B-17 loss to night fighter

[Laurent Rizzotti]

Here is the list of the II./KG 51 claims in this period:

31/03/1944 Major Wolf-Dietrich Meister Stab II. KG 51 Fortress II E. Cambridge: 300m 04.33 2 - yes C.2025/I VNE: ASM LW NF Claims 39-45 f. 162
11/04/1944 Ltn. Wolfgang Wenning Stab II. KG 51 Fortress II N. Ipswich: 300m 00.42 1 - yes C.2027/I Anerk: Nr.1 LW NF Claims 39-45 f. 166
11/04/1944 Hptm. Dietrich Puttfarken 5. KG 51 Spitfire 1352/05 Ost: 800m [England] 00.50 1 - yes C.2027/I VNE:ASM LW NF Claims 39-45 f. 166
11/04/1944 Hptm. Dietrich Puttfarken 5. KG 51 Halifax 1482/05 Ost: tiefflug [England] 01.25 2 - yes C.2027/I Anerk: Nr. - LW NF Claims 39-45 f. 166
19/04/1944 Hptm. Dietrich Puttfarken 5. KG 51 Lancaster 033/005 Ost: über England 02.25 3 - yes C.2027/I Anerk: Nr.2 LW NF Claims 39-45 f. 167
19/04/1944 Oblt. Claus Breissner 5. KG 51 Lancaster Cambridge 02.25 1 - yes C.2027/I Anerk: Nr.3 LW NF Claims 39-45 f. 167
19/04/1944 Ltn. Wolfgang Wenning Stab II. KG 51 Halifax NW Hull [England] 03.47 2 - yes C.2027/I Anerk: Nr.2 LW NF Claims 39-45 f. 167
21/04/1944 Fw. Gustav Delp [Bs] 6. KG 51 P-47 N. Cambridge 05.10 1 - yes C.2027/I Anerk: Nr.1 LW NF Claims 39-45 f. 167
22/04/1944 Hptm. Dietrich Puttfarken 5. KG 51 Halifax England - 4 - yes LW NF Claims 39-45 f. 168
22/04/1944 Hptm. Dietrich Puttfarken 5. KG 51 Halifax England - 5 - yes LW NF Claims 39-45 f. 168
22/04/1944 Fw. Johann Trenke 6. KG 51 Fortress II 1884/ 05 Ost E: [England] 22.04 2 - yes C.2027/I Anerk: Nr.2 LW NF Claims 39-45 f. 168
22/04/1944 Ltn. Wolfgang Wenning Stab II. KG 51 Halifax 1368/ 05 Ost E: [England] 22.05 - - yes C.2027/I Anerk: Nr.3 LW NF Claims 39-45 f. 168
22/04/1944 Uffz. Baier 6. KG 51 Halifax II 1384/ 05 Ost E: [England] 22.10 - - yes C.2027/I Anerk: Nr.4 LW NF Claims 39-45 f. 168
22/04/1944 Fw. Johann Trenke 6. KG 51 Halifax 1384/ 05 Ost E: [England] 22.10 3 - yes C.2027/I Anerk: Nr.4 LW NF Claims 39-45 f. 168
22/04/1944 Hptm. Werner Duro 4. KG 51 Unident. 1377/ 05 Ost E: [England] 22.14 - - yes C.2027/I Anerk: Nr.1 LW NF Claims 39-45 f. 168
22/04/1944 Fw. Gustav Delp [Bs] 6. KG 51 Halifax S. Norwich: [England] 22.15 - - yes C.2027/I Anerk: Nr.5 LW NF Claims 39-45 f. 168
22/04/1944 Fw. Johann Trenke 6. KG 51 Halifax 1385/ 05 Ost E: [England] 22.16 1 - yes C.2027/I VNE:ASM LW NF Claims 39-45 f. 168
22/04/1944 Uffz. Baier 6. KG 51 Halifax II 1376: [England] 22.22 - - yes C.2027/I Anerk: Nr.6 LW NF Claims 39-45 f. 168
22/04/1944 Ltn. Uwe Laas 5. KG 51 Halifax 1371/ 05 Ost E: [England] 22.26 - - yes C.2027/I Anerk: Nr.4 LW NF Claims 39-45 f. 168
22/04/1944 Uffz. Baier 6. KG 51 Halifax II W. Orfordness: [England] 22.46 - - yes C.2027/I Anerk: Nr.7 LW NF Claims 39-45 f. 168
23/04/1944 Uffz. Bongert 4. KG 51 Halifax 1338/05 Ost: [England] 03.35 1 - yes C.2027/I VNE:ASM LW NF Claims 39-45 f. 168
25/04/1944 Uffz. Baier 6. KG 51 Halifax 1357 / 05 Ost: [England] 03.58 4 - yes C.2027/I Anerk: Nr.8 LW NF Claims 39-45 f. 170
25/04/1944 Ltn. Wolfgang Wenning Stab II. KG 51 Halifax 20km NE Cambridge: 1000m 04.22 4 - yes C.2027/I Anerk: Nr.87 LW NF Claims 39-45 f. 170
27/04/1944 Fw. Johann Trenke 6. KG 51 Unident. 0356/05 Ost: [England] 04.25 4 - yes C.2027/I Anerk: Nr.9 LW NF Claims 39-45 f. 171
28/04/1944 Uffz. Döhlenz 5. KG 51 Unident. 15 Ost N/ 242 [North Sea] 04.15 1 - yes C.2027/I Anerk: Nr.5 LW NF Claims 39-45 f. 172
12/05/1944 Uffz. Walter Breugel 4. KG 51 4-mot. Flzg. Bredstedt: 100m 02.38 1 - noch C.2027/I Anerk: Nr.2 LW NF Claims 39-45 f. 176
22/05/1944 Uffz. Baier 6. KG 51 B-24 05 Ost S/0365: 600m 02.51 5 - yes C.2027/II Anerk: Nr.11 LW NF Claims 39-45 f. 178
22/05/1944 Uffz. Baier 6. KG 51 B-24 05 Ost S/0367: 50m 02.56 6 - yes C.2027/II VNE:ASM LW NF Claims 39-45 f. 178
22/05/1944 Fw. Johann Trenke 6. KG 51 Lancaster 05 Ost S/0489: 1200m 03.05 5 - yes C.2027/II Anerk: Nr.12 LW NF Claims 39-45 f. 178
22/05/1944 Fw. Johann Trenke 6. KG 51 Lancaster 05 Ost S/0317: 800m 03.14 6 - yes C.2027/II Anerk: Nr.13 LW NF Claims 39-45 f. 178
22/05/1944 Fw. Johann Trenke 6. KG 51 Lancaster ZZ/E Ost 0324: 800 m 03.22 7 - yes C.2027/II VNE:ASM LW NF Claims 39-45 f. 178
29/05/1944 Besätzung 6. KG 51 Stirling 05 Ost S/EC 2: 300m [Norfolk] 02.40 - - yes C.2027/II Anerk: Nr.10 LW NF Claims 39-45 f. 181
13/06/1944 Uffz. Ottren 6. KG 51 Abschuß 4381zz: 200m [Intruder to Britain] 01.25 1 - yes C.2027/II Anerk: Nr.14 LW NF Claims 39-45 f. 187
13/06/1944 Fw. Visintin 5. KG 51 Halifax 05 Ost/0378: 200m [England] 03.12 1 - yes C.2027/II Anerk: Nr.6 LW NF Claims 39-45 f. 188
17/06/1944 Uffz. Ottren 6. KG 51 4-mot. Flzg. 2225/05 Ost: 4500m [England] 02.00 2 - yes C.2027/II Anerk: Nr.15 LW NF Claims 39-45 f. 189
17/06/1944 Fw. Johann Trenke 6. KG 51 4-mot. Flzg. 121/05 Ost:[England] 02.15 8 - yes C.2027/II Anerk: Nr.16 LW NF Claims 39-45 f. 190
28/06/1944 Ltn. Markan 4. KG 51 4-mot. Flzg. 05 Ost S/0376: 350m 02.27 1 - yes C.2027/II Anerk: Nr.3 LW NF Claims 39-45 f. 194
28/06/1944 Ltn. Friedrich 5. KG 51 Stirling 15 West S/1223: 300m 02.30 1 - yes C.2027/II Anerk: Nr.7 LW NF Claims 39-45 f. 194
28/06/1944 Uffz. Walther 4. KG 51 Lancaster 05 Ost S/0378: 400m 02.31 1 - yes C.2027/II Anerk: Nr.4 LW NF Claims 39-45 f. 194
03/07/1944 Fw. Johann Trenke 6. KG 51 Abschuß 05 Ost S/007: 500m [~ England] 00.14 9 - yes C.2027/II Anerk: Nr.18 LW NF Claims 39-45 f. 195
06/07/1944 Uffz. Illner 6. KG 51 2-mot. Flgz. 15 West S/UU: 1500m [Caen] 02.38 1 - yes C.2027/II Anerk: Nr.17 LW NF Claims 39-45 f. 198

As far as I know, it was the only unit flying Intruder missions over England in 1944.

Another possibility will be a German bomber crew taking an opportunity shot on an enemy aircraft.