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GSat 18

GSat 18 [ISRO]

GSAT-18 is a planned Indian geostationary communications satellite.

It will provide replacement capacity supporting the existing television, telecommunication, Digital Satellite News Gathering (DSNG) and VSAT services in the country. It will also augment and support the existing telecommunication, television, DSNG and VSAT services in the country, hence benefiting all sections of society.

GSAT-18 is based on the I-3K bus with a launch mass of 3425 kg and 6 kW power generation capacity. The satellite carries a payload consisting of 24 C-band transponders, 12 upper extended C-band transponders, 12 Ku-band transponders and 2 Ku-Beacon transmitters.

The satellite was approved in May 2015. It will be constructed during a period of 30 Months for a launch in late 2017. GSat-18 will be stationed at 74 East.

Nation: India
Type / Application: Communication
Operator: Insat
Contractors: ISRO
Equipment: 24 C-band transponders, 12 upper extended C-band transponders, 12 Ku-band transponders, 2 Ku-Beacon transmitters
Configuration: I-3K (I-3000) Bus
Propulsion: 440 Newton thrust liquid apogee motor
Power: 2 solar arrays, batteries
Lifetime: 15 years
Mass: 3404 kg
Orbit: GEO
Satellite COSPAR Date LS Launch Vehicle Remarks
GSat 18 2016-060A 05.10.2016 Ko ELA-3 Ariane-5ECA with NBN-Co 1B


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