BD-3 M21 & M22 (Beidou 50 and 51)

China

Spacecraft nº:

Chinese spacecraft nº: 512/13

Launch data:

Designation	BD-3 M19	BD-3 M20
Second name	Beidou DW50	Beidou DW51
NORAD-ID	44793	44794
Int. code	19078A	19078B
Launch date	23 Nov 2019 - 00:55 UTC
Launch site	Xichang, LC-3
Launch vehicle	CZ-3B/YZ1
Mission	Navigation
Earth orbit:
Perigee / Apogee	21533 x 22193 km	21533 x 22193 km
Eccentricity
Inclination	55.0°	55.0°
Period	min	min
Decay

2 satellites launched together.

Spacecraft data:

Prime manufacturer
Platform
Operator
Mass at launch	kg
Dry Mass	kg
Basic shape
Dimension (m)
Equipment
Solar array
Stabilization
Propulsion
DC power
Design lifetime

Mission details:

China launched two more Beidou navigation satellites on Nov 23, 2019. Beidou 50 and 51 are satellites M21 and M22 in the Beidou-3 medium Earth orbit series.
Meanwhile, Beidou 49 has been found in its target inclined geosynchronous orbit (IGSO).

External links:

Satellite tracking: Real time satellite tracking

Ref.: #7(JR772-773) - update: 21.01.20