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COSMOS 2135
Launch Details
| Launched | 25 February 1991 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21130 |
| COSPAR ID | 1991-013A |
| Observing |
Current orbital elements
| Inclination | 82.828° |
| Eccentricity | 0.00671 |
| RA ascending node | 8.305 hr |
| Argument perigee | 111.695° |
| Mean anomaly | 249.137° |
| Orbital period | 104.442 min |
| Epoch of osculation | 28 Jun 2025, 14:27 |
Derived Quantities
| Min Altitude | 926.2 km |
| Mean Altitude | 975.4 km |
| Peak Altitude | 1024.7 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.
Launched alongside
SL-8 R/B