Name of Satellite, Alternate Names |
Sirius 1 (SD Radio 1) |
Country of Operator/Owner |
USA |
Operator/Owner |
Sirius Satellite Radio |
Users |
Commercial |
Purpose |
Communications |
Class of Orbit |
Elliptical |
Type of Orbit |
|
Longitude of GEO (degrees) |
0 |
Perigee (km) |
23783 |
Apogee (km) |
47100 |
Eccentricity |
0.278834770338304 |
Inclination (degrees) |
63.3 |
Period (minutes) |
1418.5 |
Launch Mass (kg.) |
3727 |
Dry Mass (kg.) |
1570 |
Power (watts) |
|
Date of Launch |
30-06-2000 |
Expected Lifetime |
15 yrs. |
Contractor |
Space Systems/Loral |
Country of Contractor |
USA |
Launch Site |
Baikonur Cosmodrome |
Launch Vehicle |
Proton K |
COSPAR Number |
2000-035A |
NORAD Number |
26390 |
Comments |
Relay music, news, entertainment directly to motorists in the USA; a fourth satellite is stored on the ground for rapid replacement, if necessary. |