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Names | GEO-KOMPSAT-2B |
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Mission type | Earth observation |
Operator | Korea Aerospace Research Institute |
COSPAR ID | 2020-013B |
SATCAT no. | 45246![]() |
Mission duration | 10 years (planned) 5 years, 3 months and 3 days (in progress) |
Spacecraft properties | |
Spacecraft type | KOMPSAT |
Launch mass | 3,400 kg (7,500 lb) |
Dimensions | 3.5 m diameter x 8.9 m in height x 4.2 m length |
Power | 2.62 kW |
Orbital parameters | |
Reference system | Geocentric |
Regime | Geostationary |
Periapsis altitude | 35,857 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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