Spacecraft information: SL-8 R/B
| Launched | 12 October 1971 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 5555 |
| COSPAR ID | 1971-086J |
| Observing |
Current orbital elements
| Inclination | 74.018° |
| Eccentricity | 0.00756 |
| RA ascending node | 12.574 hr |
| Argument perigee | 165.085° |
| Mean anomaly | 266.274° |
| Orbital period | 117.356 min |
| Epoch of osculation | 02 Feb 2026, 12:29 |
Derived Quantities
| Min Altitude | 1509.2 km |
| Mean Altitude | 1569.2 km |
| Peak Altitude | 1629.2 km |
Launched alongside
COSMOS 444 COSMOS 445 COSMOS 446 COSMOS 447 COSMOS 448 COSMOS 449 COSMOS 450 COSMOS 451 SL-8 DEB SL-8 DEBOrbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.