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ORBCOMM FM21
Launch Details
| Launched | 22 September 1998 |
| Flight ended | – |
| Status | Non-operational |
| Category |
Orbcomm
|
| Launch site | Eastern Range Airspace |
| Owner | ORBCOMM |
| NORAD ID | 25475 |
| COSPAR ID | 1998-053A |
| Alternative names |
SLOT C1 |
| Observing |
Current orbital elements
| Inclination | 45.007° |
| Eccentricity | 0.00032 |
| RA ascending node | 9.439 hr |
| Argument perigee | 334.177° |
| Mean anomaly | 25.892° |
| Orbital period | 100.182 min |
| Epoch of osculation | 14 Jul 2025, 04:42 |
Derived Quantities
| Min Altitude | 772.0 km |
| Mean Altitude | 774.3 km |
| Peak Altitude | 776.5 km |
Orbital History
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