Nav aids
Loran-c chain lessay, rate 6731-Y, off air 0830Z to 1730Z daily 17 thru 19 mar and 200830Z to 201100Z mar
HYDROLANT 526/09
- issued
- 2009-03-16 16:40Z
- status
- cancelled 2009-03-20 12:00Z (archive)
- self-cancels
- 2009-03-20 12:00Z
- authority
- NAVAREA I 60/09 161329Z MAR 09.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. LORAN-C CHAIN LESSAY, RATE 6731-Y, OFF AIR 0830Z TO 1730Z DAILY 17 THRU 19 MAR AND 200830Z TO 201100Z MAR. 2. CANCEL THIS MSG 201200Z MAR.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2009-03-17 08:30Z | 2009-03-17 17:30Z | — | 9 h |
| 2009-03-18 08:30Z | 2009-03-18 17:30Z | — | 9 h |
| 2009-03-19 08:30Z | 2009-03-19 17:30Z | — | 9 h |
| 2009-03-20 08:30Z | 2009-03-20 11:00Z | — | 2 h 30 |
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.