20 minutes ago i take 1.53 from OneAlex YouTube channel link.
Downloaded new archive 1.53, deleted old "Documents\SH3", unpacked archive to "D:Games", started new game and exit, created new career in SHCommander, 1st flotilia, boat II-type, 1939 year, august, start at Keel, go to Dogger Bank, and...
Coordinates: 54 grad ~30 min N, 1 grad ~45 min E
Patrol sector: AN59 (~AN5932)
Course: from Helgoland-island to Hartlepool ~273-274 grad (attachment №9)