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Old 05-05-23, 01:42 AM   #413
Kapitän
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Default U 115 - First War Patrol (2nd leg) - Bay of Biscay

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Originally Posted by Kapitän View Post
Started new career in August 2019 to commemorate the beginning of WWII, 80 years before ...

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U 115
- KTB -
First War Patrol
(17th war patrol overall)

Tuesday, 4 May 1943 - Bordeaux

Daily F.d.U. Briefing

O.K.W.-Report:
a) The Führer postponed Operation Citadel, which ultimately will give the Soviets more time to prepare their defenses.
b) RAF bombers conducted a raid on Dortmund, late in the night and into the next day, killing almost 700.
c) The Luftwaffe evacuation from Tunisia is completed.


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Op.Briefing:
Operations Order No. 54 in effect for the patrol.
a) Transport of supplies to our U.-Base in Penang.
b) Transit via Pre-Defined control points:
1) Qu.CF 5610
2) Qu.EH 6230
3) Qu.FS 5580 - 1st Supply point
4) Qu.GR 9570
5) Qu.JB 5490 - 2nd Supply point
6) Qu.LF 5560 - U.-Base Penang
c) Sink min. 25,000ts of enemy shipping during transit.
d) As per B.d.U.-Order from 19 April: The operational area in southern waters is to be extended immediately. The new boundary now runs from GZ 7644 via JK 8254, KT 4745, KJ 4772, LM 2456, to the W. as far as the coast. Outside this area all attacks on unescorted isolated vessels are forbidden.


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1400 - Bordeaux - N3/2, clear, visibility 5.3nm, >1000mb.
Casting Off. Leaving for 2nd leg of First War Patrol.

1600 - Qu.9237BF - Entry point to mine-free path - Taking on of escort: 1 Escort Destroyer, 2 TBMT1924 and 1 Bf110. Course 290°.

1700 - Incoming F.T.: From B.d.U.:
Enemy Task Force in the English Channel, Qu.3374BF, on course West, speed 27kn.

1742 - Qu.9226BF - FuMB-Detection. Boat stays surfaced. Nothing seen. Short Range Radar FMG 41G (gU) FuMO 29 Seetakt Gerät remains turned off.

1820 - Qu.9222BF - Boat is attacked by a single Hudson. The escort flak shoots down the plane, which crashes into the ocean about 50m to our stbd. beam. As nothing can be seen from the airplane, our group continues on.

1853 - Qu.9221BF - Our escort group is attacked by three Liberator bombers (from Beaulieu, near Southampton), approach from 340° true, firing RP-3 rockets and machine guns, and dropping bombs, which all fall wide. The escorts shoot down one plane and our Flak shoots down two airplanes. One escort destroyer is searching for survivors but none are found.
The boat sustains 2% hull damage (2% => 98% of 230m = 225.4m safe max. diving depth).
- 3.7cm-SK-C/30: 30 rounds PbG fired (remaining 2520 x PbG)
- Twin-M.G.-2cm-C/30: 460 rounds SpG fired (remaining 2180 + 2640 = 4820 SpG; 1360x2=2720 PpG; Total: 7540)

1905 - On Course 250°.

1934 - Sundown. N3/2, clear, visibility 4.6nm, >1000mb.

RST
KorvKpt.& Cmdr. U 115
Started new career in August 2019 to commemorate the beginning of WWII, 80 years before ...

+++++++

U 115
- KTB -
First War Patrol
(17th war patrol overall)

Wednesday, 5 May 1943 - Bay of Biscay

0200 - Qu.9154BF - Reached Escort Point Gabel.

0205 - On 200m-Line, diving for Test dive acc. B.d.U.-Standing Order No.507 & 308. 205rpm.

0248 - Boat is safe and secure at 2A-Meter.

0250 - Setting for Reception Depth.

0258 - T=20.

0305 - Surfaced from S-Tiefe after 1h and 2.8nm.

0306 - Boat ventilated. Battery 97%.
Releasing escort and running off at most economic speed on course 250°. Continuing transit independently.

Most economic speed: 225-235RPM/8kn => Range 42000km/22678nm

0430 - Early Morning Dawn.

0509 - Incoming F.T.: From B.d.U.:
Enemy Task Force ESE of Scilly, Qu.2555BF, course NW, 25kn.

0538 - Sunrise. Weather and Sea unchanged since Bordeaux.

1200 - Qu.8397BF - Days Run: 232.4nm (22h) - ↗ 229.6nm (21h) - ↘ 2.8nm (1h) - since Bordeaux
Total: 232.4 nm (22h) - ↗ 229.6nm (21h) - ↘ 2.8nm (1h)
505cbm (5cbm in 22h); Weather and Sea unchanged since Bordeaux.

1201 - Incoming F.T.: From U 638:
Sinking after Wabo attack. - Staudinger -

1231 - Incoming F.T.: From U 531:
Sinking after Wabo attack. - Neckel -

1700 - Test Run of Main Diesels in increments acc. B.d.U.-Standing Order No. 510, until 1800.

1830 - Crash dive for training.
T=10 after 39sec. Boat levels out at A-Meter at 1832.

1835 - Set for Reception Depth. Small-Ahead.

1900 - Surfaced after 30min. and 1.6nm.

1903 - Boat ventilated; Compressed Air Supply filled; Battery 95%.

2000 - Sundown. Weather and Sea unchanged since Bordeaux (30h).

2220 - Incoming F.T.: From B.d.U.:
Enemy Task Force South of Land's End, Qu.2592BF, course NW, 25kn.

Cmdr.: Hopefully, not endangering U 217 (VIID; Kptlt. Kurt Reichenbach-Klinke) out on special duties (Minelaying off Lands End).

2303 - Incoming F.T.: From B.d.U.:
OKW-Report: The British have broken through the lines of the 5th Panzer Army, south of Tunis.

RST
KorvKpt.& Cmdr. U 115
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