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GEO-KOMPSAT 2A (GK 2A, Cheollian 2A)


GEO-KOMPSAT 2A or Cheollian 2A (천리안 2A) is a South Korean geostationary meteorological satellite developed by KARI. It is one component of the two satellite GEO-KOMPSAT 2 program.

The GEO-KOMPSAT-2 program is to develop two geostationary orbit satellites, the meteorological GEO-KOMPSAT-2A (GK2A) and the ocean monitoring GEO-KOMPSAT-2B (GK2B) sharing the same satellite bus. The lifetime of both satellites will be no less than 10 years.

GEO-KOMPSAT-2A (GK2A) is for the meteorological mission and the space weather monitoring mission, so it is equipped with AMI (Advanced Meteorological Imager) and KSEM (Korean Space Environment Monitor) payloads. GEO-KOMPSAT-2A is planned for launch in 2018. The satellite will be stationed at 128.2 East.

Nation: South Korea
Type / Application: Meteorology
Operator: KARI
Contractors: KARI
Equipment: AMI, KSEM
Propulsion: S400-12 or S400-15
Power: Deployable solar array, batteries
Lifetime: 10 years
Mass: 3420 kg
Orbit: GEO
Satellite COSPAR Date LS Launch Vehicle Remarks
GEO-KOMPSAT 2A (GK 2A, Cheollian 2A) 2018-100A 04.12.2018 Ko ELA-3 Ariane-5ECA with GSat 11


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