Spacecraft information: COSMOS 2143 DEB
| 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 | 57720 |
| COSPAR ID | 1991-033H |
| Observing |
Current orbital elements
| Inclination | 82.707° |
| Eccentricity | 0.01911 |
| RA ascending node | 23.059 hr |
| Argument perigee | 189.875° |
| Mean anomaly | 169.855° |
| Orbital period | 115.935 min |
| Epoch of osculation | 15 Jun 2026, 21:52 |
Derived Quantities
| Min Altitude | 1354.4 km |
| Mean Altitude | 1505.0 km |
| Peak Altitude | 1655.5 km |
Orbital History
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