Derelict five meter M/V, yellow and white hull, adrift in 18-42.1S 146-53.8E at 040015Z jun
Coral Sea · HYDROPAC 1661/21
What this record establishes
Archived notice · 2021-06-07 08:56Z
This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.
- Source and dates
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · SEA SAFETY 45/21 040704Z JUN 21.. Issued 2021-06-04 08:56Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Coral Sea. The parsed report position is -18.702, 146.897. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Derelict five meter M/V, yellow and white hull, adrift in 18-45.77S 147-00.97E at 022140Z juncancelled by this notice
These reports were linked by category and sea, with positions within 30 nautical miles and issue dates within 30 days of another report's recorded in-force span. Links can extend through other members, so the full group can cover a larger area or period. Proximity does not confirm that they describe one incident.
- HYDROPAC 1644/212021-06-02 · Archived notice
- HYDROPAC 1661/21 · this notice2021-06-04 · Archived notice
- issued
- 2021-06-04 08:56Z
- status
- Archived notice
- self-cancels
- 2021-06-07 08:56Z
- authority
- SEA SAFETY 45/21 040704Z JUN 21.
- issued by
- SEA SAFETY
- sea
- Coral Sea
- position
- -18.702, 146.897
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
CORAL SEA. AUSTRALIA-NORTHEAST COAST. DNC 05. 1. DERELICT FIVE METER M/V, YELLOW AND WHITE HULL, ADRIFT IN 18-42.1S 146-53.8E AT 040015Z JUN. 2. CANCEL HYDROPAC 1644/21. 3. CANCEL THIS MSG 070856Z JUN 21.
Reading this warning
- DNC (Digital Nautical Chart)
- A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
- Derelict
- An abandoned vessel still afloat and drifting, with no one on board.
- Adrift
- Loose and moving with wind and current — a vessel, container, buoy, log or anything else no longer secured.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
- Date-time group (DTG)
- A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
- Cancellation reference
- A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
- HYDROPAC
- The U.S. long-range warning series for the Pacific outside NAVAREA XII and for the Indian Ocean, Persian Gulf and adjoining seas.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · derelict & adrift vessels
27 within 180 nm since 1998 · 0 in the last 12 months · 0 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Derelict 12 meter vessel kerida adrift in vicinity 18-07.93S 147-16.00E at 141922Z sep 20232023-09-14
- Derelict 12 meter vessel kerida adrift in vicinity 18-06.50S 147-12.93E at 131350Z sep2023-09-13
- Derelict 10 meter S/V reef magic adrift in vicinity 16-37.10S 145-43.20E at 130330Z aug2023-08-13
- Derelict five meter M/V, yellow and white hull, adrift in 18-45.77S 147-00.97E at 022140Z jun2021-06-02
- Derelict 11 meter vessel gypsy, partially submerged and adrift in 20-03.9S 148-33.4E2019-11-21
- Derelict 12.5 meter vessel partially submerged and adrift in vicinity 17-34.55S 146-09.57E at 110200Z jan2019-01-11
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
4 derelict & adrift vessels listed in force · see all
Record snapshot 2026-09-25 17:47Z; source collection times vary.
Derelicts
Abandoned, disabled or drifting vessels. All current derelict & adrift vessels →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.