Name of Satellite, Alternate Names |
Skynet 4C |
Country of Operator/Owner |
United Kingdom |
Operator/Owner |
Intelsat/Paradigm Secure Communications (wholly owned by EADS Astrium) |
Users |
Military |
Purpose |
Communications |
Class of Orbit |
GEO |
Type of Orbit |
|
Longitude of GEO (degrees) |
-1.3 |
Perigee (km) |
35775 |
Apogee (km) |
35797 |
Eccentricity |
0.000260935572634975 |
Inclination (degrees) |
9.43 |
Period (minutes) |
1436.07 |
Launch Mass (kg.) |
1474 |
Dry Mass (kg.) |
850 |
Power (watts) |
1200 |
Date of Launch |
30-08-1990 |
Expected Lifetime |
7 yrs. |
Contractor |
Astrium |
Country of Contractor |
France/UK/Germany |
Launch Site |
Guiana Space Center |
Launch Vehicle |
Ariane 44LP |
COSPAR Number |
1990-079A |
NORAD Number |
20776 |
Comments |
Spare. In March 2010 it was announced that the satellite would supplement communications at Antarctica. |