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CXO
Launch Details
| Launched | 22 July 1999 |
| Flight ended | – |
| Status | Operational |
| Categories |
Space & Earth Science
Active satellites |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 25867 |
| COSPAR ID | 1999-040B |
| Observing |
Current orbital elements
| Inclination | 51.365° |
| Eccentricity | 0.82856 |
| RA ascending node | 8.387 hr |
| Argument perigee | 310.426° |
| Mean anomaly | 0.358° |
| Orbital period | 3809.033 min |
| Epoch of osculation | 16 Sep 2025, 08:24 |
Derived Quantities
| Min Altitude | 7479.6 km |
| Mean Altitude | 74421.3 km |
| Peak Altitude | 141363.0 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.