Surveys

Survey operations 24 thru 27 sep by M/V sirius in area between 03-20S 03-55S and 038-10W 039-10W

HYDROLANT 2510/01

issued: 2001-09-21 05:20Z
status: cancelled 2001-09-28 00:00Z (archive)
cancels: HYDROLANT 2502/01
authority: NAVAREA V 1444/01, 1446/01 210400Z SEP 01
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS 24 THRU 27 SEP BY M/V SIRIUS IN
   AREA BETWEEN 03-20S 03-55S AND 038-10W 039-10W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2502/01.
3. CANCEL THIS MSG 28 SEP.

Timeline

Ponta do retiro light 21-21.6S 040-57.8W unlitcancels · 2001-09-20
Ponta do retiro light 21-21.6S 040-57.8W unlitreplaced · 2001-09-20

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.