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Spacecraft information: COSMOS 2146
Launch Details
| Launched | 15 May 1991 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21302 |
| COSPAR ID | 1991-033D |
| Observing |
Current orbital elements
| Inclination | 82.577° |
| Eccentricity | 0.00171 |
| RA ascending node | 3.614 hr |
| Argument perigee | 95.436° |
| Mean anomaly | 264.869° |
| Orbital period | 113.875 min |
| Epoch of osculation | 12 Dec 2025, 05:59 |
Derived Quantities
| Min Altitude | 1398.0 km |
| Mean Altitude | 1411.4 km |
| Peak Altitude | 1424.7 km |
Orbital History
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