sar

Distress signal received on 406 mhz from aircraft in 21-10-37N 131-06-57E at 172040Z apr

Western North Pacific · Philippine Sea · HYDROPAC 1350/17

issued: 2017-04-17 22:05Z
status: cancelled 2017-04-18 01:07Z (archive)
authority: JAPAN COAST GUARD 172130Z APR 17.
sea: Philippine Sea
position: 21.177, 131.116
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
PHILIPPINE SEA.
DNC 12, DNC 23.
DISTRESS SIGNAL RECEIVED ON 406 MHZ FROM AIRCRAFT
IN 21-10-37N 131-06-57E AT 172040Z APR. VESSELS
IN VICINITY REQUESTED TO KEEP A SHARP LOOKOUT,
ASSIST IF POSSIBLE. REPORTS TO JAPAN COAST GUARD,
PHONE: 819 8866 4999.

This area · sar warnings

0 within 180 nm since — · 0 in the last 12 months · 0 in force now

Timeline

Cancel HYDROPAC 1350/17 and this msgcancelled by · 2017-04-18

Nearby now · within 120 nm

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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.