KNOWPIA
WELCOME TO KNOWPIA
SBS 2 (satellite) 
Summary
SBS 2 was a geostationary communications satellite designed and manufactured by Hughes (now Boeing) on the HS-376 platform. It was ordered by Satellite Business Systems, which later sold it to Hughes Communications. It had a Ku band payload and operated on the 117°W longitude.[2]
| Mission type | Communications |
|---|---|
| Operator | SBS |
| COSPAR ID | 1981-096A |
| SATCAT no. | 12855 |
| Mission duration | 7 years design life |
| Spacecraft properties | |
| Bus | HS-376 |
| Manufacturer | Hughes Space and Communications |
| Launch mass | 550 kilograms (1,210 lb) |
| Start of mission | |
| Launch date | 24 September 1981, 23:09 UTC |
| Rocket | Delta-3910 PAM-D |
| Launch site | Cape Canaveral LC-17A |
| Contractor | NASA |
| End of mission | |
| Disposal | Decommissioned |
| Deactivated | September 1996 |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Geostationary |
| Longitude | 117° W[1] |
| Eccentricity | 0.73679 |
| Perigee altitude | 166 kilometres (103 mi) |
| Apogee altitude | 36,830 kilometres (22,890 mi) |
| Inclination | 27.7° |
| Period | 650.8 minutes |
| Epoch | September 24, 1981 |
| Transponders | |
| Band | 14 Ku band |
Satellite description edit
The spacecraft was designed and manufactured by Hughes on the HS-376 satellite bus. It had a launch mass of 550 kg (1,210 lb), a geostationary orbit and a 7-year design life.[3]
History edit
On September 24, 1981, SDS 2 was finally launched by a Delta-3910 PAM-D from Cape Canaveral at 23:09 UTC.
In April 1996, SDS 2 finally decommissioned and put on a graveyard orbit.[2]
