Launch Date
First Multipurpose satellite built by India, Sucessfully Operationalised in August 1992.
Mission Multi purpose Communication, meteorology and
Satellite based search and rescue
Weight 1906 kg with propellant 916 kg dry weight
Onboard power One KW approx
Communication C, extended C and S band
Stabilization Three axis body stabilized with two Momentum
Wheels & one Reaction Wheel, Magnetic torquers
Propulsion Integrated bipropellan stystem ( MMH and N2 04) With sixteen 22 N thrusters and 440 LAM.
Payload Transponders:
12C-band (for FSS),6 ext. C-band (for FSS)
2S-band (for BSS),1Data relay transponder (for, 1 transponder for research and rescue,
Very High Resolution radiometer (VHRR) for
meteorological observation with 2 km resolution in
the visible and 8 km resolution in the IR band
Launch date July 10,1992
Launch site French Guyana
Launch vehicle Ariane 4
Orbit Geostationary 74oE longitude
Inclination 0o
Mission life Seven years(nominal)
Orbit life Very Long
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