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GSat 7, 7A (Insat 4F)

GSat 7 [ISRO]

GSAT-7 / INSAT-4F is a multi-band satellite carrying payloads in UHF, S-band, C-band and Ku-band. It is planned to be launched during 2011 onboard GSLV and positioned at 74 East. The satellite weighs 2650 kg with a payload power of 2000 W and mission life of 9 years.

INSAT-4 series is planned to have seven satellites, INSAT-4A through INSAT-4G with INSAT-4D as a spare. The transponder capacity of this series has been worked out after evaluating the requirement projected by different uses/user departments. It is planned that, by 2007, INSAT system will have about 250 transponders in various bands catering to a demand of up to 11 Giga Bits Per Second (GBPS) capacity.

Nation: India
Type / Application: Communication
Operator: Insat
Contractors: ISRO
Equipment: UHF, S-band, C-band and Ku-band transponders
Configuration: I-2K (I-2000) Bus
Propulsion: 440 Newton thrust liquid apogee motor
Power: 2 deployable solar arrays, batteries
Lifetime: 9 years
Mass: 2650 kg
Orbit: GEO
Satellite COSPAR Date LS Launch Vehicle Remarks
GSat 7 (Insat 4F, INAV 1) 2013-044B 29.08.2013 Ko ELA-3 Ariane-5ECA with Eutelsat 25B / Es'hail 1
GSat 7A - 2017


  • ISRO Website
Further Insat missions:
Further GSat missions: