Spacecraft information: SKYNET 4D
| Launched | 9 January 1998 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United Kingdom |
| NORAD ID | 25134 |
| COSPAR ID | 1998-002A |
| Observing |
Current orbital elements
| Inclination | 12.861° |
| Eccentricity | 0.00058 |
| RA ascending node | 0.688 hr |
| Argument perigee | 175.842° |
| Mean anomaly | 199.442° |
| Orbital period | 1452.245 min |
| Epoch of osculation | 25 Aug 2026, 04:27 |
Derived Quantities
| Min Altitude | 36084.7 km |
| Mean Altitude | 36109.2 km |
| Peak Altitude | 36133.7 km |
Orbital History
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