ZCZC SA12 NCC-HAMBURG 160500 UTC OKT 26 NAV. WARN. NO. 582 EAST FRISIAN ISLANDS. NORDERNEY. 'NORDNEY' LIGHTHOUSET53-43N 007-14E CHARACTERS CHANGED TO: FL (3) 15S. NNN - Corrupted NNNN End of Message Detected - NNNN