U-116 - 3rd War Patrol

Translation by Jerry Mason with the help Andi Forster

Departed
Date
Arrived
Date
Days at Sea
Lorient
27 June 1942
Lorient
23 August 1942
58

 

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
12 Jul 42
00.22
32°03'N, 24°38'W
CORTONA (damaged)
7,093
British
OS-33
12 Jul 42
09.45
31°33'N, 25°26'W
SHAFTESBURY
4,284
British
OS-33
     
 Total = 11,377
   
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.


 
                    - 1 -                      
 
           
           
           
     
 
 
                      
 
 
 
 
                                  K  r  i  e  g  s  t  a  g  e  b  u  c  h  
                                -=-=-=-=-=-=-=-=-=-=-=-=-=-=-  
           
        of the  
           
                                      Unterseebootes    "U  1  1  6  "  
                                     -=-=-=-=-=-=-=-=-=-=-=-=-=-  
           
            Kommandant        :   Korv.Kapt.  Werner von Schmidt  
           
            Beginning              :   9 June 1942.  
           
            Concluding           :   23 August 1942.  
           
                                             -----------  
           
           
     
Distribution:    
Oberkommando der Kriegsmarine Copy No. 1 and 2
Befehlshaber der Unterseeboote     "      " 3
2. Admiral der Unterseeboote     "      " 4
1. Unterseebootsflottille     "      " 5
 
           
     
Enclosures:      
1 Track chart To     "      " 1, 3, 4, and 5.
3 Torpedo firing reports   "     "      " 3, 4, 5.
1 Excerpt of the Radio log   "     "      " 3, 4, 5.
10 Barograph strips   "     "      " 3.
 
           
           
           
           
           
           
           
           
           
           
        © U-boat Archive 2023 - all rights reserved  
Click the flag to view the above page from the original German KTB
 
- 3 -
 
           
           
           
           
    09.06.42      
    to
L o r i e n t
Overhaul of the boat.  
    27.06.42
xxxxxxxxxx
Shipyard testing - Outfitting for supply - Trim test.  
                                                          
    27.06.42 Lorient    
    20.30 NW 2, Sea 1-2, Vis. good Put to sea for patrol.  
    21.15   Taken in convoy.  
    22.00   Released from convoy  
        Began independent transit on Route Bogenlampe.  
                                                          
    28.06.42 Bay of Biscay    
    00.00   Transit at increased speed on Route Bogenlampe.  
    04.00      
    05.55   Dived to proceed submerged.  
    12.00 BF 5734 lower-left Day's run:    125.0                    Latitude      46°25'N  
                             13.2                    Longitude:     6°00'W  
                           138.2  
    16.00 BF 5729 lower-left    
    16.44 NE 1-2, Sea 1, clear sky, Vis. good Surfaced to charge the battery and ventilate the boat.  
    19.50   Continued submerged transit.  
    20.00 BF 5747 center Gyro-compass malfunction; azimuth off by 7°, changes continually.  
    23.46   Surfaced to proceed on the surface.  
                                                          
    29.06.42 Bay of Biscay    
    00.00 BF 4968 lower-center    
      NE 1-2, Sea 1, bright moonshine, greatly changing cloudiness    
    04.00 BF 4974 center    
    05.52   Dived.  
           
           
           
Sun and Moon Data 27.06.42
Sun and Moon Data 28.06.42
Sun and Moon Data 29.06.42
 
- 4 -
 
           
           
           
    continued      
    29.06.42      
    08.00 BF 4889 center    
    12.00 BF 4888 center-left Day's run:    119.0                    Latitude      45°38'N  
                            37.4                    Longitude:     9°18'W  
                           156.4  
    16.00 BF 4879 lower-right    
    20.00 BF 7222 upper-center    
    23.30   Surfaced.  
                                                          
    30.06.42 North Atlantic    
    00.00 BF 7213 Gyro-compass is unsettled.  The gyro-compass azimuth was continually checked by azimuth determination.  
      N 1, Sea 0-1, overcast  
    04.00 BF 7118 upper-left corner    
    06.16   Dived.  
    08.00 BE 9353 upper-right    
    12.00 BE 9352 center Day's run:     91.0                    Latitude      45°16'N  
                            37.4                    Longitude:   12°12'W  
                           128.4  
    16.00 BE 9351 center    
    20.00 BE 9346 upper-left    
    23.40   Surfaced.  
                                                          
    01.07.42 North Atlantic    
    00.00 BE 9344 center    
      Wind shifting to W, overcast, flat Sea    
    04.00 BE 9249    
    08.00 BE 9175 Course change to 200°, headed for naval square ER.   [ER 90]
    12.00 BE 8663 upper-right corner Day's run:    139.0                    Latitude      44°24'N  
                            26.6                    Longitude:   16°00'W  
                           165.6  
    14.10   Crash dive!  Aircraft bearing 230°T.  
    15.30   Surfaced.  
    16.00 BE 8695 center    
    20.00 BE 8961 upper-left corner                                                   
           
Sun and Moon Data 29.06.42
Sun and Moon Data 30.06.42
Sun and Moon Data 01.07.42
 
- 5 -
 
           
           
           
           
    02.07.42 North Atlantic    
    00.00 BE 8980 center    
      SW 1, Sea 1, lightly cloudy, bright moon    
    04.00 CF 3251 upper-center    
    08.00 CF 3275 upper-center    
    08.10      
    to   Test dive.  
    09.05      
    12.00 CF 3517 lower-left edge Day's run:    168.5                    Latitude      41°43'N  
                               4.2                    Longitude:   17°29'W  
                           172.7  
    16.00 CF 3496 center    
    20.00 CF 3761 center-right                                                   
    03.07.42 North Atlantic, east of the Azores    
    00.00 CF 3789 center    
      Freshening SW 2, Sea 1-2, Vis. good, greatly changing cloudiness    
    04.00 CF 6155 center    
    08.00 CF 6421 upper-center    
    12.00 CF 6446 lower-center Day's run:    180°                  Latitude      38°49'N  
                                                     Longitude:   18°22'W  
    16.00 CF 6711 center    
    20.00 CF 5969 upper-left corner Came to course 240° to head for the preliminary attack area.  [CE 98 - 99]  
                                                          
    04.07.42 North Atlantic    
    00.00 CF 5989 center    
      W 3, Sea 2-3, medium Swell, dark night    
    04.00 CF 8316 center Gyro-compass swings between 4.8° and 6°.  
    08.00 CF 8265 upper-right    
    12.00 CF 8282 center-left Day's run:    172°                  Latitude       36°50'N  
                                                     Longitude:   20°33'W  
           
           
Sun and Moon Data 02.07.42
Sun and Moon Data 03.07.42
Sun and Moon Data 04.07.42
 
- 6 -
 
           
           
           
    continued      
    04.07.42      
    16.00 CF 8517 upper-left    
    17.45      
    to   Test dive, depth control training.  
    19.20      
    20.00 CF 8438 lower-center                                                   
    05.07.42 Central Atlantic, south of the Azores    
    00.00 CF 8481 upper-right corner    
    04.00 CF 8477 upper-right edge    
    08.00 CF 7934 upper-right corner    
    12.00 CF 7951 upper-right corner Day's run:    148                    Latitude      35°22'N  
      W 3, Sea 2-3, lightly cloudy                        2                    Longitude:   23°07'W  
                           150  
    16.00 CF 7869 upper-right corner    
    20.00 CF 7885 upper-right                                                   
    06.07.42 Central Atlantic    
    00.00 CF 7877 lower-center    
    04.00 CE 9989 center Reached the ordered preliminary attack area.  Proceeded a economical speed on changing courses.  
    08.00 CE 9978 lower-right    
    12.00 CE 9889 lower-right corner Day's run:    169                    Latitude      34°50'N  
                                                     Longitude:   26°18'W  
    16.00 CE 9974 upper-left corner The gyro-compass was continually checked, for this  
    17.57   dived, to determine azimuth.  Gyro-compass is unsettled.  
    19.10   Surfaced.  
    20.00 CE 9954 lower-left corner                                                   
    07.07.42 Central Atlantic    
    00.00 CE 9937 center    
    04.00 CE 9943 upper-right corner    
    08.00 CE 9863 center    
           
           
Sun and Moon Data 04.07.42
Sun and Moon Data 05.07.42
Sun and Moon Data 06.07.42
Sun and Moon Data 07.07.42
 
- 7 -
 
           
           
           
    continued      
    07.07.42      
    10.24   Dived for a final check of the gyro-compass.  If an inaccurate result comes out now, the globe will be exchanged.  
    12.20   Surfaced.  
    12.00 CE 9853 center Day's run:    109.0                    Latitude      35°20'N  
      Nearly calm, flat Sea, overcast                        4.5                    Longitude:   26°20'W  
                           113.5  
    14.50   Dived, to have completely calm conditions to replace the gyro-compass globe.  
        Results:  The globe had become leaky, some hydraulic fluid penetrated, resulting in errors.  
    16.00 CE 9852 center    
    20.00 CE 9861 center-left    
    20.37   Surfaced:  Gyro-compass is settled and works properly.  
                                                          
    08.07.42 Central Atlantic    
    00.00 CE 9942 center-left    
      Dark night, Vis. low    
    04.00 CE 9951 center    
    08.00 CE 9963 center    
    08.10   "U-Schulte" in sight  
    09.55   Out of sight.  
    11.35 CE 9951 center 3 mastheads in sight, 340°R.  
    12.00 N 1, flat sea, light Swell, Vis. good except for individual hazy places Day's run:    121.5                    Latitude      35°20'N  
                           13.0                    Longitude:   25°15'W  
                         134.5  
        Maneuvered ahead at the limit of visibility.  
    15.42   Dived:  It is the Swiss motor-ship "SAENTIS" that was reported on 3 July in naval square DE.  
        The B-Diesnt group on board had heard his position report the previous night on 36 meters (International Steamer Wavelength).  Markings etc. also perfect.  Therefore let it go.  
           
           
           
Sun and Moon Data 07.07.42
Sun and Moon Data 08.07.42
 
- 8 -
 
           
           
           
    continued      
    08.07.42      
    16.00 CF 7811 lower-left Moved off submerged.  
    17.30   Surfaced.  
    17.55   Steamer out of sight.  
    20.00 CE 9935 center-left                                                   
    09.07.42 Central Atlantic    
    00.00 CE 9938 center-left I do not intend to be caught directly to the north of the Group "Hai" reconnaissance line, to avoid being near land.  Therefore will run through the attack area once more to the west, to first be at the same latitude as the group on 10 July about midday.  
         
    04.00 CE 9942 center-left  
      Dark night, heavy haze, Vis. low  
    08.00 CE 9865 center    
    12.00 CE 9858 center-left Day's run:    153.5                    Latitude      35°10'N  
      NNW 1, flat Sea, changing cloudiness, Vis. good                        2.5                    Longitude:   26°34'W  
                         156.0  
    16.00 DG 2338 center-right    
    20.00 CE 9792 upper-center    
           
    10.07.42 Central Atlantic    
    00.00 CE 9846 upper-right corner    
    04.00 CE 9837 upper-right corner Now Group "Hai" (Schulte, Schnee, Zimmermann, Hirsacker, Schroeter) proceeds on course 185°.  
      N 2, Sea 1, overcast  
    08.00 CE 9912 upper-right    
    12.00 CE 9686 center Day's run:    174                    Latitude      35°50'N  
                                                     Longitude:   25°11'W  
    14.00 NE 3, Sea 2-3, medium cloudiness Came to course 185°, am now at the same latitude and in the same distance as the other boats.  
    16.00 CE 9697 upper-center    
    20.00 CE 9964 center                                                   
    11.07.42 Central Atlantic    
    00.00 CE 9997 center    
    04.00 DG 3253 upper-right corner    
    08.00 DG 3286    
           
           
Sun and Moon Data 08.07.42
Sun and Moon Data 09.07.42
Sun and Moon Data 10.07.42
Sun and Moon Data 11.07.42
 
- 9 -
 
           
           
           
    continued      
    11.07.42      
    09.00      
    to   Test dive.  
    10.20      
    12.00 DG 3525 Day's run:    156.0                    Latitude      33°41'N  
      NE 1-2, light Swell, overcast, sometimes hazy, and murky                        1.5                    Longitude:    25°17'W  
                         157.5  
    14.54   Incoming Signal 1430/11/119:  
        Enemy convoy in sight DG 3639.  Course 200° medium speed.    U-Schnee.  
    16.00 DG 3582 Operated on the convoy at 2 x HF and GF and course 165°.  
    17.15 NE 1-2, Sea 1, lightly cloudy Report from Schnee:  (1601/11/121)  
        1 steamer, 1 corvette in DG 3665, course 210°, 12 knots.  Holding contact.  Part of the convoy out of sight on general course 170°.  
        At GF, the aft hatch gets so hot that the hand wheel can no longer be touched, danger for the hatch's rubber seal.  
        After considering that the eastern part of the convoy reported by Schnee can only be reached with large fuel oil consumption, operated on the independent steamer with corvette on the last reported course  
        At 2 x HF, course 155°, a meeting is likely shortly before twilight.  
    20.00 DG 3864 center-right    
    22.45   Smoke feather in sight - closed on course 90°.  
    23.00   At the beginning of twilight one vessel comes in sight bearing 145°T.  
    23.15   I turned away and maneuvered further ahead.  In so doing a type VII U-boat came in sight, that maneuvered ahead of the steamer.  
        With that turned away on a southerly course to not hinder him (apparently Schnee).  
           
           
           
           
           
           
Sun and Moon Data 11.07.42
 
- 10 -
 
           
           
           
    continued      
    11.07.42      
    23.25   With gathering darkness and haze on the horizon the steamer as well as the U-boat are out of sight.  Therefore turned on the last bearing of 50°T.  
        I am to the west.  If Schnee is at the steamer, he will certainly attack from the dark horizon - so from the east; meaning I have to wait longer than he until it is completely dark, so he will surely get there sooner.  
                                                          
    12.07.42 Central Atlantic    
    00.00 DG 6311 center-left Vessel in sight again, normal steamer type, estimated 4000-5000 GRT.  Course about 200°.  Ran with on collision course to determine speed.  
    00.15   Came to parallel course, then angled in and  
    00.21   Turned away for a stern shot.  
    00.22   Single shot from tube I.  
        Range = 800 meters, enemy speed = 12 knots, target angle green 70°.  
        After 45 seconds running time hit starboard forward edge of the bridge.  High gray explosion column, only relatively small, yellow-red fire glow up to about 3/4 the height of his hull.  
        After the explosion column subsided, the foreship had clearly settled, steamer lay stopped and turned in position to starboard in a complete circle.  
    00.23   Moved off in sight to the WNW.  
    00.30   B-Dienst Group picked up on the 600-meter wavelength "SS SS "CORTONA" TORPEDOED 3257N 2432W ar sk."  
    00.34   Turned towards, to sink the steamer with a coup de grâce.  
    00.36   High, strong explosion with fire glow on the steamer.  Apparently a boiler explosion.  
    00.38   Finally sunk.  
           
           
           
           
           

Sun and Moon Data 11.07.42
Sun and Moon Data 12.07.42
 
- 11 -
 
           
           
           
    continued      
    12.07.42      
    00.38   Moved off at increased speed to the west.  
    04.00 DG 6228 center    
    05.00   Came to course 185° and transit speed.  
    08.00 DG 6257 lower-left corner    
    08.42      
    to   Test dive.  
    09.02      
    09.10   While blowing a vessel came in sight in 20°T with target angle 0°.  
    09.12 Trade Wind, Sea 1-2, overcast Dived for submerged attack.  
    09.15   Tuned to starboard, to establish abeam distance.  Steamer with 2 masts, 1 smokestack, dark gray paint, stern cannon.  
    09.54  [09.45 in torpedo firing report] Fan from tubes I and II.  
        After 56 seconds and 66 seconds hit in rudder/propeller and hatch 5.  
    10.13   Steamer sunk.  
    10.27   Surfaced, 2 lifeboats lie in the vicinity of the sinking location.  Closed, the entire crew if saved unharmed.  Boats are well-equipped.  
        Capitan of the ship, Mister E y n o n, taken on board.  
        It was the "SHAFTESBURY", 4284 GRT with coal from New Port to Buenos Aires.  
        The Chief Engineer off the steamer, an elderly man over 60 years old is strongly shaken - I let him into the boat.  
    12.00 DG 6275 center Day's run:    195.0                    Latitude      31°21'N  
                               4.0                    Longitude:   25°42'W  
                           199.0  
        Continued to run in the old reconnaissance line at transit speed.  
    16.00 DG 6469 upper-right    
    20.00 DG 6733 center    
           
           
           
           
           

Sun and Moon Data 12.07.42
 
- 12 -
 
           
           
           
    continued      
    12.07.42      
    22.29   Incoming Radio Message:  Signal from Schroeter: (2205/12/153)  
        Convoy in DH 7111, S-course, 10 knots.  
    22.58   Group Hai received orders, to operate on the convoy reported above.  
        For us that would be too much fuel consumption, additionally with only 1 torpedo left that is no help.  
        Remained in reconnaissance line.  
                                                          
    13.07.42 Central Atlantic    
    00.00 DG 6766 center    
      Trade Wind 2-3, Sea 2, medium Swell, overcast, dark night    
    04.00 DG 6798 center-right    
    08.00 DG 9162 lower-center    
    08.50   Smoke feather in sight bearing 105°T.  Came to course 0° to maneuver ahead at GF.  
        Large two-smokestack steamer, 1 mast.  
    09.08   Water in the fuel - the diesels stop!   
    09.10   Dived because the steamer zigzagged towards us at the same time.  
        Steamer was type "ANDALUCIA STAR" closes to 7-8 nm, makes a zigzag away again on a northerly course.  
        No shooting possibility.  
    10.17   Surfaced, because the diesels are operable again.  On the horizon a smoke cloud is still seen.  
    10.51   Outgoing Radio Message:  1020/13/163:  
        Naval square DG 9163 type ANDALUCIA STAR sighted.  Course north, 16 knots.    Schmidt.  
        Possibly another boat can knock this fat morsel off  from this report.  
           
           
           
Sun and Moon Data 12.07.42
Sun and Moon Data 13.07.42
 
- 13 -
 
           
           
           
    continued      
    13.07.42      
    12.00 DG 9163 center Day's run:    171                    Latitude      28°59'N  
      Trade Wind 1-2, Sea 1, changing cloudiness                        2                    Longitude:   26°08'W  
                         173  
    16.00 DG 9189 center    
    20.00 DG 9456 upper-left                                                   
    14.07.42 Central Atlantic    
    00.00 DG 9488 upper-center    
    04.00 DG 9751 center-right    
    08.00 DG 9787 center    
    12.00 DT 1255 upper-center Day's run:    164                    Latitude      26°17'N  
                                                     Longitude:   26°40'W  
    16.00 DT 1521 center    
    16.30 Trade Wind, light Swell, clear sky Came to course 121° to proceed to the newly ordered reconnaissance line. (Radio Message 1128/14/247)  
    20.00 DT 1566 center-right                                                   
    15.07.42 Central Atlantic    
    00.00 DT 1673 center-right    
      Dark night, Trade Wind 1-2, Sea 1    
    04.00 DT 1698 upper-right    
    08.00 DT 2728 center-left    
    10.20      
    to   Test dive.  
    11.13      
    12.00 DT 2847 center-left Day's run:    189.0                    Latitude      24°21'N  
                               1.5                    Longitude:   24°24'W  
                           190.5  
    16.00 DT 2889 upper-left corner    
    20.00 DT 5316 lower-left    
    22.00   With Group Hai in newly ordered reconnaissance line came to course 170° and transit speed.  
                                                          
           
           
Sun and Moon Data 13.07.42
Sun and Moon Data 14.07.42
Sun and Moon Data 15.07.42
 
- 14 -
 
           
           
           
           
    16.07.42 Central Atlantic    
    00.00 DT 5373 center    
      Dark night, overcast    
    04.00 DT 5624 center    
    08.00 DT 5658 center-left    
    12.00 DT 5922 center-right Day's run:    166                       Latitude       22°08'N  
      NNE 3, Sea 2, medium Swell                                                  Longitude:   23°01'W  
    16.00 DT 5956 center    
    20.00 DT 5997 lower-right                                                   
    17.07.42 Central Atlantic    
    00.00 DT 8362 lower-right    
    04.00 DT 8396 lower-right    
    08.00 DT 9417 lower-center    
    10.57      
    to   Test dive.  
    11.34      
    12.00 DT 9473 center Day's run:    148.5                    Latitude      19°42'N  
      NNE 3, Sea 2-3, fail, medium Swell                        1.5                    Longitude:   22°26'W  
                         150.0  
    16.00 DT 9719 center    
    20.00 DT 9781 center                                                   
           
    [The entry for 17 July above is an insert which covers over the entry for 18 July]  
           
    19.07.42 Central Atlantic    
    00.00 EJ 3796 lower-center    
      NNE 1, duck pond, Vis. 2 nm, changing cloudiness    
    04.00 EJ 6166 center    
    07.30   Light in sight bearing 65°T.  No target angle distinguished.  Ship is fully illuminated with neutrality markings on the hull and stern.  Course 220°, speed 11-12 knots.  Due to the beginning of lightness there is no possibility of getting closer, without maneuvering ahead by day.  To save fuel did not pursue.  Assume neutral.  
    08.26   Out of sight.  
    11.05      
    to   Test dive.  
    11.35      
           
Sun and Moon Data 16.07.42
Sun and Moon Data 17.07.42
Sun and Moon Data 18.07.42
Sun and Moon Data 19.07.42
 
- 15 -
 
           
           
           
    continued      
    19.07.42      
    12.00 EJ 6511 Day's run:    151                    Latitude      14°56'N  
                               1                    Longitude:   21°41'W  
                           152  
    16.00 EJ 6547 center-left    
    20.00 EJ 6815 center-left                                                   
    20.07.42 Central Atlantic    
    00.00 EJ 6857 center-left    
    04.00 EJ 9222 center    
      Wind calm, duck pond, overcast    
    08.00 EJ 9252 center    
    12.00 EJ 9286 lower-right Day's run:    154                    Latitude      12°25'N  
                                                     Longitude:   21°06'W  
    16.00 EJ 9562 lower-left    
    20.00 EJ 9596 lower-center    
    22.00   Came to course 208° to supply square objective.  
                                                          
    21.07.42 Central Atlantic    
    00.00 EJ 9865 upper-center    
      Bright moonshine    
    04.00 EJ 9883 center    
      SW 2-3, Se 2, medium Swell, isolated rain showers, overcast    
    08.00 ES 3224 upper-center    
    10.00      
    to   Test dive.  
    10.40      
    12.00 ES 3243 lower-left Day's run:    145                    Latitude      10°06'N  
                               1                    Longitude:   21°30'W  
                           146  
    16.00 ES 3274 center    
    20.00 ES 3428 center    
                                                          
           
           
Sun and Moon Data 19.07.42
Sun and Moon Data 20.07.42
Sun and Moon Data 21.07.42
 
- 16 -
 
           
           
           
           
    22.07.42 Central Atlantic    
    00.00 ES 3467 lower-left    
      Bright moonshine    
    04.00 ES 3722 center    
      SbyW 2, Sea 1-2, light S-Swell, overcast    
    08.00 ES 3743 lower-right corner    
    12.00 ES 3775 lower-left Day's run:    142                    Latitude        7°55'N  
                                                     Longitude:   22°29'W  
    16.00 ES 5339 center    
    18.15   Smoke cloud in sight.  Closed, determined shift, then maneuvered ahead at the limit of visibility.  
        Enemy course 300°, enemy speed = 12 knots.  
        Normal freighter of about 4000 GRT.  Nothing special - 1 stern cannon.  
    19.19   Dived for submerged attack.  
    20.00 ES 5395 center-left Enemy runs towards us on the same course.  
    20.25   Single shot from tube II.  
        Miss due to target angle and speed estimation.  
    21.22   Surfaced.  
      Moonshine, occasional rain shower Pursued and with favorable situation make a surprise attack with artillery.  
                                                          
    23.07.42 Central Atlantic    
    00.00 ES 5346 center All preparations for surprise attack are made.  The moon comes through the clouds frequently, then it is too bright.  I will wait until moonset.  
      Moonshine, rain showers, Vis. changing  
    04.00 ES 5233 center The conditions at stations have been good for half an hour.  The target is only very faintly distinguished in the targeting scope.  
        Gun leader reports target detected in the targeting optics.  
    06.02   Target angle 120°, range = 500-600 meters.  Permission to fire!  The target optics are lost from the 10.5 cm after the 2nd shot; 3.7 cm is aimed over the rear sight and front sight; 4 shots 10.5 cm go too high and pass by laterally, the 3.7 cm also.  
           
           
           

Sun and Moon Data 22.07.42
Sun and Moon Data 23.07.42
 
- 17 -
 
           
           
           
    continued      
    23.07.42      
    06.05   Steamer turns, showed a small silhouette.  Because the surprise attack failed and gun leader reports that the target cannot be distinguished despite the in my opinion lowest range that is in question for us, broke off combat.  
    08.00 ES 2887 lower-center    
    08.45   Reported delayed arrival at supply by Radio Message.  
    12.00 ES 5281 lower-center Day's run:    206.0                    Latitude        7°07'N  
                               6.9                    Longitude:   24°03'W  
                           212.9  
    16.00 ES 5582 upper-left    
    20.00 ES 5855 At economical speed and changing courses back and forth in supply square.  
                                                          
    24.07.42 Central Atlantic Back and forth in position on changing course at economical speed.  
      Bright moon, SE 3-4, Sea 2-3, medium Swell  
    12.00 ES 5855                                                 Latitude        5°33'N  
                                                        Longitude:   23°58'W  
                                                          
    25.07.42 Central Atlantic    
    03.05   Exchanged Recognition Signals with "U-Schulte".  Until the beginning of lightness stayed in visual range back and forth in the supply square.  
    09.15   Smoke feather in sight.  Schulte turned to pursue the steamer, I move off a bit.  
    09.40   Schulte out of sight.  
    12.00 ES 5855 Steered changing courses in supply square.  
                                                          
    26.07.42 Central Atlantic    
    12.00 ES 5855 Tonight the boat has been in service for 1 year!  
        Steered changing search courses in supply square.  
           
           
           
           
Sun and Moon Data 23.07.42
Sun and Moon Data 24.07.42
Sun and Moon Data 25.07.42
Sun and Moon Data 26.07.42
 
- 18 -
 
           
           
           
    continued      
    26.07.42      
    18.30 ES 5855 "U-Schulte" in sight.  
    20.30 SSE 1-2, Sea 1, medium Swell, clear sky, Vis. good Began fuel oil and provisions offload.  
        Offload:  45 cbm fuel oil, because Schulte still only had 25 cbm, and 1 weeks provisions.  
    23.30   Offload was continued in moonshine until ended - released Schulte.  
                                                          
    27.07.42 Central Atlantic    
    05.10 Bright moonlit night, it freshens Shadow in sight in 330°R on the horizon with course 90° and high not accurately determined speed.  Apparently a large tanker.  
    05.25   Out of sight.  No Radio Report sent because data is inexact and might endanger supply tomorrow.  
    12.00 ES 5855 Steered changing courses in supply square.  
    15.33      
    to   Test dive.  
    16.03                                                     
    28.07.42 Central Atlantic    
    10.30   "U-Kals" in sight.  
    10.43 ES 5855 "U-Schacht" in sight.  
    12.30 Sea 3, Sea 2-3, medium Swell, clear horizon Began to supply KalsSchacht protects at the limit of visibility.15.20 - 18.08  
        Offload:  22 cbm fuel oil and 1 weeks provisions.  In this weather provisions transfer can still be carried out with the inflatable boat and is thus considerably accelerated  
    14.55   Offload to Kals ended.  
    15.20   Began to supply Schacht, Kals as protection at the limit of visibility.  
        Offload:  28 cbm fuel oil and 3 weeks provisions.  
    18.08   Offload to Schacht ended.  
    20.36   Released both boats.  
    to   Test dive.  
    21.22                                                     
           
           
Sun and Moon Data 26.07.42
Sun and Moon Data 27.07.42
Sun and Moon Data 28.07.42
 
- 19 -
 
           
           
           
           
    29.07.42 Central Atlantic    
    12.00 SbyE 2, Sea 1-2, medium Swell At economical speed back and forth in position in supply square.  
      ES 5855    
    20.00 ES 4846 lower-left                                                   
    30.07.42 Central Atlantic    
    00.00 ES 5872 upper-left    
    04.00 ES 8212 upper-left    
    08.00 ES 5881 upper-right    
    12.00 ES 5861 center Day's run:    123.5                    Latitude         5°40'N  
                                                        Longitude:    23°45'W  
    16.00 ES 5852 center To save fuel stopped and let the boat drift.  
    20.00 ES 5852 upper-right At the beginning of darkness again got underway and moved back and forth at economical speed.  
                                                          
    31.07.42 Central Atlantic    
    00.00 ES 5855 upper-left    
      S 2, Sea 1-2, medium Swell    
    04.00 ES 5881 center    
    08.00 ES 5882 center    
    10.30      
    to   Test dive - depth control training.  
    11.45      
    12.00 ES 5859 lower-left Day's run:    72.5                    Latitude        5°26'N  
                             2.5                    Longitude:    24°05'W  
    16.00 ES 5857 center                    75.0  
    20.00 ES 5857 center Let the boat drift in the afternoon.  
                                                          
    01.08.42 Central Atlantic    
    00.00 ES 5858 lower-center Headed for newly ordered supply square.  
    04.00 ES 5897 center-right    
    08.00 ES 8317 upper-left    
           
           
           
Sun and Moon Data 29.07.42
Sun and Moon Data 30.07.42
Sun and Moon Data 31.07.42
Sun and Moon Data 01.08.42
 
- 20 -
 
           
           
           
    continued      
    01.08.42      
    12.00 ES 8346 Day's run:    84                         Latitude         4°37'N  
      SSE 1-2, Sea 1, light Swell                                                  Longitude:   23°18'W  
    16.00 ES 8386 center-left    
    20.00 ES 8386 Boat lat stopped.  
        Hirsacker reports arrival for supply tomorrow at midday.  
                                                          
    02.08.42 Central Atlantic    
    00.00 ES 8397 center-right Continued transit.  
    04.00 ES 9177 center    
    08.00 ES 9187 center    
    12.00 ES 9198 Day's run:    88                         Latitude         4°15'N  
                                                         Longitude:   21°41'W  
    13.45 ES 9277 Exchanged Recognition Signals with "U-Hirsacker".  
    16.00 SSE 2, Sea 1-2, overcast, medium Swell Began supply.  
      Offload:  50 cbm fuel oil, 3 weeks provisions.  
    19.30   Offload ended - boat released.  
    20.08      
    to   Test dive.  
    20.40                                                     
    03.08.42 Central Atlantic    
    00.00   Steered changing courses at low speed in the supply square.  
    12.00 ES 9277    
      SSE 3, Sea 2-3, medium to high Swell, overcast                                                   
    04.08.42 Central Atlantic    
    12.00 ES 9277    
    13.00   Exchanged Recognition Signals with "U-Schroeter".  
    14.30 SSE 1-2, Sea 1, medium Swell, overcast Began supply.  
        Offload:  50 cbm fuel oil, 3 weeks provisions, 2 cbm lubricating oil.  
    19.30   Offload ended.  Released the boat.  Test dive.  
           
           
           
Sun and Moon Data 01.08.42
Sun and Moon Data 02.08.42
Sun and Moon Data 03.08.42
Sun and Moon Data 04.08.42
 
- 21 -
 
           
           
           
    continued      
    04.08.42      
    20.18      
    to   Test dive.  
    20.43      
    20.53   Began return transit.  
                                                          
    05.08.42 Central Atlantic    
    00.00 ES 9159 center    
    04.00 ES 9121 lower-right    
    08.00 ES 6748 upper-center    
    09.15   Began ordered fuel measurement.  
    12.00 ES 5933 center-right Day's run:    113.5                    Latitude      5°38'N  
      SSW 2, Sea 1, overcast, rain showers                        1.0                    Longitude:   22°38'W  
                         114.5  
    16.00 ES 5664 center    
    20.00 ES 5388 lower-right                                                   
    06.08.42 Central    
    00.00 ES 5343    
    04.00 ES 2974 center    
    08.00 ES 2838 lower-right corner    
    12.00 ES 2594 upper-left Day's run:    185.1                    Latitude      8°54'N  
                                                        Longitude:   23°47'W  
    16.00 ES 2528 center    
    20.00 ES 2273 center    
      N 1-2, Sea 1, starry clear                                                   
    07.08.42 Central Atlantic    
    00.00 ES 2214 center-right    
    01.10 ES 2212 A steamer with set lights and spot lights on the over deck comes in sight in 30°T.  Course about 200-210°, speed 10-12 knots, range = 3-4 nm.  
        Marked as a neutral by lighting.  Since the boat is taking fuel measurements, continued on.  
           
           
Sun and Moon Data 04.08.42
Sun and Moon Data 05.08.42
Sun and Moon Data 06.08.42
Sun and Moon Data 07.08.42
 
- 22 -
 
           
           
           
    continued      
    07.08.42      
    02.50   Steamer out of sight in 155°T.  
    04.00 EJ 8769 lower-left    
    08.00 EJ 8734 center    
    09.14 EJ 8489 Fuel measurement ended.  
        Vessel in sight in 305°T (at lightness).  
    09.17   Dived  
        Normal type.  The top masts have been removed.  Stern cannon.  About 4500 GRT.  Apparently deck cargo aft between the wheelhouse and the mast.  
        Course 80°, speed 10-12 knots.  
        There are still about 15 hours until darkness. Therefore I let him go due to the bad experience of 22/23 July.  
    11.07   Surfaced.  
    11.20   Steamer out of sight.  
    12.00 EJ 8489 center-left Day's run:    167.5                    Latitude      11°27'N  
      NW 1, clear horizon, fair, light Swell                        4.0                    Longitude:   24°48'W  
                         171.5  
    16.00 EJ 8446 upper-right    
    20.00 EJ 8411 lower-left                                                   
    08.08.42 Central Atlantic    
    00.00 EJ 7365 lower-left    
    04.00 EJ 7322 center    
    08.00 EJ 4949 center    
    12.00 EJ 4914 upper-left corner Day's run:    174                      Latitude      13°59'N  
                                                       Longitude:   26°12'W  
    16.00 EJ 4567 lower-center    
    20.00 EJ 4526 center-left                                                   
    09.08.42 Central Atlantic    
    00.00 EJ 4259 center-left    
    04.00 EJ 1889 lower-left    
    08.00 EJ 1853 center    
           
Sun and Moon Data 07.08.42
Sun and Moon Data 08.08.42
Sun and Moon Data 09.08.42
 
- 23 -
 
           
           
           
    continued      
    09.08.42      
    10.59      
    to   Test dive.  
    11.32      
    12.00 EJ 1586 upper-center Day's run:    183.5                    Latitude      17°00'N  
      Trade Wind, changing cloudiness, isolated rain showers                        2.5                    Longitude:   26°35'W  
                         186.0  
    16.00 EJ 1537 On course 20° and diesel-electric HF, headed for 15°W.  
    20.00 EJ 1295                                                   
    10.08.42 Central Atlantic    
    00.00 EJ 1263    
    04.00 DT 7978 left lower edge    
    08.00 DT 7946 center    
    12.00 DT 7921 center Day's run:    152                    Latitude      19°28'N  
                                                     Longitude:   25°52'W  
    16.00 DT 7658 center    
    20.00 DT 7634 lower-left corner                                                   
    11.08.42 Central Atlantic    
    00.00 DT 7369 center    
    04.00 DT 8112 upper-center    
    08.00 DT 5749 center    
    12.00 DT 5725 lower-left corner Day's run:    162                    Latitude      22°02'N  
      Freshening NE-Trade Wind, medium Swell, overcast                        1                    Longitude:   24°54'W  
                         163  
    10.00      
    to   Test dive.  
    10.30      
    16.00 DT 5459 lower-center    
    20.00 DT 5435 upper-left corner                                                   
    12.08.42 Central Atlantic    
    00.00 DT 5169 upper-center    
    04.00 DT 5212 upper-left corner    
    08.00 DT 2846 center    
           
Sun and Moon Data 09.08.42
Sun and Moon Data 10.08.42
Sun and Moon Data 11.08.42
Sun and Moon Data 12.08.42
 
- 24 -
 
           
           
           
    continued      
    12.08.42      
    12.00 DT 2588 Day's run:    184 nm              Latitude      24°52'N  
      Trade Wind 5-6, high Swell, clear sky                                              Longitude:   23°58'W  
         
    16.00 DT 2556 center    
    20.00 DT 2531 center                                                   
    13.08.42 Central Atlantic    
    00.00 DT 2268    
    04.00 DT 2236 center    
    08.00 DH 7771 center    
    10.01      
    to   Test dive.  
    10.16      
    12.00 DH 7717 lower-right Day's run:    144                    Latitude      27°20'N  
      NE Trade Wind 4-5, Sea 4-5, medium Swell                        1                    Longitude:   23°22'W  
                         145  
    16.00 DH 7475 lower-right    
    20.00 DH 7443 lower-right                                                   
    14.08.42 Central Atlantic    
           
    15.08.42 Central Atlantic    
    00.00 DH 4544 lower-right    
    04.00 DH 4515 center-right    
    08.00 DN 4284 center-left    
    10.01      
    to   Test dive.  
    10.25      
    12.00 DH 4255 upper-center Day's run:    125.8                    Latitude      31°42'N  
      Abating Trade Wind, Sea 3                        1.2                    Longitude:   21°44'W  
                           127.0  
    16.00 DH 1889 upper-right    
    20.00 DH 1862 upper-center                                                   
           
    [The entry for 15 August above is an insert which covers over the entry for 14 and part of 16 August]  
    [The entries below are from 16 August]  
           
    12.00 DH 15xx  xx Day's run:    1xx.8                    Latitude      3x°xx'N  
      Trade Wind, clear, Vis. good                                                 Longitude:   20°36'W  
    16.00 CF 8864 lower-right    
    20.00 CF 8599 center-right                                                   
           
Sun and Moon Data 12.08.42
Sun and Moon Data 13.08.42
Sun and Moon Data 14.08.42
Sun and Moon Data 15.08.42
Sun and Moon Data 16.08.42
 
- 25 -
 
           
           
           
           
    17.08.42 North Atlantic    
    00.00 CF 8642 upper-right    
      Duck pond, lightly cloudy    
    04.00 CF 8381 center-right    
    08.00 CF 8326 lower-center    
    10.00      
    to   Test dive.  
    10.30      
    12.00 CF 5992 center Day's run:    201.5                    Latitude      37°47'N  
      N 1, duck pond, medium cloudy, partly haze                        1.5                    Longitude:   18°52'W  
                         203.0  
        To pass through the endangered area quickly went to transit speed  RPM = 300.  
    15.15   Strong smoke feather in sight bearing 199°T, which slowly shifted to the east.  Range = over 12 nm.   
        Ran at GF for 10 minutes.  
    15.35   Out of sight in about 185°T.  
    16.00 CF 6478 lower-left    
    20.00 CF 6416 lower-left                                                   
    18.08.42 North Atlantic    
    00.00 CF 6181 lower-left    
      Duck pond, marine phosphorescence, hazy    
    02.05 CF 6158 2 shadows came in sight in the haze in about 100°T at about 8000 - 10000 meters.  
        Turned away hard and moved off on course 290° at GF.  It becomes a bit clearer and little by little a total of 6 vessels are distinguished that are slowly approaching.  
        Turned further to 250°.  The range is now about 1000 - 1500 meters and then was slowly greater.  
        With the prevailing haze  it cannot be made out what type of vessels there are.  
    02.10   Convoy out of sight.  
        Moved off 30 minutes to the SE, then on the old  
           
Sun and Moon Data 17.08.42
Sun and Moon Data 18.08.42
 
- 26 -
 
           
           
           
    continued      
    18.08.42      
        course and transit speed and reported the convoy by Radio Message.  
    04.00 CF 6158 center    
    08.00 CF 3874 lower-center    
    12.00 CF 3828 center Day's run:    261 nm                  Latitude      40°51'N  
                                                         Longitude:   16°56'W  
    16.00 CF 3675 upper-center    
    20.00 CF 3637 center    
      Wind shifted to S 1-2, Sea 1, medium cloudiness                                                   
    19.08.42 North Atlantic    
    00.00 CG 1173 center-right    
      Wind shifted to W 2    
    04.00 CG 1136 center-left    
    08.00 BE 9868 lower-left    
    12.00 BE 9916 center-left Day's run:    261 nm                  Latitude      43°40'N  
                                                         Longitude:   12°39'W  
    13.05 BE 9687 Crash dive!  Aircraft in about 20°T.  As far as could be determined  a 2-engined land-based aircraft on opposite course.  
    14.40 NW 3-4, medium cloudy, clear horizon, Sea 3, medium Swell Surfaced to shoot the sun (midday latitude) to have an exact starting navigation fix for the submerged transit.  
    15.47   Dived.  Began submerged transit at depth A -20 meters.  
    16.00 BE 9686 upper-left    
        At around 17.00 hours in the boat at depth A minus 20 meters, initially very distant depth charge detonations could be heard, which then became clearer, later entire depth charge series can be identified.  
        At the same time the G.H.G. reports S-gear sounds of the own S-gear type, which were initially heard weakly in the K.D.B., then clearly distinguished.  
        No detection, only rough bearings.  
        No ship bearings of the sounds distinguished.  
    20.00 BE 9692 center    
           
           
Sun and Moon Data 18.08.42
Sun and Moon Data 19.08.42
 
- 27 -
 
           
           
           
    continued      
    19.08.42      
    20.27 NNW 2-3, Sea 2-3, clear horizon, medium cloudy Surfaced to possibly determine the cause of the sounds.  
      Nothing determined.  
    21.50   Dived.  
                                                          
    20.08.42 Atlantic, exit of the Bay of Biscay    
    00.00 BE 9669 center-right    
    04.00 BF 7445 center    
    08.00 BF 7451 center    
    10.00 SSW 2, Sea 1-2 Surfaced.  
    12.00 BF 7434 center-right Day's run:    135 nm                 Latitude      44°13'N  
                                                        Longitude:   11°18'W  
    12.57   2 masts and 1 smokestack in sight bearing 40°T.  
        Dived.  
    14.20   Surfaced to charge.  
    14.43   In 50°T the same vessel in sight.  
        Dived, to let the vessel run off.  
    16.00 BF 7279 Twice shortly after one another 2 very distant depth charge detonations were heard.  
    17.08   Surfaced. to charge.  
    18.30   Ahead apparently the same steamer comes in sight again.   
        On closer inspection, he turns out to be a tuna fisherman.  Avoided on the surface.  
    19.29   Due to bad visibility interrupted charging and dived.  
    20.00 BF 7291 lower-left    
    21.55   Quite close by, the sound of 7-10 shots, a volley like our Flak 30.  Assume check fire of a boat surfacing in the vicinity.  
                                                          
    21.08.42 Bay of Biscay    
    00.00 BF 7292 center    
    04.00 BF 7269 lower-center    
    08.00 BF 7348 center    
           
Sun and Moon Data 19.08.42
Sun and Moon Data 20.08.42
Sun and Moon Data 21.08.42

The last page of the KTB is missing

  Enclosures to U-116's KTB - click on the text at left to proceed to the document
   
Torpedo Torpedo firing reports
   
Radio Excerpt of the Radio Log

 

     
     
 

Comments of the Befehlshabers der Unterseeboote

 
 
on the Kriegstagebuch "U 116" from 9.6.42 - 23.8.42.
 
 

 

 
                  3rd patrol of the boat as a supply boat for a U-boat Group, on which 5 supplies were completed and 2 ships were sunk.  
                  Nothing to note.  
     
 

Signed in draft:    D ö  n  i  t  z  .

 
 
        For correctness:
 
 
      
 
 
        Leutnant M.A. and Adjutant
 
     
 


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