Surveys
Survey operations in progress unti 09 jan by M/V sw diamond towing nine 225 meter long cables: a. 030300Z to…
Western South Atlantic · HYDROLANT 22/23
- issued
- 2023-01-03 06:07Z
- status
- cancelled 2023-01-10 00:01Z (archive)
- self-cancels
- 2023-01-10 00:01Z
- authority
- NAVAREA V 4/23 030304Z JAN 23.
- sea
- South Atlantic Ocean
- position
- -25.598, -42.869
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTI 09 JAN
BY M/V SW DIAMOND TOWING NINE 225 METER LONG CABLES:
A. 030300Z TO 050259Z JAN IN AREA BOUND BY
25-44.40S 042-42.44W, 25-45.15S 042-42.80W,
25-34.04S 043-04.82W, 25-33.38S 043-04.29W.
B. 060300Z TO 080259Z JAN IN AREA BOUND BY
25-42.37S 042-41.30W, 25-31.15S 043-03.59W,
25-27.32S 043-02.66W, 25-39.06S 042-39.38W.
C. 090300Z TO 090259Z JAN IN AREA BOUND BY
25-43.05S 042-41.62W, 25-42.45S 042-41.34W,
25-31.37S 043-03.67W, 25-32.12S 043-03.85W.
WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 100001Z JAN 23.
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2022-12-09 03:00Z | 2023-01-09 02:59Z | — | 743 h 59 |
| 2023-01-03 03:00Z | 2023-01-05 02:59Z | — | 47 h 59 |
| 2023-01-06 03:00Z | 2023-01-08 02:59Z | — | 47 h 59 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · survey operations
571 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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05
10
15
20
24
- Underwater operations in progress until 19 may in 23-04.0S 043-02.5W2024-04-21
- Survey operations 17 apr thru 08 may by M/V artemis odyssey in area bound by 25-04.49S 042-10.72W, 25-05.99S…2024-04-17
- Underwater operations 0500Z to 2000Z daily 16 thru 25 apr by M/V double diamond and M/V novo estado in…2024-04-16
- Survey operations in progress until 11 mar by M/V artemis odyssey in area bound by 25-04.49S 042-10.72W,…2024-03-02
- Survey operations 12 thru 19 feb by M/V siem dorado along trackline joining 25-22.60S 042-32.10W, 25-18.62S…2024-02-11
- Survey operations in progress until 31 jan by vessel M/V ramform victory towing ten 8800 meter long cables…2024-01-15
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 nm
Worldwide now
86 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.