BackForward Satellite: OceanSat-1 (IRS-P4) 

Satellite details
Acronym OceanSat-1 (IRS-P4)
Full name Satellite for the Ocean - 1
Satellite Description
  • 1st flight unit of the OceanSat programme, originally named IRS-P4.
  • Main mission: ocean observation.
Mass at launch 1050 kg Dry mass
Power 750 W
Data access link no link provided
Data access information
  • 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 Inactive
Details on Status
(as available)
Launch 26 May 1999 EOL 08 Aug 2010
Last update: 2015-07-28
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-1 (IRS-P4)

Acronym Full name
MSMR Multi-frequency Scanning Microwave Radiometer
OCM Ocean Color Monitor
Show instrument status and calibration