Beidou 1C (Dong Fang Hong 56)

China (PR)

Spacecraft nº:

Chinese spacecraft nº: 77

Also called Beidou 1C
Orig PL Name: Beidou Navigation Test Satellite

Launch data:

Designation	27813 / 03021A
Launch date	24 May 2003 - 16:34 UT
Launch site	Xichang, LC1B
Launch vehicle	Chang Zheng 3A (#70)
Mission	Military: Navigation / Global Positioning
Geostationary orbit on:
Perigee / Apogee	35769 x 35802 km
Eccentricity	3.91E-04
Inclination	0.14 deg
Period	1436.08 min

Spacecraft data:

Prime contractor	Space Technology Research Institute (part of CASC)
Platform	DFH-3 bus
Operator	Chinese Defense Ministry
Mass at launch	2200 kg (1100 kg propellant)
Dry Mass	kg
Basic shape
Dimension (m)	2.2 x 1.72 x 2.0 m
Solar array	pair of solar panels, span of 18.1 m
Stabilization
DC power
Design lifetime	5-8 yrs

Location:

Date	Position	Remarks
Oct 2009	110.55° E

Mission details:

Space-based navigation and positioning system to improve accuracy of weapons and situational awareness of military forces; weather monitorig and communications; final constellation of 4 satellites.

Ref.: #7, #226, #233 - update: 25.12.11