Surveys
Survey operations 131130Z to 132130Z oct by M/V sirius in area between 23-50S 23-51S and 045-27W 045-28W
HYDROLANT 1858/05
- issued
- 2005-10-11 13:59Z
- status
- cancelled 2005-10-13 22:30Z (archive)
- self-cancels
- 2005-10-13 22:30Z
- authority
- NAVAREA V 814/05 111231Z OCT 05.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. SURVEY OPERATIONS 131130Z TO 132130Z OCT BY M/V SIRIUS IN AREA BETWEEN 23-50S 23-51S AND 045-27W 045-28W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 132230Z OCT.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2005-10-13 11:30Z | 2005-10-13 21:30Z | — | 10 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
84 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
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.