RACON at diamond reign reefs light 13-11.6S 143-47.6E unreliable
Coral Sea · HYDROPAC 1073/21
What this record establishes
Archived notice · 2021-05-13 00:38Z
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) · AUSCOAST 63/21 082322Z APR 21.. Issued 2021-04-08 23:35Z. 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 -13.193, 143.793. 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
- Cancel HYDROPAC 621/21, 904/21, 1073/21, 1186/21 and this msglater cancellation notice
- issued
- 2021-04-08 23:35Z
- status
- Archived notice
- authority
- AUSCOAST 63/21 082322Z APR 21.
- issued by
- AUSCOAST
- sea
- Coral Sea
- position
- -13.193, 143.793
- 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. RACON AT DIAMOND REIGN REEFS LIGHT 13-11.6S 143-47.6E UNRELIABLE.
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.
- RACON (radar beacon)
- A radar beacon on a buoy, lighthouse or structure that answers a ship's radar with a Morse-code mark on the screen.
- 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.
- Inoperative / unreliable / off air
- An aid or radio service is not working as charted or published.
Collected reports in this area · aids-to-navigation notices
400 within 180 nm since 1999 · 7 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.
- Duyfken point light in 12-34.15S 141-35.98E unlit2026-09-22
- Duyfken point light K3297 in position 12-34.15S 141-35.98E unlit2026-09-21
- Duyfken point light in position 12-34.15S 141-35.98E unreliable2026-09-20
- Eden reef light in 14-04.63S 143-55.01E unreliable2026-08-28
- Eden reef light K3226.6 in position 14-04.63S 143-55.01E unreliable2026-08-28
- South barrow islet light 14-20.79S 144-39.16E unlit2026-04-17
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
134 aids-to-navigation notices listed in force · see all
Record snapshot 2026-10-03 21:15Z; source collection times vary.
Nav aids
Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →
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.