Nav aids
Loran-c station sylt, rates 7499-MASTER, 7499-X, 7499-Y, 6731-MASTER and 6731-Z, off air 260600Z to 261400Z…
HYDROLANT 949/09
- issued
- 2009-05-23 17:21Z
- status
- cancelled 2009-05-27 15:00Z (archive)
- self-cancels
- 2009-05-27 15:00Z
- authority
- NAVAREA II 132/09 231310Z MAY 09.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. LORAN-C STATION SYLT, RATES 7499-MASTER, 7499-X, 7499-Y, 6731-MASTER AND 6731-Z, OFF AIR 260600Z TO 261400Z MAY, ALTERNATE 270600Z TO 271400Z MAY. 2. CANCEL THIS MSG 271500Z MAY.
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2009-05-26 06:00Z | 2009-05-26 14:00Z | — | 8 h |
| 2009-05-27 06:00Z | 2009-05-27 14:00Z | — | 8 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
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.