QA38
Survey operations off Gangavaram by RV Samudra Ratnakar, 5-20 Nov 2026
Activeuntil 20 Nov 2026, 23:59 UTC (in 15 days)Received 04 Nov 2026, 00:00 UTC
Warning text
Positions open on the mapINDIAN NAV WARNING (INW) 940.
OFF GANGAVARAM
CHARTS IN 31 354 391
RV SAMUDRA RATNAKAR WILL CARRY OUT SURVEY FROM 05 TO 20 NOV 26 IN AREA
BOUNDED BY 17-13.71N 083-11.78E, 17-08.36N 083-15.64E, 17-01.56N 083-05.45E, 17-06.90N 083-01.59E
Location map
Open on the full mapAnalysis
Activeuntil 20 Nov 2026, 23:59 UTC (in 15 days)RV Samudra Ratnakar will carry out survey operations off Gangavaram. Activity is scheduled from 05 to 20 November 2026 in the area bounded by the four positions given. Mariners should be aware of survey vessel operations and navigate with caution.
Navigate with caution and keep clear of the survey vessel; maintain a good lookout.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- Off Gangavaram
- Validity
- From 05 Nov 2026, 00:00 UTC
Until 20 Nov 2026, 23:59 UTCFROM 05 TO 20 NOV 26 - Activity periods
- 05 Nov 2026, 00:00 UTC - 20 Nov 2026, 23:59 UTC (Survey operations 05 to 20 November 2026 (dates as given))
- Hazards
- survey operations, survey vessel in area
Vessels involved
- RV SAMUDRA RATNAKAR · survey vessel
Coast stations for this area
- DSCDSC Station VishakhapatnamMRCC ChennaiIndiaMMSI 004194402VHF 20range 20 NM28 NM from the area
- DSCDSC Station ParadipMRCC ChennaiIndiaMMSI 004194403VHF 25range 25 NM270 NM from the area
- DSCDSC Station ChennaiMRCC ChennaiIndiaMMSI 004194401VHF 25, MFrange 25 NM299 NM from the area
Worked out automatically from the warning text on 05 Nov 2026, 04:48 UTC. It can be wrong: the official warning text is the authority.