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 | 9.149° |
| Eccentricity | 0.00077 |
| RA ascending node | 3.894 hr |
| Argument perigee | 157.129° |
| Mean anomaly | 2.906° |
| Orbital period | 1453.294 min |
| Epoch of osculation | 11 Dec 2025, 21:12 |
Derived Quantities
| Min Altitude | 36096.7 km |
| Mean Altitude | 36129.7 km |
| Peak Altitude | 36162.6 km |
Launched alongside
BLOCK DM-SL R/BOrbital History
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