Spacecraft information: XM-2
| Launched | 17 March 2001 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Sea Launch Platform (mobile) |
| Owner | United States |
| NORAD ID | 26724 |
| COSPAR ID | 2001-012A |
| Alternative names |
ROCK |
| Observing |
Current orbital elements
| Inclination | 9.272° |
| Eccentricity | 0.00044 |
| RA ascending node | 3.859 hr |
| Argument perigee | 172.660° |
| Mean anomaly | 6.962° |
| Orbital period | 1453.321 min |
| Epoch of osculation | 02 Feb 2026, 10:01 |
Derived Quantities
| Min Altitude | 36111.3 km |
| Mean Altitude | 36130.2 km |
| Peak Altitude | 36149.1 km |
Launched alongside
BLOCK DM-SL R/BOrbital History
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