Telstar 4 (also called Telstar 402R and Telstar 403) was a communications satellite owned by AT&T Corporation.
| Mission type | Communication |
|---|---|
| Operator | AT&T |
| COSPAR ID | 1995-049A |
| SATCAT no. | 23670 |
| Mission duration | 12 years (planned) |
| Spacecraft properties | |
| Bus | AS-7000 |
| Manufacturer | Lockheed Martin |
| Launch mass | 3,410 kilograms (7,520 lb) |
| Start of mission | |
| Launch date | September 24, 1995, 00:06 UTC |
| Rocket | Ariane-42L H10-3 |
| Launch site | Kourou ELA-2 |
| End of mission | |
| Last contact | September 19, 2003 |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Geostationary |
| Longitude | 89° W |
Telstar 4 was successfully launched into space on September 24, 1995, by means of an Ariane-42L vehicle from the Kourou Space Center, French Guiana. It had a launch mass of 3,410 kg.
Telstar 4 stopped operating on September 19, 2003, after a short circuit in the primary power bus.[1]
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