EchoStar II
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EchoStar II is a communications satellite operated by EchoStar. Launched in 1996 it was operated in geostationary orbit at a longitude of 148 degrees west for 12 or 15 years.
This article is about the 1990s communications satellite. For the 1960s communications satellite, see Echo 2 (satellite).
Quick Facts Mission type, Operator ...
Mission type | Communications |
---|---|
Operator | EchoStar |
COSPAR ID | 1996-055A |
SATCAT no. | 24313 |
Mission duration | 12 years |
Spacecraft properties | |
Bus | AS-7000 |
Manufacturer | Lockheed Martin |
Launch mass | 2,885 kg (6,360 lb) |
Dry mass | 2,000 kg (4,400 lb) |
Power | 7 kW |
Start of mission | |
Launch date | September 11, 1996, 00:59 (1996-09-11UTC00:59Z) UTC |
Rocket | Ariane-42P H10-3 |
Launch site | Kourou ELA-2 |
End of mission | |
Deactivated | July 14, 2008 (July 14, 2008) |
Orbital parameters | |
Reference system | Geocentric |
Regime | Geostationary |
Longitude | 80° West (current position)[1] |
Semi-major axis | 42,146.0 km (26,188.3 mi)[1] |
Perigee altitude | 35,764.4 km (22,223.0 mi)[1] |
Apogee altitude | 35,787.2 km (22,237.1 mi)[1] |
Inclination | 7.1 degrees[1] |
Period | 1,435.2 minutes[1] |
Epoch | November 28, 2017[1] |
Transponders | |
Band | 16 Ku band |
Frequency | Uplink: 17.3 - 17.8 GHz Downlink: 12.2 - 12.7 GHz |
Bandwidth | 24 MHz |
Coverage area | Contiguous United States |
EIRP | 53 dBW |
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