sar

Distress signal received on 121.5 mhz vicinity 21-58N 135-44E at 300843Z mar

HYDROPAC 506/00

issued: 2000-03-30 10:20Z
status: cancelled 2000-03-30 20:06Z (archive)
authority: MSA JAPAN 300930Z MAR 00
sea: Philippine Sea
position: 21.967, 135.733
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

DISTRESS SIGNAL RECEIVED ON 121.5 MHZ VICINITY 21-58N 135-44E
AT 300843Z MAR. VESSELS IN VICINITY REQUESTED TO KEEP A SHARP
LOOKOUT, ASSIST IF POSSIBLE. REPORTS TO MSA JAPAN.

This area · sar warnings

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

Timeline

Cancel HYDROPAC 506/00 and this msg, false alertcancelled by · 2000-03-30

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

3 sar warnings in force

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.