{"id":"26019","url":"https://navtex.online/messages/26019","station":{"id":"navtex-se-grimeton-i","name":"Grimeton NAVTEX [I]","navarea":"I"},"header":{"letter":"I","subject":"A","subjectName":"Navigational warning","serial":"77"},"refs":[],"firstSeen":"2026-07-09T13:19:56.000Z","lastSeen":"2026-07-09T13:19:56.000Z","copies":1,"sources":1,"quality":1,"text":"ZCZC IA77\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSSEN AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERCISE CAUTION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN","plain":{"title":"Grimeton NAVTEX [I] · Navigational warning · No. 77","issued":null,"text":"021059 UTC Jul\nBaltic sea nav warn 026/25\nSouthern southeastern central and northern baltic gulf of finland gulf\nOf riga and sea of aaland.\nGnssen AIS radar and DGPS interference observed in area.\nMariners advised to exercise caution\nAnd be prepared for navigation impacts.\nCancel baltic sea nav warn 023/25","summary":"Southern southeastern central and northern baltic gulf of finland gulf"},"positions":[],"status":"cancelled","cancelledAt":"2026-10-12T17:29:32.000Z","cancelledBy":"36064","official":null,"change":"294642","versions":[{"source":"navtex-net","receivedAt":"2026-07-09T13:19:56.000Z","lastAt":"2026-07-09T13:19:56.000Z","repeats":1,"complete":true,"errorMarks":0,"primary":true,"text":"ZCZC IA77\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSSEN AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERCISE CAUTION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"}]}