CAS500

CAS500-1, or Compact Advanced Satellite 500-1 (Korean: 국토위성 1호, transl. "Land Satellite No. 1"), is a prototype 500-kilogram (1,100 lb) class Earth observation satellite that was launched by South Korea at the Baikonur Cosmodrome on 22 March 2021. It is in a 500-kilometre (310 mi) Sun-synchronous orbit, inclined by 97.7 degrees or 15 orbits/day.

CAS500-1

SATCAT no.	47932
Spacecraft properties
Launch mass	500 kg (1,100 lb)
Dimensions	1.9 m x 1.9 m x 2.9 m
Start of mission
Launch date	22 March 2021, 06:07:12 UTC
Rocket	Soyuz-2.1a / Fregat
Launch site	Baikonur Site 31/6
Contractor	Glavkosmos
Orbital parameters
Regime	Low Earth orbit
Inclination	97.7 degrees
Period	15 orbits/day

SATCAT no.47932 Spacecraft propertiesLaunch mass500 kg (1,100 lb) Start of missionLaunch date2025 (planned)RocketFalcon 9 Block 5Launch siteTBAContractorSpaceX Orbital parametersRegimeLow Earth orbit

SATCAT no.47932 Spacecraft propertiesLaunch mass500 kg (1,100 lb) Start of missionLaunch date2024 (planned)RocketNuri (KSLV-II)Launch siteNaro LP-2ContractorKARI Orbital parametersRegimeLow Earth orbit

SATCAT no.47932 Spacecraft propertiesLaunch mass500 kg (1,100 lb)Dimensions1.9 m x 1.9 m x 2.9 m Start of missionLaunch date2025 (planned)RocketFalcon 9 Block 5Launch siteCape Canaveral SLC-40ContractorSpaceX Orbital parametersRegimeLow Earth orbit

SATCAT no.47932 Spacecraft propertiesLaunch mass500 kg (1,100 lb)Dimensions1.9 m x 1.9 m x 2.9 m Start of missionLaunch date2025 (planned)RocketTBALaunch siteTBAContractorTBA Orbital parametersRegimeLow Earth orbit