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Spacecraft information: BLOCK DM-SL R/B
Launch Details
| Launched | 27 March 1999 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Sea Launch Platform (mobile) |
| Owner | Sea Launch |
| NORAD ID | 25662 |
| COSPAR ID | 1999-014B |
| Observing |
Current orbital elements
| Inclination | 1.543° |
| Eccentricity | 0.71860 |
| RA ascending node | 22.885 hr |
| Argument perigee | 310.987° |
| Mean anomaly | 223.677° |
| Orbital period | 641.790 min |
| Epoch of osculation | 20 Dec 2025, 13:05 |
Derived Quantities
| Min Altitude | 564.5 km |
| Mean Altitude | 18275.5 km |
| Peak Altitude | 35986.5 km |
Launched alongside
SEA LAUNCH DEMOOrbital History
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