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IRS Oceansat 3

Also called EOS 6


Designation 54361 / 22158A
Launch date 26 Nov 2022
Country of origin India
Mission Remote sensing
Perigee/Apogee 740 km, sun-synchronous
Inclination 98.4°
Period 99.6 min
Launch vehicle PSLV #57

Carries 3 instruments:
Oceansat radar scatterometer OSCAT 3, 50 km resolution
Ocean Colour Monitor OCM 3 with 13 channels, 360 m resolution, 1400 km swath width
Sea Surface Temperature Monitor SSTM, 1080 m resolution

Also carries the Argos 4 payload (Advanced Data Collection System ADSC 4) operating at 401.65 MHz

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Technical data


Prime contractor ISRO
Platform IRS 1
Mass at launch 1120 kg
Dry mass  
Solar array  
DC power  
Design lifetime  

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