Chollian-2B

Chollian-2B
NamesGEO-KOMPSAT-2B
Mission typeEarth observation
OperatorKorea Aerospace Research Institute
COSPAR ID2020-013B Edit this at Wikidata
SATCAT no.45246Edit this on Wikidata
Mission duration10 years (planned)
5 years, 3 months and 3 days (in progress)
Spacecraft properties
Spacecraft typeKOMPSAT
Launch mass3,400 kg (7,500 lb)
Dimensions3.5 m diameter x 8.9 m in height x 4.2 m length
Power2.62 kW
Orbital parameters
Reference systemGeocentric
RegimeGeostationary
Periapsis altitude35,857 kilometres (22,281 mi)
Chollian programme

Chollian-2B, also known as GEO-KOMPSAT-2B (Geostationary Korea Multi Purpose Satellite-2B), is a geostationary satellite of South Korea, launched on February 18, 2020. It is a twin satellite of Chollian-2A. It can precisely observe the movement of Fine dust-causing substances in the atmosphere.


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