Spacecraft information: COSMOS 1634
| Launched | 13 March 1985 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15597 |
| COSPAR ID | 1985-022A |
| Observing |
Current orbital elements
| Inclination | 82.936° |
| Eccentricity | 0.00344 |
| RA ascending node | 19.008 hr |
| Argument perigee | 299.021° |
| Mean anomaly | 89.245° |
| Orbital period | 104.703 min |
| Epoch of osculation | 15 Mar 2026, 13:54 |
Derived Quantities
| Min Altitude | 962.4 km |
| Mean Altitude | 987.7 km |
| Peak Altitude | 1013.0 km |
Launched alongside
SL-8 R/BOrbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.