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BD-3 I (Type 2)

BD-3 I2-S ? [CASC]

BD 3I (Beidou 3I) satellites are the IGSO component of the 3rd phase of the chinese Beidou (Compass) satellite navigation system, which, in contrast to GPS and GLONASS, uses both geostationary satellites and satellites in intermediate orbit.

This series provides the satellites for the inclined geostationary (IGSO) constellation called "Compass-I".

Nation: China
Type / Application: Navigation
Operator: CNSA
Contractors: CASC
Equipment: ?
Power: 2 deployable solar arrays, batteries
Lifetime: 10 years
Mass: 4200 kg
Orbit: 35652 × 35959 km, 55
Satellite COSPAR Date LS Launch Vehicle Remarks
BD-3 I2-S (Beidou 20) 2015-053A 29.09.2015 Xi LC-3 CZ-3B/G2
BD-3 I1 (Beidou 44) 2019-023A 20.04.2019 Xi LC-3 CZ-3B/G3
BD-3 I2 (Beidou 46) 2019-035A 24.06.2019 Xi LC-3 CZ-3B/G3
BD-3 I3 (Beidou 49) 2019-073A 04.11.2019 Xi LC-2 CZ-3B/G3

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