{"id":"154847","url":"https://navtex.online/messages/154847","station":{"id":"navtex-gb-niton-k","name":"Niton NAVTEX [K]","navarea":"I"},"header":{"letter":"K","subject":"A","subjectName":"Navigational warning","serial":"46"},"refs":[],"firstSeen":"2026-04-25T01:41:52.000Z","lastSeen":"2026-04-26T21:41:56.000Z","copies":3,"sources":1,"quality":1,"text":"ZCZC KA46\nAVURNAV CHERBOURG 47/26\nCASQUETS - ROCHES DOUVRES\nSCIENTIFIC INSTRUMENTS CHANGE\n1. PRESENCE OF SCIENTIFIC EQUIPMENT\nFROM 272200 UTC APR 26 TO 182159 UTC MAY 26\nHYDROGRAPHIC SURVEY BY SHIPS OF THE FRENCH NAVY.\nLINE JOINING 49-09.77N 002-51.15W 49-12.18N 002-48.39W 49-08.84N 002-42.02W\n48-59.73N 002-39.68W 49-02.62N 002-47.46W 49-06.98N 002-45.59W 49-09.77N\n002-51.15W.\nMARINERS ARE ASKED NOT TO INTERFERE WITH THIS WORK AND TO KEEP A DISTANCE\nOF AT LEAST 400 METERS FROM THESE VESSELS.\nNAVIGATE WITH CAUTION\n2. CANCEL THIS MSG 182359 UTC MAY 26\nNNNN","plain":{"title":"Niton NAVTEX [K] · Navigational warning · No. 46","issued":"27 Apr 2026 22:00 UTC","text":"Avurnav cherbourg 47/26\nCasquets - roches douvres\nScientific instruments change\n1. Presence of scientific equipment\nFrom 27 Apr 2026 22:00 UTC to 18 May 2026 21:59 UTC\nHydrographic survey by ships of the french navy.\nLine joining 49°09.77′N 002°51.15′W 49°12.18′N 002°48.39′W 49°08.84′N 002°42.02′W\n48°59.73′N 002°39.68′W 49°02.62′N 002°47.46′W 49°06.98′N 002°45.59′W 49°09.77′N\n002°51.15′W.\nMariners are asked not to interfere with this work and to keep a distance\nOf at least 400 meters from these vessels.\nNavigate with caution\n2. Cancel this message 18 May 2026 23:59 UTC","summary":"Casquets - roches douvres · Scientific instruments change"},"positions":[[-2.8525,49.16283],[-2.8065,49.203],[-2.70033,49.14733],[-2.66133,48.9955],[-2.791,49.04367],[-2.75983,49.11633]],"status":"unknown","cancelledAt":null,"cancelledBy":null,"official":null,"change":"380513","versions":[{"source":"navtex-net","receivedAt":"2026-04-25T01:41:52.000Z","lastAt":"2026-04-25T01:41:52.000Z","repeats":1,"complete":true,"errorMarks":0,"primary":true,"text":"ZCZC KA46\nAVURNAV CHERBOURG 47/26\nCASQUETS - ROCHES DOUVRES\nSCIENTIFIC INSTRUMENTS CHANGE\n1. PRESENCE OF SCIENTIFIC EQUIPMENT\nFROM 272200 UTC APR 26 TO 182159 UTC MAY 26\nHYDROGRAPHIC SURVEY BY SHIPS OF THE FRENCH NAVY.\nLINE JOINING 49-09.77N 002-51.15W 49-12.18N 002-48.39W 49-08.84N 002-42.02W\n48-59.73N 002-39.68W 49-02.62N 002-47.46W 49-06.98N 002-45.59W 49-09.77N\n002-51.15W.\nMARINERS ARE ASKED NOT TO INTERFERE WITH THIS WORK AND TO KEEP A DISTANCE\nOF AT LEAST 400 METERS FROM THESE VESSELS.\nNAVIGATE WITH CAUTION\n2. CANCEL THIS MSG 182359 UTC MAY 26\nNNNN"},{"source":"navtex-net","receivedAt":"2026-04-26T01:41:55.000Z","lastAt":"2026-04-26T01:41:55.000Z","repeats":1,"complete":true,"errorMarks":1,"primary":false,"text":"ZCZC KA46\nAVURNAV CHERBOURG 47/26\nCASQUETS - ROCHES DOUVRES\nSCIENTIFIC INSTRUMENTS CHANGE\n1. PRESENCE OF SCIENTIFIC EQUIPMENT\nFROM 272200 UTC APR 26 TO 182159 UTC MAY 26\nHYDROGRAPHIC SURVEY BY SHIPS OF THE FRENCH NAVY.\nLINE JOINING 49-09.77N 002-51.15W 49-12.18N *PWARIMEOW 49-08.84N 002-42.02W\n48-59.73N 002-39.68W 49-02.62N 002-47.46W 49-06.98N 002-45.59W 49-09.77N\n002-51.15W.\nMARINERS ARE ASKED NOT TO INTERFERE WITH THIS WORK AND TO KEEP A DISTANCE\nOF AT LEAST 400 METERS FROM THESE VESSELS.\nNAVIGATE WITH CAUTION\n2. CANCEL THIS MSG 182359 UTC MAY 26\nNNNN"},{"source":"navtex-net","receivedAt":"2026-04-26T21:41:56.000Z","lastAt":"2026-04-26T21:41:56.000Z","repeats":1,"complete":true,"errorMarks":1,"primary":false,"text":"ZCZC KA46\nAVURNAV CHERBOURG 47/26\nCASQUETS - ROCHES DOUVRES\nSCIENTIFIC INSTRUMENTS CHANGE*\n1. PRESENCE OF SCIENTIFIC EQUIPMENT\nFROM 272200 UTC APR 26 TO 182159 UTC MAY 26\nHYDROGRAPHIC SURVEY BY SHIPS OF THE FRENCH NAVY.\nLINE JOINING 49-09.77N 002-51.15W 49-12.18N 002-48.39W 49-08.84N 002-42.02W\n48-59.73N 002-39.68W 49-02.62N 002-47.46W 49-06.98N 002-45.59W 49-09.77N\n002-51.15W.\nMARINERS ARE ASKED NOT TO INTERFERE WITH THIS WORK AND TO KEEP A DISTANCE\nOF AT LEAST 400 METERS FROM THESE VESSELS.\nNAVIGATE WITH CAUTION\n2. CANCEL THIS MSG 182359 UTC MAY 26\nNNNN"}]}