Other
Prn 01 unusable 181700Z to 201700Z dec
GPS Satellite System · HYDROPAC 3889/13
- issued
- 2013-12-14 02:04Z
- status
- cancelled 2013-12-18 21:58Z (archive)
- self-cancels
- 2013-12-20 18:00Z
- authority
- COGARD NAVCEN GPS 78/13 132324Z DEC 13.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GPS SATELLITE SYSTEM. 1. PRN 01 UNUSABLE 181700Z TO 201700Z DEC. 2. CANCEL THIS MSG 201800Z DEC 13.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2013-12-18 17:00Z | 2013-12-20 17:00Z | — | 48 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
Timeline
- Cancel HYDROPAC 3889/13 and this msg, prn 01 restoredcancelled by · 2013-12-18
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
34 other warnings in force · see all
Other
Everything the classifier did not place elsewhere. All current other warnings →
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.