BackForward Satellite: OceanSat-3A 

Satellite details
Acronym OceanSat-3A
Full name OceanSat-3A
WIGOS Station Identifier ---
Satellite Description
  • 4th flight unit of the OceanSat programme.
  • Main mission: ocean observation.
Mass at launch 960 kg Dry mass
Power 1360 W
Data access link
Data access information
  • NRT product access under consideration by ISRO and EUMETSAT
  • Off-line data are distributed by the National Remote Sensing Center (NRSC) in Hyderabad. Web site:
Orbit Sunsynchronous orbit Altitude 723 km
ECT 12:00 desc


Space agency ISRO
Status Planned
Details on Status
(as available)
  • Launch date now planned in 2025
Launch ≥2025 EOL ≥2030
Last update: 2024-06-10
Associated satellite programme and related satellites

Note: red tag: no longer operational , green tag: operational , blue tag : future

Satellite Payload

All known Instruments flying on OceanSat-3A

Acronym Full name
OCM Ocean Color Monitor
SSTM Sea Surface Temperature Monitor
OSCAT-3 Scatterometer for Oceansat-3
MATHS Millimetre wave Atmospheric Temperature and Humidity Sounder
Show instrument status and calibration
Satellite frequencies for Earth Observation, data transfer and platform communications and control
Earth observation MW frequencies
Service Sensing mode Frequency (GHz) Bandwidth (MHz) Polarisation Comments
OSCAT active 14 GHz - 13.515 GHz 0 MHz - Ku-band scatterometer
MATHS passive 50.3 GHz 180 MHz - Window channel
MATHS passive 53 GHz - 57.61 GHz 0 MHz - Temperature sounding channels
MATHS passive 175 GHz - 191.46 GHz 0 MHz - Humidity sounding channels