Other
Prn 04 unusable 031700Z to 040500Z sep
GPS Satellite System · HYDROARC 139/13
- issued
- 2013-08-30 08:25Z
- status
- cancelled 2013-09-04 06:00Z (archive)
- self-cancels
- 2013-09-04 06:00Z
- authority
- COGARD NAVCEN GPS 52/13 291526Z AUG 13.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GPS SATELLITE SYSTEM. 1. PRN 04 UNUSABLE 031700Z TO 040500Z SEP. 2. CANCEL THIS MSG 040600Z SEP 13.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2013-09-03 17:00Z | 2013-09-04 05:00Z | — | 12 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
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.