Nav aids

Loran-c station gesashi, rates 8930-W and 9930-X, off air 0001Z to 0800Z daily 23 thru 25 apr

Western North Pacific · Japan · HYDROPAC 1130/13

issued
2013-04-22 13:28Z
status
cancelled 2013-04-25 09:00Z (archive)
self-cancels
2013-04-25 09:00Z
cancels
HYDROPAC 1119/13HYDROPAC 1126/13
authority
NAVAREA XI 288/13 221152Z APR 13 - JRCC HONOLULU 220028Z APR 13 - MRCC HONG KONG 221345Z APR 13.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
JAPAN.
1. LORAN-C STATION GESASHI, RATES 8930-W AND 9930-X,
   OFF AIR 0001Z TO 0800Z DAILY 23 THRU 25 APR.
2. CANCEL HYDROPAC 1119/13(83), SIGNAL CEASED.
3. CANCEL HYDROPAC 1126/13, VESSEL LOCATED SAFE.
4. CANCEL THIS MSG 250900Z APR 13.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2013-04-23 00:01Z2013-04-23 08:00Z7 h 59
2013-04-24 00:01Z2013-04-24 08:00Z7 h 59
2013-04-25 00:01Z2013-04-25 08:00Z7 h 59

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

193 aids-to-navigation notices in force · see all

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.