Spacecraft information: ARIANE 5 R/B
| Launched | 9 December 1999 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | France |
| NORAD ID | 25990 |
| COSPAR ID | 1999-066B |
| Observing |
Current orbital elements
| Inclination | 71.466° |
| Eccentricity | 0.59562 |
| RA ascending node | 20.230 hr |
| Argument perigee | 111.649° |
| Mean anomaly | 0.401° |
| Orbital period | 2604.012 min |
| Epoch of osculation | 08 Aug 2026, 15:54 |
Derived Quantities
| Min Altitude | 18982.8 km |
| Mean Altitude | 56327.3 km |
| Peak Altitude | 93671.8 km |
Launched alongside
XMM-NEWTONOrbital History
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