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XM-1
Launch Details
| Launched | 7 May 2001 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Sea Launch Platform (mobile) |
| Owner | United States |
| NORAD ID | 26761 |
| COSPAR ID | 2001-018A |
| Alternative names |
ROLL |
| Observing |
Current orbital elements
| Inclination | 8.167° |
| Eccentricity | 0.00005 |
| RA ascending node | 4.313 hr |
| Argument perigee | 20.741° |
| Mean anomaly | 286.373° |
| Orbital period | 1454.490 min |
| Epoch of osculation | 15 Sep 2025, 06:28 |
Derived Quantities
| Min Altitude | 36150.8 km |
| Mean Altitude | 36153.0 km |
| Peak Altitude | 36155.1 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.
Launched alongside
BLOCK DM-SL R/B