Spacecraft information: TOPSAT
| Launched | 26 October 2005 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | United Kingdom |
| NORAD ID | 28891 |
| COSPAR ID | 2005-043B |
| Observing |
Current orbital elements
| Inclination | 98.308° |
| Eccentricity | 0.00145 |
| RA ascending node | 20.433 hr |
| Argument perigee | 284.652° |
| Mean anomaly | 75.307° |
| Orbital period | 98.324 min |
| Epoch of osculation | 17 Jun 2026, 08:43 |
Derived Quantities
| Min Altitude | 675.5 km |
| Mean Altitude | 685.7 km |
| Peak Altitude | 695.9 km |
Orbital History
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