Nav aids
Odas buoy temporarily established until 21 aug 27 in 21-34.20S 040-43.62W
South Atlantic · Brazil · HYDROLANT 1634/26
- issued
- 2026-08-21 00:39Z
- status
- cancelled 2026-08-19 18:30Z (dropped from inforce)
- self-cancels
- 2027-08-22 00:01Z
- cancels
- HYDROLANT 746/26
- sea
- South Atlantic Ocean
- position
- -21.570, -40.727
- source
- nga_inforce · first seen 2026-08-23 13:17Z
Original warning text
SOUTH ATLANTIC. BRAZIL. 1. ODAS BUOY TEMPORARILY ESTABLISHED UNTIL 21 AUG 27 IN 21-34.20S 040-43.62W. 2. CANCEL HYDROLANT 746/26. 3. CANCEL THIS MSG 220001Z AUG 27.
This area · aids-to-navigation notices
332 within 180 nm since 1998 · 4 in the last 12 months · 2 in force now
98
00
05
10
15
20
25
26
- Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62W2026-04-14
- RACON at cabo sao tome light 22-02.52S 041-03.17W off air until 28 sep2026-04-02
- Barra de itabapoana light 21-18.80S 040-57.90W unlit until 08 sep 262026-03-13
- Odas buoy temporarily established in 21-46.26S 040-32.28W2024-09-19
- Barra de itabapoana light 21-18.82S 040-57.95W unlit until 11 mar 252024-09-12
- Quissama light 22-09.70S 041-17.90W unlit until 10 mar 252024-09-11
Season · when aids-to-navigation notices happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62Wcancels · 2026-04-14
- Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62Wreplaced · 2026-04-14
Nearby now · within 120 nm
- Survey operations in progress until 312200Z aug in area bound by 21-36.17S 041-00.00W, 21-36.05S 040-37.59W,…Surveys · 16.8 nm
- Barra de itabapoana light 21-18.80S 040-57.90W unlit until 08 sep 26Nav aids · 20.4 nm
- Underwater operations in progress until 312300Z aug by M/V fugro vaquita in area bound by 21-35.43S…Surveys · 24 nm
- RACON at cabo sao tome light 22-02.52S 041-03.17W off air until 28 sepNav aids · 33.7 nm
- Underwater operations 1000Z to 2000Z daily until 02 nov 26 by M/V fugro vaquita in: a. 22-26.32S 040-25.47WSurveys · 55.3 nm
- Survey operations in progress until 09 jul 27 by M/V bgp dragon towing 250 meter long cable in area bound by…Surveys · 57.5 nm
- Underwater operations 1100Z to 2100Z daily 13 thru 22 aug by M/V comando b and M/V am kirti in 20-23.90S…Surveys · 77.2 nm
- Underwater operations 1100Z to 2100Z daily 15 thru 29 aug by M/V comando b and M/V rosco banyan in 20-23.37S…Surveys · 77.3 nm
- Underwater operations 1100Z to 2100Z daily 12 thru 21 aug by M/V comando b and M/V faneromeni in 20-23.67S…Surveys · 77.5 nm
- Underwater operations 0800Z to 1800Z daily 08 thru 22 aug by M/V marsanne and M/V comando b in 20-23.57S…Surveys · 77.8 nm
- Underwater operations 0800Z to 1800Z daily 11 thru 25 aug by M/V comando b and M/V faneromeni in 20-23.00S…Surveys · 78.2 nm
- Survey operations 10 aug 26 thru 08 mar 27 by tug mce navegacao I in area bound by 22-48.38S 041-08.21W,…Surveys · 78.3 nm
Worldwide now
186 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.