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Spacecraft information: SL-8 R/B
Launch Details
| Launched | 9 January 1978 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10591 |
| COSPAR ID | 1978-005J |
| Observing |
Current orbital elements
| Inclination | 74.035° |
| Eccentricity | 0.01442 |
| RA ascending node | 18.266 hr |
| Argument perigee | 76.266° |
| Mean anomaly | 40.378° |
| Orbital period | 117.710 min |
| Epoch of osculation | 12 Dec 2025, 07:00 |
Derived Quantities
| Min Altitude | 1470.4 km |
| Mean Altitude | 1585.2 km |
| Peak Altitude | 1699.9 km |
Launched alongside
COSMOS 975 COSMOS 976 SL-3 R/B COSMOS 977 COSMOS 978 COSMOS 979 COSMOS 980 COSMOS 981 COSMOS 982 COSMOS 983Orbital History
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