Apstar 1

China (PR)

Spacecraft n°:

Chinese satellite n°: 46

Launch data:

Designation	23185 / 94043A
Launch date	21 Jul 1994 - 10:55 UT
Launch site	Xichang, LC-1
Launch vehicle	CZ-3
Mission	Commercial: Communications
Geostationary orbit on:
Perigee / Apogee	35781 x 35790 km
Eccentricity	3,94E+00
Inclination	3.94 deg
Period	1436.07 min

Spacecraft data:

Prime contractor	Hughes Space and Communications Group
Platform	HS-376
Operator	APT Satellite Holdings Ltd
Mass at launch	1400 kg
Mass in orbit	700 kg
Dry mass	560 kg
Diameter	2.16 m
Height	3.1 m (7.5 m deployed)
Stabilization	Spin stabilized
DC power	BOL: 1130 W EOL: 1022 W
Design lifetime	9 years

Location:

Begin	Position	Remarks
	138°E
Jul 2009	142.01 °E

The satellite was to be slotted at 131°E but this was too close from Sakura 3A(132°E) and Gorizont 29 (130°E). After protests from in-orbit satellite operators a slot at 138°E was leased to Tonga (for about $15 million).

C-band

Main transponders	24
Backup transponders	6
Power	15 W
Bandwidth	20 transponders of 36 MHz 4 transponders of 72 MHz
Coverage & EIRP max	South East Asia, up to 36 dBW
G/T max	2 dB/K
Polarization	linear H/V
Frequencies	Uplink: 5.850 - 6.425 GHz Downlink: 3.625 - 4.200 GHz

Telemetry: 4.198125 H & 4.199625 H GHz
Command: 5.928 H & 6.422 V GHz

Ref.: #7, #15, #226 - update: 21.05.09

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