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Indian Mini Satellite
Also called TWSat (Third World Satellite)


Designation 32786 / 08021D
Launch date 28 Apr 2008
Country of origin India
Mission Remote sensing
Perigee/Apogee 633 km, sunsynchronous
Inclination 98°
Period 97.4 min (4 days revisit)
Launch vehicle PSLV #13

Carries two optical payloads.

Data generated will be transmitted to user terminals, which will be PC-based systems along with RF downlink and antenna systems. The data will be provided free to research organisations, universities and institutions in developing countries.

sat-index articles

Technical data


Prime contractor ISRO
Mass at launch 83 kg
Dry mass  
Solar array  
DC power 220 W
Design lifetime  

Multispectral camera

Wavebands visible and near-IR
Resolution 37 m
Swath width 151 km

Hyperspectral camera

Wavebands visible and near-IR
Resolution 506 m
Swath width 129.5 km

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