THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - OCM (Oceansat-2) -
Full Name Ocean Colour Monitor (Oceansat-2) Status Operational
Instrument Agencies ISRO Maturity
Instrument Type Ocean colour instruments Geometry Nadir-viewing
Instrument Technology Medium-resolution spectro-radiometer Sampling Imaging
Data Access Open Access Data Format
Measurements and Applications Ocean colour data, Estimation of phytoplankton concentration, identification of potential fishing zones, assessment of primary productivity.
Resolution Summary 236 x 360m
[Best Resolution: 236m]
Swath Summary 1400 km
[Max Swath: 1400 km]
Accuracy Summary
Waveband Summary VIS - NIR: 0.40 - 0.88 µm (8 channels)
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
Instrument Measurements
CategoryParameterAccuracy
AerosolsAerosol Extinction / Backscatter (column/profile) 
Aerosol optical depth (column/profile) 
Aerosol effective radius (column/profile) 
Ocean colour/biologyOcean chlorophyll concentration 
Ocean suspended sediment concentration 
Instrument Missions
IRS-P4 - OCEANSAT-1 (1999 - 2006)
OCEANSAT-1 - Ocean Satellite-1 (1999 - 2010)
OCEANSAT-2 - Ocean Satellite-2 (2009 - 2017)
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