nm    
    16.00 EE 5539 "Liebe" reports sinking in EF 8331, course 300°.  
    20.00 EE 5295    
    20.47   Test dive.  
        No traffic. Nothing in particular.  
                                                            
    25.10.42 East of the Lesser Antilles  
    00.00 EE 5535 Searched for traffic which might run in sight of Barbados to the SW.  
    04.00 EE 5534    
    08.00 EE 5534    
    11.44   Test dive.  
    12.00 EE 5526 Day's run:  86.5 nm  
      φ = 14°53.5'N Difference between dead reckoning and actual position after a navigation fix: 9.5 nm in 295°T.  
      λ = 56°13.7'W  
      ENE 2-3, Sea 3, Vis. 8 nm    
    12.28   Surfaced.  
    16.00 EE 5546    
    20.00 EE 5496    
    20.37 EE 5499 Crash dive for land-based aircraft.  
    21.45   Surfaced.  
        No traffic.  
                                                            
    26.10.42 East of the Lesser Antilles  
    00.00 EE 5725    
    04.00 EE 5725    
    08.00 EE 5724    
    12.00 EE 5719 Day's run:  96.7 nm  
      φ = 13°52.2'N Difference between dead reckoning and actual position after a navigation fix: 18 nm in 267°T.  
      λ = 57°24'W  
           
           
Sun and Moon Data 24.10.42
Sun and Moon Data 25.10.42
Sun and Moon Data 26.10.42
 
- 18 -
 
           
           
           
    continued      
    26.10.42 East of the Lesser Antilles    
    16.00 EE 4969 Dived to proceed submerged.  
      SEbyE 2, Sea 1-2, Vis. 10 nm    
    19.27 - 19.37   Surfaced to ventilate.  
    20.00 EE 4991    
    23.36   Surfaced.  
        No traffic, nothing in particular.  
                                                            
    27.10.42 East of Barbados    
    00.00 EE 4982    
    04.00 EE 4897    
    08.00 EE 4889    
    11.23   Dived to proceed submerged.  
    12.00 EE 4888 Day's run:  108.5 nm  
      φ = 13°14.6'N Difference between dead reckoning and actual position after a navigation fix: 8.5 nm in 267°T.  
      λ = 59°02.2'W  
      EbyS 3, Sea 2, Vis. 8 nm    
    16.00 EE 7221    
    20.00 EE 7215    
    20.12 - 20.16   Boat ventilated.  
    20.40 EE 7215 Navigation fix from Ragged Point lighthouse bearing 302°T and South Point 254.3°T off Barbados.  
        No traffic, nothing in particular.  
                                                            
    28.10.42 Barbados - Tobago    
    00.00 EE 7214    
    00.15   Surfaced, Lighthouses on Barbados are extinguished.  
        Intend to search for traffic in ED 9650 (current Bauer situation report)  
    04.00 EE 7183    
    08.00 EE 7179    
    11.56 EE 7178 Crash dive for land-based aircraft bearing 275°T.  
           
Sun and Moon Data 26.10.42
Sun and Moon Data 27.10.42
Sun and Moon Data 28.10.42
 
- 19 -
 
           
           
           
    continued      
    28.10.42 Barbados - Tobago    
    12.00 EE 7178 Day's run:  94.7 nm  
      φ = 12°20.2'N Difference between dead reckoning and actual position after a navigation fix: 6.5 nm in 270°T.  
      λ = 60°17.8'W  
      EbyN 1, Sea 1, Vis. 10 nm    
    16.00 ED 9633    
    17.30 ED 9635 Aircraft sighted through the periscope.  
    17.54 - 18.40   Surfaced to ventilate the boat.  
    20.00 ED 9637    
    23.48   Surfaced.  
        No traffic.  
                                                            
    29.10.42 North of Trinidad    
    00.00 ED 9652 Run on course 180 to main harbor to observe traffic.  
    04.00 ED 9599    
    08.00 ED 9597    
    11.14   Dived.  
    12.00 ED 9822 Day's run:  102 nm  
      φ = 11°23'N Difference between dead reckoning and actual position after a navigation fix: 16 nm in 257°T.  
      λ = 61°42.5'W  
      EbyN 2, Sea 1-2, Vis. 8 nm    
    16.00 ED 9824    
    16.20 ED 9824 Propeller sounds astern to starboard, at periscope depth bearing 242°T cruiser type "CONCORD", course 160°, 180 RPM.  No attack possibility, target angle about 100° on sighting, range = 2000 meters, passes out of sight in the direction of the main harbor.  Despite half hourly all around sweeps noticed too late.  
    16.50 ED 9824 Flying boat sighted through the periscope.  
    17.30 ED 9824 Smoke clouds and mast heads in sight bearing 236°T to 214°T.  Convoy!  16-18 ships course 310-330°.  Came to attack course to at least get a shot on the final ships.  Cannot get there, because on coming in sight target angle was about 60°.  Starting range was about 8 nm.  Bearing 229°T.  Screen:  By air, destroyer, PC-boat and patrol vessels.  Positioning and number not exactly determined.  
           
           
Sun and Moon Data 28.10.42
Sun and Moon Data 29.10.42
 
- 20 -
 
           
           
           
    continued      
    29.10.42 North of Trinidad    
    20.00 ED 9815    
    20.15 ED 9815 Convoy out of sight bearing 320°T.  
    21.15 ED 9815 Patrol vessel on changing course out of sight.  Did not pursue because the convoy will be 6 hours ahead until surfacing and there is only three hours of night until moon rise, additionally there are no other boats in the area.  
        Formation of the convoy:  double or triple line ahead in echelon.  
                                                            
    30.10.42 North of Trinidad    
    00.00 ED 9736 If there is outbound traffic, there must also be inbound traffic.  Therefore operate on observed outbound course 310°, because perhaps there may be inbound traffic here.  
    00.20   Surfaced.  
    04.00 ED 9498    
    08.00 ED 9489    
    11.31   Dived.  
    12.00 ED 9484 Day's run:  82.5 nm  
      φ = 11°33.7'N Difference between dead reckoning and actual position after a navigation fix: 8 nm in 25°T.  
      λ = 62°42.8'W  
      ENE 2, Sea 1-2, Vis. 8-10 nm    
    16.00 ED 9482    
    20.00 ED 9486 No traffic, nothing in particular.  
                                                            
    31.10.42 North of Trinidad, Paria Peninsula    
    00.00 ED 9494 Searching for traffic on the coastal route Paria Peninsula.  
    00.16   Surfaced.  
    04.00 ED 9733    
    08.00 ED 9734    
    11.23   Dived.  
    12.00 ED 9735 Day's run:  48.88 nm  
      φ = 11°13.5'N Difference between dead reckoning and actual position after a navigation fix: 12.5 nm in 270°T.  
      λ = 62°19.5'W  
      ENE 2, Sea 1, Vis. 8 nm    
           
Sun and Moon Data 29.10.42
Sun and Moon Data 30.10.42
Sun and Moon Data 31.10.42
 
- 21 -
 
           
           
           
    continued      
    31.10.42 North of Trinidad    
    12.09 ED 9735 Smoke feather bearing 87°T.  
    12.25 ED 9735 Smoke feather shifts out to the SE, bearing 108.5°T, no vessel sighted.  
    12.57 ED 9738 Flying boat bearing 220°T, westerly course. Sighted through the periscope.  
    16.00 ED 9739    
    16.03 ED 9739 Flying boat bearing 110°T, very low, course 20°.  
    20.00 ED 9763    
                                                            
    01.11.42 North of Trinidad, Paria    
    00.00 ED 9844 Intend to remain here one more day to determine coastal traffic.  
    00.20   Surfaced.  
    04.00 ED 9766 Lighthouse at the main harbor burns as in peacetime, searchlights repeat half hourly as on our previous patrol.  Nothing in particular.  
    08.00 ED 9766    
    11.29   Dived.  
    12.00 ED 9766 Day's run:  26 nm  
      φ = 10°55.2'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 62°14.5'W  
      ENE 0-1, Sea 0, Vis. 4 nm    
    16.00 ED 9769    
    16.46 ED 9769 Two flying boats low over the water surface, flying to the west of the main harbor and back.  Nothing heard, nothing seen.  
    20.00 ED 9769 No traffic.  
                                                            
    02.11.42 Southwest of Grenada    
    00.00 ED 9847    
    00.16   Surfaced.  
    04.00 ED 9581    
    05.17 ED 9557 Lighthouse at Grenada bearing 18.5°T, on the horizon.  
    08.00 ED 9467    
    10.27   Dived, course on the 200-meter line, to observe convoy traffic detected on course 310°.  
           
Sun and Moon Data 31.10.42
Sun and Moon Data 01.11.42
Sun and Moon Data 02.11.42
 
- 22 -
 
           
           
           
    continued      
    02.11.42 Southwest of Grenada    
    12.00 ED 9486 Day's run:  143.5 nm  
      φ = 11°31'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 62°34'W  
      EbyN 2, Sea 1, Vis. 8 nm    
    16.00 ED 9497    
    18.10 ED 9498 Several smoke feathers bearing 109 to 116°T, aircraft.  
    18.29 ED 9498 Aircraft as remote escort bearing 120°T.  
    19.22 ED 9498 Bearing 108 - 114°T convoy 20 ships, course 310°.  
    20.00 ED 9498 Came to attack course, however cannot reach shooting position even on thte final ships, lowest range = 6000 meters, therefore remained unnoticed and intend to pursue.  
    22.29 ED 9492 Most of the bearings are 325°T, range 8 nm, screen consists of a head destroyer, patrol vessels and PC-boats on both sides and at the rear.  Near and remote reconnaissance by flying boats.  
    23.22 ED 9491 Surfaced, immediate contact on smoke feather in 320°T.  Pursued.  
                                                            
    03.11.42 Caribbean, west of Grenada    
    00.00 ED 9467    
        Outgoing Radio Message 2225/3 (sent blind):  report concerning convoy.  
        Came up quickly, formation of the convoy is widely separated groups in echelon.  Screen to both sides and ahead, a destroyer as stern sweeper.  
        Intend to attack final tanker and large freighter.  While thrusting in between two ships forced away by the port aft escort.  Took position on the starboard side of the freighter.  Attack on freighter estimated 7500 GRT from stern tubes.  
    02.02 ED 9426 Shot from tube V:  target speed = 8 knots, target angle = 81°, range = 2000 meters, depth 4 meters.  
        Shot from tube VI:  target speed = 8 knots, target angle = 81°, range = 2000 meters, depth 4 meters.  
        Hit after 90 seconds running time center and aft.  Heavy detonation, high flare up of the cargo, sank quickly over the after stem.  Maneuvered ahead and at the same time gained abeam distance.  Behavior of the screen:  No star shells, no rockets by the steamers.  Rapid thrusting out to the side by the aft destroyer, zigzag away by the convoy no more  
           
Sun and Moon Data 02.11.42
Sun and Moon Data 03.11.42
 
- 23 -
 
           
           
           
    continued      
    03.11.42 Caribbean, west of Grenada    
        than 30°.  
    03.15   Outgoing Radio Message 0050/3/322:  Contact keeping report (transmitter temporarily out of service)  
    03.33   Outgoing Radio Message 0302/3/323:  Contact keeping report.  
    04.00 ED 9412 Maneuvered ahead for a second attack.  Getting ahead complicated by stern sweeper, however, at GF got forward up to the center of the convoy.  Attack intended on several large steamers with bow tubes.  
      Vis. deterioration by lead flat Sea and dark cloud banks
 
        Flank escort consists of 2-3 very low vessels, PC-boats or patrol vessels type "EAGLE".  Out maneuvering the flank escort is difficult because with the current illumination conditions in the binoculars there is no horizon to be found.  
    04.30 ED 9412 Shot from tube I:  target speed = 8 knots, target angle = 87°, range = 3000 meters depth 4 meters.  
        Shot from tube II:  target speed = 8 knots, target angle = 87°, range = 3000 meters, depth 4 meters.  
        Shot from tube IV:  target speed = 8 knots, target angle = 87°, range = 3000 meters, depth 4 meters.  
        Shortly before shot was fired was disrupted by the flank escort and therefore forced to shoot at long range.  Still shot because of the overlap.  No detonation heard or seen.  
    04.31   Outgoing Radio Message 0417/3/324:  Contact keeping report.  
    05.31   Outgoing Radio Message 0504/3/325:  Contact keeping report.  
        Attack initiated on freighter 6000 GRT in the center of the convoy.  
    06.30 ED 8631 Shot from tube V:  target speed = 10 knots, target angle = 90°, range = 2000 meters, depth x meters.  
        Shot from tube VI:  target speed = 10 knots, target angle = 90°, range = 2000 meters, depth x meters.  
        Hit on 2 freighters 6000 GRT (target ship) and 5000 GRT.  Running time: 4 minutes 45 seconds, 5 minutes 1 second.  Both ships settle astern wrapped in thick detonation clouds.  After the smoke clouds lighten 5000 tonner has sunk, 6000 GRT freighter settled astern, left sinking.  Kept maneuvering ahead.  After moon rise there is no further possibility of surface attack.  Therefore intend to continue maneuvring ahead for a day attack to be ahead of the convoy in the morning twilight.  
    07.08 ED 8389 Bearing front 189.3°T, bearing rear 167°T, range = 6-8 nm.  Ahead of the convoy two destroyers one very far forward.  
    07.31   Outgoing Radio Message 0652/3/326:  Contact keeping report.  
    08.00 ED 8387    
    09.18   Outgoing Radio Message 0807/3/328:  Contact keeping report.  
    10.19   Outgoing Radio Message 0940/3/329:  Contact keeping report.  
           
Sun and Moon Data 03.11.42
 
- 24 -
 
           
           
           
    continued      
    03.11.42 Caribbean, west of Grenada    
        Operate on general course 270° and expect a morning zigzag to the SW because course 300° was steered for a long time.  Am positioned ahead of the convoy.  
    10.23   Dived to attack  
        Am positioned ahead of the entire convoy, the center has target angle 0°.  Attack initiated on an 8000 GRT tanker and a 5000 GRT ore freighter in so doing come into the convoy.  Morning zig zag to 240-250° shortly before the shot as anticipated.  Escort ahead only a watch vessel type "AVISO", otherwise only flank escort far offset, apparently to shake off the contact keeper.  
    11.37 ED 8298 Shot from tube I:  target speed =9 knots, target angle =80°, range = 2000 meters, depth 4 meters.  
        Shot from tube II:  target speed =9 knots, target angle =80°, range = 2000 meters, depth 4 meters.  
        Shot from tube IV:  target speed =9 knots, target angle =65°, range = 400 meters, depth 4 meters.  
        Multiple shot on tanker, single shot on ore freighter.  
        Hit center on ore freighter after 72 seconds, heavy detonation observed in the center.  Second and third hit after 145 seconds, strong sinking sounds, no further observations because the boat must dive below a column.  No opportunity for a stern shot.  Went to depth A +20 meters at GF, to move off below the convoy.  
    12.00 ED 8298 Day's run:  161 nm  
      φ = 12°23.5'N Difference between dead reckoning and actual position after a navigation fix: 7.2 nm in 299°T.  
      λ = 64°10'W  
      NE 1, Sea 1, Vis. 10 nm    
    12.15 ED 8298 4 depth charges, no major concussion in the boat.  For safety's sake went to depth A +50 meters.  No sound gear.  After the shot moved off for 15 minutes at GF.  
    12.30 ED 8298 4 depth charges.  
    13.07 ED 8295 7 depth charges.  
    13.44 ED 8295 5 depth charges.  
    14.07 ED 8295 3 depth charges.  
    15.39 ED 8295 1 detonation.  
    16.00 ED 8295 At periscope depth, in the direction of the convoy only one smoke feather is seen. Suspect that both ships are sunk.  
    16.20 ED 8296 Through the periscope a land-based bomber, white paint, apparently stern escort.  
    16.50 ED 8296 Airship passing by seen in the periscope.  Land-based bombers fly the entire afternoon on changing courses.  Pursuit by day not possible, based on experience to date would not be successful because of heavy air.  Set off to the east.  
           
Sun and Moon Data 03.11.42
 
- 25 -
 
           
           
           
    continued      
    03.11.42 Caribbean, west of Grenada    
    20.00 ED 8296    
    23.15   Surfaced.  
                                                            
    04.11.42 Caribbean, west of Grenada  
    00.00 ED 8347    
    00.10   Outgoing Radio Message 2317/3/334:  Last contact keeper report.  
    00.45 ED 8344 Detection on 168 cm horizontally polarized.  Dived, no attack.  Detection immediately steady tone, abruptly grew louder.  
    01.21   Surfaced.  
    01.33 ED 8345 Detection, dived.  
    03.07   Surfaced.  
    04.00 ED 8318 Intention:  Download [over deck torpedoes] as soon as possible, if possible still to the west of Grenada.  
    08.00 ED 8331    
    10.34   Dived.  
    12.00 ED 6757 Day's run:  125.5 nm  
      φ = 13°32'N Difference between dead reckoning and actual position after a navigation fix: 27.5 nm in 24.5°T.  
      λ = 62°45.1'W  
      NEbyE 1, Sea 0-1, Vis. 8 nm    
    15.25   Surfaced to ventilate.  Because of the very good visibility, high or no clouds, no Fu.M.B., no machine guns brought out, in exchange combat lookout.  
    16.00 ED 6785    
    16.10 ED 6785 Crash dive for two-engined land-based bomber, white paint.  Aircraft was first seen when it had already fired machine guns.  Apparently approached in a nose dive up to 20 meters above the water.  4 aircraft bombs at depth 12 meters while diving.  Boat makes a strong movement at the first bomb. Despite strongest shock only slight failures.  See KTB Maschine.  Boat remains fully maneuverable.  Suspect locating [radar] with certainty.  
    20.00 ED 6791    
    2312   Surfaced.  
        No traffic.  
                                                            
           
Sun and Moon Data 03.11.42
Sun and Moon Data 04.11.42
 
- 26 -
 
           
           
           
           
    05.11.42 Caribbean, west of Grenada    
    00.00 ED 6871    
    00.14 ED 6872 Very strong searchlight below the horizon bearing 70°T (Santa Lucia).  
    00.19 ED 6872 Detection, 168 cm horizontally polarized, dived.  
    01.33   Surfaced.  
    02.15 ED 6878 Detection, dived.  
    03.04   Surfaced.  
    04.00 ED 9215 Downloading not possible here, therefore setting off to the east is necessary.  Now run on southerly course to Trinidad.  
    05.05 ED 9242 Crash dive for destroyer, target angle 0°, closing quickly.  Due to dark cloud masses on the horizon and lead flat sea very difficult to make out.  Submerged sound gear heard.  However, because it shifts out smoothly believe the boat is undetected.  
    07.33   Surfaced.  Suspect patrolling destroyer.  Running off on the surface would have been better, but did not have my own assessment of the distance, the Watch Officer gave the order to crash dive immediately.  
    08.00 ED 9245    
    0929 ED 9272 Detection, dived.  
    12.00 ED 9274 Day's run:  118.6 nm  
      φ = 12°25.5'N Difference between dead reckoning and actual position after a navigation fix: 6.6 nm in 70°T.  
      λ = 62°08.7'W  
    16.00 ED 9433    
    17.50 ED 9435 Three smokestack destroyer sighted on the horizon bearing 312°T, course 0°, 100 RPM.  Zigzags over 90° again to 0°.  Suspect patrolling destroyer from tonight.  No attack possibility.  
    18.13 ED 9435 Destroyer out of sight.  
    20.00 ED 9437    
    23.15   Surfaced.  
        No traffic.  
                                                            
    06.11.42 Trinidad - Tobago    
    00.00 ED 9467    
    04.00 ED 9579    
    06.23 ED 9831 Searchlights from Trinidad below the horizon.  
           
           
Sun and Moon Data 05.11.42
Sun and Moon Data 06.11.42
 
- 27 -
 
           
           
           
    continued      
    06.11.42 Trinidad - Tobago    
    08.00 ED 9833    
    10.18 ED 9918 Lighthouse Tobago bearing 79.5°T.  
    10.25   Dived.  
    12.00 ED 9943 Day's run:  140.6 nm  
      φ = 11°06.3'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 61°05.2'W  
      SE 1, Sea 1, Vis. 8-10 nm    
    12.58 ED 9943 Galera Point Lighthouse on Trinidad bearing 146.5°T.  
    13.37 ED 9943 Small post or livestock steamer bearing 151°T, course 250°, from Tobago for Trinidad.  
    15.58 ED 9954 Spanish tanker "GERONA" bearing 115°T, course 270°.  Neutrality markings easily recognized.  
    16.00 ED 9954    
    17.10 ED 9955 Spanish tanker "CAMPERO", course 270°.  Also easily recognized neutrality markings.  
    18.25 ED 9955 Convoy bearing 24°T, 8 freighters, 2 destroyers, 2 patrol vessels, course 90-110°, on the horizon.  A "Consolidated" observed through the periscope, flies straight line sweep on convoy course.  Initiated attack.  Both destroyers type "BLUE" proceed in broad echelon ahead of the convoy.  on the starboard side of the convoy one excort vessel is seen, suspect thesame on the port side.  Steamers proceed in staggered line abreast.  One destroyers is painted white, one spotted.  After outmaneuvering the destroyers I mage to shoot a 7000 and a 6000 GRT freighter.  Am positioned within the right outer column.  
    19.15 ED 9952 Shot from tube I:  target speed = 8 knots, target angle = 92°, range = 1000 meters.  
        Shot from tube II:  target speed = 8 knots, target angle = 72°, range 1800 meters.  
        Piston from tube I does not run back after the shot, therefore the boat rises and is just caught at depth 10 meters with all men forward, GF, flooding the negative buoyancy tanks and both diving planes hard down.  Therefore hit effect not observed.  First hit heard after 114 seconds, accept that this freighter sunk (Lt. B-Service report).  Second hit was heard after 420 seconds.  There is no evidence showing whether this hit was carried out on the targeted ship or on another ship.  Both torpedoes depth 4 meters.  Ran off to the west 10 minutes at GF and depth A meters. Immediately after the shot impulses from 2 sound gears were heard.  
           
           
Sun and Moon Data 06.11.42
 
- 28 -
 
           
           
           
    continued      
    06.11.42      
    19.27 ED 9952 3 depth charges, concussion in boat, however no failures.  
    19.42 ED 9955 2 depth charges.  
    20.00 ED 9955    
    20.08 ED 9954 3 depth charges.  
    20.25 ED 9954 2 depth charges. Judging by propeller noise the pursuers are drawn past the boat to the west.  Bold ejected two times at 19.44 hours and 19.52 hours.  Believe a listening and sound gear pursuit to be hopeless in this area with the dense water layers and bad listening conditions.  
   

22.30

ED 9943 To periscope depth, to definitely see something in daylight.  Nothing more is seen of the steamers.  One patrol vessel bearing 305°T at high speed and zigzagging heavily apparently throwing depth charges which are heard.  (4 depth charges).  
         
         
    22.32 ED 9943  
    22.38 ED 9943 6 depth charges, range to patrol vessel 5-6 nm (smokestack and mast out).  At the same time observed "Consolidated" in the air.  
    23.35   Surfaced.  Nothing is seen of the hit steamers, sinking is assumed.  
                                                            
    07.11.42 North of Tobago    
    00.00 ED 9919    
    00.05   Outgoing Radio Message 1927/6/359:  Convoy report.  
    00.22 ED 9919 Patrol vessel in sight bearing 250°T (the one previously observed through the periscope).  At the same moment, detection on 138 cm horizontally polarized wavering in volume.  Patrol vessel put astern, tone was weaker, the Fu.M.B. antenna shows directivity, since detection is only audible when the context is transverse.  In addition when the patrol vessel passes out of sight the detection is even fainter and stops altogether (low range?).  Range at coming in sight of the patrol vessel about 2000-4000 meters, on passing out of sight about 6 nm.  
    01.51   Outgoing Radio Message 0052/7/360:  Situation report.  
    01.52 ED 9676 Destroyer bearing 284°T, southerly course, range = 2000 meters.  Suspect patrolling destroyer from Grenada, which is now brought here.  Ran off, no attack possibility because locating patrol vessel had just passed out of sight.  
    04.00 ED 9653    
           
Sun and Moon Data 06.11.42
Sun and Moon Data 07.11.42
 
- 29 -
 
           
           
           
    continued      
    07.11.42 North of Tobago    
    08.00 EE 7411    
    10.28   Dived.  
    12.00 EE 7423 Day's run:  158.4 nm  
      φ = 12°14.4'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 59°53.5'W  
      ESE 2, Sea 2, Vis. 8 nm    
    16.00 EE 7432    
    20.00 EE 7511    
    23.05   Surfaced.  
                                                            
    08.11.42 Northeast of Tobago    
    00.00 EE 7521 Intend to download.  
    03.15 EE 7535 Begin download.  
    04.00 EE 7538    
    08.00 EE 7539    
    09.40   5 Atos below deck.  Delayed due to great stiffness of the cross transport.  The remainder next night.  
    10.12   Dived.  
    12.00 EE 7617 Day's run:  84.1 nm  
      φ = 12°01.3'N Difference between dead reckoning and actual position after a navigation fix: 9.5 nm in 73.5°T.  
      λ = 58°32.8'W  
      ENE 2, Sea 1-2, Vis. 6 nm    
    16.00 EE 7643    
    20.00 EE 7654    
    22.43   Surfaced.  
    23.15 EE 7655 Began downloading the rest of the torpedoes.  
                                                            
    09.11.42 East of Tobago    
    00.00 EE 7655    
    01.35   Transfer ended, all Atos below deck.  
    04.00 EE 7685 Intend to operate on coastal route EO.  
    07.03 - 07.37   Test dive, to be balanced at dawn.  
           
Sun and Moon Data 07.11.42
Sun and Moon Data 08.11.42
Sun and Moon Data 09.11.42
 
- 30 -
 
           
           
           
    continued      
    09.11.42 East of Tobago    
    08.00 EE 7954    
    10.15   Dived to proceed submerged.  
    12.00 EE 7984 Day's run:  100.1 nm  
      φ = 10°39'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 58°18'W  
      ESE 2-3, Sea 2, Vis. 10 nm    
    16.00 EE 7987    
    20.00 EO 1324    
    22.45   Surfaced.  
        No traffic.  
                                                            
    10.11.42 Southeast of Trinidad    
    00.00 EO 1346    
    04.00 EO 1539 Set up at the narrowest point between the 200-meter line and land.  Days at periscope depth.  
    08.00 EO 1589    
    10.07   Dived.  
    12.00 EO 1825 Day's run:  139 nm  
      φ = 8°30.5'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 59°2.3'W  
      SE 1-2, Sea 1, Vis. 8-10 nm    
    16.00 EO 1829    
    20.00 EO 1825    
    23.02   Surfaced.  
        No traffic, nothing in particular.  
                                                            
    11.11.42 Southeast of Trinidad    
    00.00 EO 1813 Stopped at night.  
    04.00 EO 1579    
    07.00   Smoke feather bearing 68.5°T.  Developed as a freighter, zigzagging around 290°, 10-11 knots.  Closed to attack.  
           
           
Sun and Moon Data 09.11.42
Sun and Moon Data 10.11.42
Sun and Moon Data 11.11.42
 
- 31 -
 
           
           
           
    continued      
    11.11.42 Southeast of Trinidad    
    08.01 EO 1574 Shot from tube I: target speed = 11 knots, target angle = 100°, range = 1000 meters, depth 3 meters.  
        Hit after edge of the smokestack after 34 seconds running time.  Water depth 75 meters.  Heavy detonation, steamer settled astern without sinking further.  Emergency call "CITY OF RIPON" (6300 GRT).  
    08.11 EO 1574 Therefore, before air comes, decided on a coup de grâce.  
        Shot from tube III:  target angle = 90°, range = 1000 meters.  
        Shot from tube IV:          "            90°, range = 1000 meters.  
        Two hits after 34 seconds running time, heavy detonation center, two high pillars of fire, steamer sinks.  
    08.13 EO 1574 Crew is in the boats, steamer sunk.  
    10.08   Dived.  
    12.00 EO 1581 Day's run:  70.1 nm  
      φ = 8°55'N Difference between dead reckoning and actual position after a navigation fix: 10 nm in 324°T.  
      λ = 59°08.8'W  
      ENE 2, Sea 1, Vis. 10 nm    
    16.00 EO 1585    
    20.00 EO 1589    
    23.00   Surfaced.  
                                                            
    12.11.42 Southeast of Trinidad    
    00.00 EO 1831    
    04.00 EO 1821    
    08.00 EO 1813    
    10.07   Dived.  
    12.00 EO 1577 Day's run:  66.1 nm  
      φ = 8°44.2'N Difference between dead reckoning and actual position after a navigation fix: 22 nm in 273°T.  
      λ = 59°27.9'W  
      E 1, Sea 0-1, Vis. 8-10 nm    
    16.00 EO 1496    
    20.00 EO 1491    
    23.00   Surfaced.  
    23.46 EO 1459 Crash dive for aircraft bearing 330°T, with set lights.  Flying direction parallel to the coast.  Already again very bright moon, with clear nights no surface attack possible before the moon sets.  
        No traffic  
                                                            
           
Sun and Moon Data 11.11.42
Sun and Moon Data 12.11.42
 
- 32 -
 
           
           
           
           
    13.11.42 Southeast of Trinidad    
    00.00 EO 1456    
    00.25   Surfaced.  
    04.00 EO 1461 Operate further on "Burns" traffic artery.  
    05.30 EO 1459 Parachute flare below the horizon bearing 280°T.  
    08.00 EO 1459    
    10.07   Dived, half hourly all around sweeps as before in the operations area.  
    12.00 EO 1456 Day's run:  87.2 nm  
      φ = 9°10.9'N Difference between dead reckoning and actual position after a navigation fix: 5.2 nm in 270°T.  
      λ = 59°53'W  
      E 1, Sea 1, Vis. 8-10 nm    
    16.00 EO 1429    
    20.00 EO 1423    
    23.07   Surfaced.  
        No traffic.  
                                                            
    14.11.42 East of Trinidad  
    00.00 EO 1186 Ran off to the NE, to detect any outbound traffic, then submerged by day to detect inbound traffic.  "Zschech" reports traffic here by day EO 15 to 11, 310°.  
    04.00 EO 1133    
    08.00 EE 7844    
    10.13   Dived.  
    10.35 EE 7767 Propeller sounds bearing 210°T, shifting to the west.  
    10.41 EE 7767 Smoke feather bearing 216°T.  No vessel recognized.  To judge by the shift course west in the direction of the Passage.  Surfaced and maneuvered ahead is not possible here, therefore remained unnoticed.  
    12.00 EE 7767 Day's run:  147.2 nm  
      φ = 10°48'N Difference between dead reckoning and actual position after a navigation fix: 8.5 nm in 227°T.  
      λ = 59°47.9'W  
      ENE 0-1, Sea 0, Vis. 10 nm    
    16.00 EE 7789    
    20.00 EO 1125    
    23.12   Surfaced  
                                                            
           
Sun and Moon Data 13.11.42
Sun and Moon Data 14.11.42
 
- 33 -
 
           
           
           
           
    15.11.42 Southeast of Trinidad    
    00.00 EO 1153    
    04.00 EO 1167    
    08.00 EO 1517    
    10.13   Dived.  
    12.00 EO 1557 Day's run:  125.1 nm  
      φ = 9°00.6'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 59°08.5'W  
      ENE 1, Sea 1, Vis. 8-10 nm    
    16.00 EO 1559    
    20.00 EO 1568    
    20.32 EO 1568 After propeller sounds freighter sighted bearing 291°T, range = 4000 meters, target angle 140°, course 330°.  Size about 2000 GRT, empty, propellers beat out of the water, no attack possibility.  Appearance:  Meyer bow, cruiser stern, protective gear [bow mine clearing gear], dark paint, no flag, both masts truncated to the spreader, forward crow's nest.  On bridge thin mast slightly higher than the forward mast, armament not recognized.  Above the cargo hatches a not further distinguished structure (crane or similar).  
    21.30 EO 1569 Smoke feather out of sight (steamer), finally steers about 0°.   
    23.02   Surfaced.  
    23.08   Outgoing Radio Message 2243/15/341:  Reported return transit due to fuel.  
        Set off to the NE due to the moon.  Nights are at the moment starry clear with calm Sea so that operation under the coast has little prospect of success.  
                                                            
    16.11.42 Northeast of British Guyana  
    00.00 EO 1645    
    04.00 EO 1639    
    08.00 EO 2431    
    10.43   Incoming Radio Message 1012/16/345:  "Lassen" remain in operations area.  Set off first with 45 cbm.  Supply is anticipated.  
    12.00 EO 2283 Day's run:  184.5 nm  
      φ = 9°53.7'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 56°13'W  
      ENE 0-1, Sea 0, Vis. 10 nm    
    16.00 EE 8988    
           
           
Sun and Moon Data 15.11.42
Sun and Moon Data 16.11.42
 
- 34 -
 
           
           
           
    continued      
    16.11.42 Northeast of British Guyana    
    20.00 EE 9718 Operated on crossing courses on independent traffic course 270°, however, that doesn't seem to be running anymore.  Therefore must set off very far to the east to pursue reported traffic on course 300°.  
        No traffic.  
                                                            
    17.11.42 Northeast of Guyana    
    00.00 EE 9488    
    04.00 EE 9468    
    08.00 EE 9516    
    10.20 - 10.59   Test dive.  
    12.00 EE 9286 Day's run:  220.5 nm  
      φ = 12°27.4'N Difference between dead reckoning and actual position after a navigation fix: 3.3 nm in 0°T.  
      λ = 53°35.4'W  
      ENE 2, Sea 1, Vis. 10 nm    
    16.00 EE 9266    
    20.00 EE 9327 No traffic nothing in particular  
                                                            
    18.11.42 East of the Lesser Antilles    
    00.00 EE 9336 Intend to operate on coastal traffic with decreasing moon via EO 52.  Setting off outside air range for a short time is a necessary refresher for the crew after 3 weeks of continuous submerged operations with half hourly periscope all around sweeps.  Health condition satisfactory after treatment of various skin rashes  
    04.00 EF 7125    
    08.00 EF 7214    
    10.30 - 10.59   Test dive.  
    12.00 EF 7223 Day's run:  174.4 nm  
      φ = 13°09.7'N Difference between dead reckoning and actual position after a navigation fix: 14.5 nm in 46°T.  
      λ = 50°52'W  
      E 0-1, Sea 0, Vis. 6-8 nm    
    16.00 EF 7223    
           
Sun and Moon Data 16.11.42
Sun and Moon Data 17.11.42
Sun and Moon Data 18.11.42
 
- 35 -
 
           
           
           
    continued      
    18.11.42 East of the Lesser Antilles    
    20.00 EF 7223 No traffic, nothing in particular.  
                                                            
    19.11.42 East of the Lesser Antilles    
    00.00 EF 7223 Stopped at night.  
    04.00 EF 7223    
    08.00 EF 7223    
    12.00 EF 8234 Day's run:  12.8 nm  
      φ = 13°01.0'N Difference between dead reckoning and actual position after a navigation fix: 3 nm in 212°T.  
      λ = 50°48'W  
      SSE 1-2, Sea 1, Vis. 10 nm    
    16.00 EF 7291    
    20.00 EF 7537 No traffic, nothing in particular.  
                                                            
    20.11.42 East of the Lesser Antilles    
    00.00 EF 7591    
    04.00 EF 7583    
    08.00 EF 7559    
    10.23 - 10.52   Test dive.  
    12.00 EF 7559 Day's run:  84 nm  
      φ = 11°47'N Difference between dead reckoning and actual position after a navigation fix: 10 nm in 348°T.  
      λ = 50°50.2'W
      SEbyE 1-2, Sea 1, Vis. 10 nm    
    14.57 EF 7559 Mastheads of a steamer sighted bearing 343.5°T, course 230°, no smoke feather.  Maneuvered ahead.  
    16.00 EF 7581 Up to now no zigzags observed. Enemy speed 13 knots.  
    16.46 EF 7576 On the horizon in 271.5°T two wooden structures appearance like distorted lifeboats, later like PC-boats. On taking ahead no shifting.  On closing determined that it was two large wooden structures connected by a platform in the middle.  Appeared from close up as a large wooden dock, many over deck brackets for tanks or something similar.  
           
           
Sun and Moon Data 18.11.42
Sun and Moon Data 19.11.42
Sun and Moon Data 20.11.42
 
- 36 -
 
           
           
           
    continued      
    20.11.42 East of the Lesser Antilles    
    17.05 EF 7576 Steamer passes out of sight with target angle 150-160°, taken, presumably had taken the wooden structures as U-boat conning towers.  
    17.25 EF 7575 Steamer again in sight, now zigzagging constantly from 0° to 270° to 0° to 70°.  
    20.00 EF 7544 Maneuver ahead is now hopeless because at the moment the general course is not to be recognized, however, suspect that it will again be SW.  Keeping in contact with him now in the evening twilight was greatly complicated by tropical rain showers.  Steamer had again zigzagged via 90° to 180° and holds this course up to the beginning of dusk.  Thereafter zigzags to 245° apparently his new general course.  I decide on a submerged moon attack and there is only 25 minutes of darkness from moon set to morning twilight.  
         
         
         
      SE 2, Sea 2, Vis. 8 nm, bright moon, no marine phosphorescence  
    22.25 EF 7811 Dived to attack.  
        By listening 80 RPM, because low shift in the periscope speed estimated at 8-10 knots, because the enemy probably reduced his speed after the day hunt.  
    23.32 EF 7811 Shot from tube II:  target speed = 10 knots, lead angle 14.5°, depth 3 meters.  
        Shot from tube IV:  target speed 8 knots, lead angle 11.5°, depth 3 meters.  
        Estimated range 1000 meters, bow approach.  Missed! Suspect enemy speed 13 knots despite heard RPM (80).  Speed and target angle not exactly recognized in the moon illumination.  
    23.46   Surfaced, again took pursuit.  
        Intention:  By all means during the 25 minutes of darkness before morning twilight reach shooting position at low range on the surface.  
                                                            
    21.11.42 East of the Lesser Antilles  
    00.00 EF 7814 Steamer again zigzags very heavily around main course 245°, maneuvered ahead.  
    04.00 EF 7786    
    08.00 EO 3363    
    09.26 EO 3364 Shot from tube I:  target speed = 13 knots, target angle = 40°, range = 1000 meters.  
        Shot from tube IV:  target speed = 13 knots, target angle 55°, range = 400 meters.  Both depth 3 meters.  
        First hit after 44 seconds running time, second hit after 36 seconds running time.  Both hit center.  Heavy detonation, bright fiery glow.  Steamer capsizes to port.  After 10 minutes sunk over the fore stem.  
           
Sun and Moon Data 20.11.42
Sun and Moon Data 21.11.42
 
- 37 -
 
           
           
           
    continued      
    21.11.42 East of the Lesser Antilles    
        Crew had gone to the boats.  No Radio Message traffic on 600 meters.  Estimated size of the freighter 5000 GRT, appearance and cargo condition like the previously sunk "TREMINNARD", however somewhat longer.  Cannon on stern.  
    10.46   Dived.  
    12.00 EO 3339 Day's run:  246.2 nm  
      φ = 10°14.5'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 52°23'W  
      ESE 2, Sea 1-2, Vis. 10 nm    
    16.00 EP 1114    
    16.16   Surfaced, ran off on course 50°, to pursue observed traffic.  Later in accordance with "Schuch" report to EP 20 and 50.  
    19.42 EF 7787 Smoke feather bearing 52°T.  Develops as a steamer with truncated masts, forward crow's nest, after mast significantly shortened not as high as smokestack.  On the bridge thin Radio Message mast.  Zigzags around 320°, 11 knots.  
    20.00 EF 7784 Maneuvered ahead, however cannot close for a day attack.  Because of the full moon the night will not get darker.  Therefore despite bad experience after maneuvering ahead decide on a submerged moon attack.  
    23.23   Dived to attack.  
                                                            
    22.11.42 East of Trinidad  
    00.00 EF 7715    
    00.20 EF 7715 Shot from tube IV:  target speed = 11 knots, target angle = 60°, range = 1500 meters, depth 2.5 meters, G 7a.  
        Running track is easily recognized, yet no hit. If it undershot is not exactly recognized in the moon illumination.  Suspect incorrect target angle estimation, waiting on target angle 90° now intend to shoot again with running target angle with the stern tube.  
    00.27 EF 7715 Shot from tube VI:  target speed = 11 knots, target angle = 110°, range = 1500 meters.  
        After 56 seconds running time a dull impact was heard in the entire boat, in listening gear propeller sound of the torpedo stops, however no effect observed at the target.  Steamer continues on at his normal RPM.  Estimated size 4000 GRT, perhaps less, because he is empty.  Depth 2.5 meters was too deep, suspect second torpedo rammed the keel of the steamer.  Pi-failure possible.  
           
           
Sun and Moon Data 21.11.42
Sun and Moon Data 22.11.42
 
- 38 -
 
           
           
           
    continued      
    22.11.42 Northeast of British Guyana    
    00.16   Surfaced.  Out of torpedoes.  Began return transit with course via DG 90 in accordance with Radio Message orders for the purpose of supply.  
    04.00 EF 7486    
    08.00 EF 7544    
    12.00 EF 7525 Day's run:  175.5 nm  
      φ = 12°10'N Difference between dead reckoning and actual position after a navigation fix: 2 nm in 270°T.  
      λ = 51°00'W  
      E 4, Sea 2, Vis. 10 nm    
    12.02 - 13.00   Test dive.  Converted main ballast and reserve fuel oil tanks 2, 4, 6, and 7 for use as ballast tanks.  
    16.00 EF 7295    
    20.00 EF 7354                                                     
         
    23.11.42 Northeast of British Guyana    
    00.00 EF 7335    
    04.00 EF 5784    
    08.00 EF 5765    
    10.08 - 10.45   Test dive.  
    12.00 EF 5824 Day's run:  190 nm  
      φ = 14°00'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 48°18'W  
      NE 4, Sea 3, Vis. 8 nm    
    16.00 EF 5595    
    20.00 EF 5654 No traffic, nothing in particular.  
                                                            
    24.11.42 North Atlantic, southern part  
    00.00 EF 5635    
    04.00 EF 6176    
    08.00 EF 6165    
    12.00 EF 6224 Day's run:  190 nm  
      φ = 15°46'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 45°40'W  
      NbyE 2-3, Sea 2, Vis. 8 nm    
    16.00 EF 3895    
    20.00 EF 3943 No traffic, nothing in particular.  
                                                            
           
           
Sun and Moon Data 22.11.42
Sun and Moon Data 23.11.42
Sun and Moon Data 24.11.42
 
- 39 -
 
           
           
           
           
    25.11.42 North Atlantic, southern part    
    00.00 EF 3935    
    04.00 EG 1485    
    08.00 EG 1466    
    12.00 EG 1524 Day's run:  191 nm  
      φ = 17°30'N Difference between dead reckoning and actual position after a navigation fix: 6.5 nm in 306°T.  
      λ = 42°50'W  
      NEbyN 3, Sea 2, Vis. 6-8 nm    
    16.00 EG 1296    
    20.00 EG 1355 No traffic, nothing in particular.  
                                                            
    26.11.42 North Atlantic, southern part  
    00.00 EG 1336    
    04.00 DR 8784    
    08.00 DR 8766    
    09.42   Crash dive for training.  
    10.19   Surfaced.  
    12.00 DR 8826 Day's run:  193.5 nm  
      φ = 19°19'N Difference between dead reckoning and actual position after a navigation fix: 8.5 nm in 30°T.  
      λ = 40°50'W  
      NbyE 2, Sea 1, Vis. 6-8 nm    
    16.00 DR 8675 Course changed to supply point in square DG 35 in accordance with Radio Message orders.  
    20.00 DR 8655 No traffic, nothing in particular.  
                                                            
    27.11.42 North Atlantic, southern part  
    00.00 DR 8633    
    04.00 DR 9157    
    08.00 DR 9135    
    12.00 DR 6875 Day's run:  182.5 nm  
      φ = 21°28'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 37°43'W  
      NE 2-3, Sea 2, Vis. 8-10 nm    
    16.00 DR 6853    
    20.00 DR 6677 No traffic, nothing in particular.  
                                                            
           
Sun and Moon Data 25.11.42
Sun and Moon Data 26.11.42
Sun and Moon Data 27.11.42
 
- 40 -
 
           
           
           
           
    28.11.42 North Atlantic, southern part    
    00.00 DR 6655    
    04.00 DR 6635    
    08.00 DS 4173    
    09.15   Crash dive for training.  
    09.56   Surfaced.  
    12.00 DS 4137 Day's run:  190 nm  
      φ = 23°45'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 35°24'W  
      SEbyE 0-1, Sea 0, Vis. 8 nm    
    16.00 DS 1875    
    20.00 DS 1853 No traffic. Nothing in particular.  
                                                            
    29.11.42 North Atlantic, southern part  
    00.00 DS 1678    
    04.00 DS 1656    
    08.00 DS 2411    
    12.00 DS 2153 Day's run:  205 nm  
      φ = 26°17'N Difference between dead reckoning and actual position after a navigation fix: 12 nm in 22°T.  
      λ = 32°53'W  
      SW 3-4, Sea 2-3, Vis. 8 nm    
    14.50   Outgoing Radio Message 1158/29/499:  Report by Radio Message:  Arrival at supply point 2 December 16.00 hours.  
    16.00 DS 2133    
    20.00 DG 7868 No traffic. Nothing in particular.  
                                                            
    30.11.42 North Atlantic, west of the Canary Islands  
    00.00 DG 7915    
    04.00 DG 7682    
    08.00 DG 7662    
    09.09   Crash dive for training.  
    09.24   Surfaced.  
    12.00 DG 8178 Day's run:  185 nm  
      φ = 28°31'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 30°30'W  
      WNW 4, Sea 3, Vis. 8 nm    
    16.00 DG 8155    
           
           
Sun and Moon Data 28.11.42
Sun and Moon Data 29.11.42
Sun and Moon Data 30.11.42
 
- 41 -
 
           
           
           
    continued      
    30.11.42 North Atlantic, west of the Canary Islands    
    20.00 DG 8135 No traffic, nothing in particular.  
                                                            
    01.12.42 North Atlantic, south of the Azores  
    00.00 DG 5872    
    04.00 DG 5828    
    08.00 DG 5595    
    12.00 DG 5644 Day's run:  179 nm  
      φ = 30°45.5'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 28°12'W  
      NNW 6, Sea 5, Vis. 6-8 nm    
    16.00 DG 5621    
    18.02   Crash dive for training.  
    18.25   Surfaced.  
    20.00 DG 5383 No traffic, nothing in particular.  
                                                            
    02.12.42 North Atlantic southeast of the Azores.  
    00.00 DG 5366    
    04.00 DG 3787    
    08.00 DG 3764    
    12.00 DG 3575 Day's run:  190 nm  
      φ = 33°04.5'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 25°40'W  
      WbyN, Sea 3-4, Vis. 6-8 nm    
    14.35 DG 3555 "U-105" (Nissen) in sight bearing 30°T, after recognition signal exchange waited together for "Czygan", who should be here by his last position report.  
    16.00 DG 3555    
    17.08   Outgoing Short Signal 1708:  Position report, because "Czygan" is not in square and "Nissen" was already waiting there since 10.00 hours.  With the existing weather conditions connection must be established by day, otherwise supply is first possible tomorrow.  
    18.32 DG 3555 "U-118" (Czygan) in sight bearing 80°T.  After recognition signal prepared to establish connection.  
      WbyS 5-6, Sea 4-5, Vis. 8 nm, freshening, medium Swell  
      Despite Sea State and Swell connection was established, however after breaking the hose and letting go of the  
           
           
Sun and Moon Data 30.11.42
Sun and Moon Data 01.12.42
Sun and Moon Data 02.12.42
 
- 42 -
 
           
           
           
    continued      
    02.12.42 North Atlantic, southeast of the Azores    
        towing pennant, broke off supply and waited until the next morning.  
    20.00 DG 3559 Supplier runs before the Sea, therefore heading for the buoy and establishing the connection is difficult.  From my experience, supply is possible in any Sea State by running against the sea with E-motors KF, as long as a man can hold on to the over deck, and the boat remains easily steerable.  
    20.39 DG 3559 Attempt broken off, stopped at night.  Held contact on the supplier.  "U 105" is lost from sight in the twilight.  
                                                            
    03.12.42 North Atlantic, south of the Azores  
    00.00 DG 3559    
    04.00 DG 3567    
    08.00 DG 3567    
    08.54 DG 3567 Next to "U-118" in hailing distance.  
    10.57 NW 2, Sea 2, Vis. 8-10 nm Began supply.  KF against the Sea without towing gear, only with hose connection.  Went very well and without difficulties.  Wind abated with medium Swell.  
    12.00 DG 3567 Day's run:  59 nm  
      φ = 33°20'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 35°03.5'W  
        Nothing is seen of "U-105".  Suspect he is in the center of the square. Gave to the supplier:  3 fuel pumps and 5 nozzles also an entire fuel valve for "Nissen" and/or "Mohr".  
    12.45 DG 3567 Supply completed.  A total of 20 cbm taken over.  
        Moved off on search courses via the center of the square for "U-105".  
    15.15 DG 3554 "U-105" in sight bearing 220°T, led him to the supplier.  Afterwards verbal situation report to "Nissen" concerning square ED 99.  
    16.00 DG 3555    
    16.50 DG 3555 Continued return transit on course 40°.  
    18.03 - 18.25   Test dive.  
    20.00 DG 3531    
                                                            
           
           
Sun and Moon Data 02.12.42
Sun and Moon Data 03.12.42
 
- 43 -
 
           
           
           
           
    04.12.42 North Atlantic, southeast of the Azores    
    00.00 DG 3347    
    04.00 DG 3324    
    08.00 CF 7895    
    12.00 CF 7818 Day's run:  171 nm  
      φ = 35°24.5'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 23°18'W  
      NbyW 2-3, Sea 2, Vis. 10 nm    
    16.00 CF 7688    
    18.35 - 19.45   Test dive.  
    20.00 CF 7667 No traffic, nothing in particular.  
                                                            
    05.12.42 East of the Azores  
    00.00 CF 7635    
    04.00 CF 8171    
    08.00 CF 8118    
    08.52 CF 8116 U-boat conning tower bearing 75°T, southwesterly course, no Recognition Signal.  
    09.09   Out of sight.  
    12.00 CF 5755 Day's run:  170 nm  
      φ = 37°55'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 21°42'W  
      N 4, Sea 2-3, Vis. 10 nm    
    16.00 CF 5495    
    20.00 CF 5511                                                     
         
    06.12.42 Northeast of the Azores    
    00.00 CF 5227    
    04.00 CF 2867    
    08.00 CF 2925    
    09.01 - 09.27   Test dive.  
    12.00 CF 3472 Day's run:  267 nm  
      φ = 41°21.5'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 18°25'W  
    16.00 CF 3439    
    20.00 CF 3293 No traffic, nothing in particular.  
                                                            
           
           
Sun and Moon Data 04.12.42
Sun and Moon Data 05.12.42
Sun and Moon Data 06.12.42
 
- 44 -
 
           
           
           
           
    07.12.42 West of Cape Finisterre    
    00.00 CF 3336    
    04.00 BE 9857    
    08.00 BE 9912    
    08.33   Dived.  
    12.00 BE 9687 Day's run:  303 nm  
      φ = 44°09'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 12°24'W  
      SW 2, Sea 1, Vis. 10 nm    
    16.00 BE 9686    
    18.50   Surfaced.  
    20.00 BE 9668 No traffic.  
                                                            
    08.12.42 Bay of Biscay    
    00.00 BF 7431    
    01.43   Dived due to failure of the Fu.M.B.  Capacitor changed.  
    03.57   Surfaced.  
    04.00 BF 7275    
    08.00 BF 7319    
    08.25   Dived.  
    12.00 BE 7323 Day's run:  197 nm  
      φ = 45°32.5'N Difference between dead reckoning and actual position after a navigation fix: . / .  
      λ = 8°25'W  
    16.00 BF 4978    
    18.17   Surfaced.  
    20.00 BF 4983 No traffic, nothing in particular.  
                                                            
    09.12.42 Bay of Biscay    
    00.00 BF 5722    
    04.00 BF 5551    
    05.51 BF 5532 Detection, dived, no attack.  
    06.18   Surfaced.  
    08.00 BF 6174    
    08.45 BF 6176 Taken in convoy.  
    10.40   Entered Lorient.  
           
           
Sun and Moon Data 22.12.42
Sun and Moon Data 23.12.42
Sun and Moon Data 24.12.42
 
- 45 -
 
           
           
           
           
     
General Experience in the Operations Area:
Taking into account the previous patrol.
   
1.) Still heavy traffic.  Arrivals are widely spread, increasing in the full moon period, and almost completely stoppd when there is outging traffic.
  Departing only convoys twice weekly up to 20 ships, course 310° and 90° at the same time.
   
2.) Defenses:
  Area covered by air has become larger. Increased use of fast land-based bombers with and without radar.  Sea defenses also in convoy still untrained.
   
3.)  Favorable attack locations:
  a)  By day on the 200-meter line on convoy course 310° off main harbor.
  b)  By day center of Passage.
  c)  If no traffic is observed by day off the 200-meter line with course 180° running for the main harbor.  At times quarter-hour all around sweeps are required so practically remain at periscope depth.
                                            - - - - - - - - - - - - - -
   
General Information:
The crew showed that they were completely up to the demands of the patrol.  Soldiers newly ordered on board settled in accordance with the circumstances and proved successful. The failure of the fresh water distillation equipment and the resulting protective switching with low output placed increased demands on every man in the operations area.
   
                                   Duration:  78 days
                                   Total distance covered:  11627.7 nm.
 
                                                            
           
           
           
           
           
           
           
           
           
 
 

 

     
     
 

                         Comments of the Befehlshabers der Unterseeboote

 
                           on the Kriegstagebuch of "U-160" from 25.8. - 9.12.1942.  
     
     
                  An operation worthy of the previous achievements and successes of the Kommandant.  
                  Otherwise noting to note!  
     
 

Signed in draft:    D  ö  n  i  t  z  .

 
 
For correctness:
 
 

     

 
    Leutnant zur See and Adjutant  
     
 


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