| Satellite Name |
Sirius 1 (ex Marco Polo 1) |
| Status |
Retired |
| Mission Type |
Communication |
| Orbit |
Geostationary |
| Position |
5.0 ° East |
| Country |
Sweden |
| Operator |
SES S.A. (ex SES Sirius AB) |
| Satellite Manufacturer |
Hughes Aircraft Company |
| Model (BUS) |
HS 376 |
| Launch Vehicle |
Delta 4925 |
| Launch Site |
Cape Canaveral |
| Launch Date |
27.08.1989 |
| Satellite Lifetime |
12 Year (Planned lifetime has expired.) |
| Mass |
1250 Kg |
| Transponders |
Ku Band Transponders : 5
|
| Downlink Frequency |
Unknown |
| Uplink Frequency |
Unknown |
| Beacon Frequency |
Unknown |
| Norad Number |
20193 |
| Cospar Number |
1989-067A |
