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Spacecraft information: XM-3
Launch Details
| Launched | 28 February 2005 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Sea Launch Platform (mobile) |
| Owner | United States |
| NORAD ID | 28626 |
| COSPAR ID | 2005-008A |
| Alternative names |
RHYTHM |
| Observing |
Current orbital elements
| Inclination | 0.402° |
| Eccentricity | 0.00059 |
| RA ascending node | 5.590 hr |
| Argument perigee | 304.450° |
| Mean anomaly | 22.728° |
| Orbital period | 1455.258 min |
| Epoch of osculation | 10 Mar 2026, 12:21 |
Derived Quantities
| Min Altitude | 36142.8 km |
| Mean Altitude | 36168.0 km |
| Peak Altitude | 36193.1 km |
Launched alongside
BLOCK DM-SL R/BOrbital History
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