Torpedo-Shooting Data
 
 
from U-556 on the 1st War Patrol
 
 
all torpedoes shot.
 
     
 
10.05.41    
1)  a    
04.42 hours    1st shot Own course 130°, water depth 2800 meters, running time 2 minutes 40 seconds, tube 2, relative bearing 320°, target angle red 65°, lead angle green 10°, range = 1000 meters, target speed = 7 knots, paralax red 2°
     
2)  b    
04.43 hours    2nd shot Own course 147°, water depth 2800 meters, running time 2 minutes 46 seconds, tube 3, relative bearing 325°, target angle red 61°, lead angle green 10°, range = 1000 meters, target speed = 7 knots, paralax red 2°
     
3)  c    
07.52 hours    3rd shot With tubes 2 and 3, own course 321°, water depth 2800 meters, running time 48 seconds and 54 seconds, relative bearing 344°, target angle left 116° and 111°, lead angle red 15°, range = 1000 meters, target speed = 8 knots, paralax red 2°
     
4)  d    
11.57 hours shot from tube 5, own course 133°, water depth 2800 meters, relative bearing 166°, target angle red 130°, lead angle red 15°, range = 1000 meters, target speed = 10 knots, paralax green 2°
     
5)    
20.37 hours shot from tube 2, own course 129°, water depth 2800 meters, running time 50 seconds, relative bearing 144°, target angle red 83°, lead angle 18°, range = 600 meters, target speed = 11 knots, paralax green 3.5°
     
20.05.41    
     
6)    
14.48 hours double shot from tube 1 and 2, own course 129°, water depth 3000 meters, running time 38 and 42 seconds, relative bearing 32.6° and 16.2°, target angle left 81° and 94°, lead angle 15°, range = 1000 meters, target speed = 8 knots, paralax 1.5°
     
7)    
14.50 hours shot from tube 3, own course 157°, water depth 3000 meters, running time 25 seconds, relative bearing 32.2°, target angle left 90°, lead angle 15°, range = 600 meters, target speed = 8 knots, paralax green 2.5°
     
8)    
14.54 hours shot from tube 4, own course 243°, water depth 3000 meters, relative bearing 17.1°, target angle right 118°, lead angle 13.5°, range = 1000 meters, target speed = 8 knots, paralax green 1.5°
     
9)    
15.16 hours shot from tube 1, own course 324°, water depth 3000 meters, running time 66 seconds, relative bearing 30°, target angle right 76°, lead angle 17.5°, target speed = 9 knots, paralax 2°.