Spacecraft information: SL-3 DEB
| Launched | 27 October 1974 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15521 |
| COSPAR ID | 1974-083C |
| Observing |
Current orbital elements
| Inclination | 81.215° |
| Eccentricity | 0.00540 |
| RA ascending node | 15.989 hr |
| Argument perigee | 263.253° |
| Mean anomaly | 125.800° |
| Orbital period | 102.151 min |
| Epoch of osculation | 24 Apr 2026, 07:42 |
Derived Quantities
| Min Altitude | 828.6 km |
| Mean Altitude | 867.6 km |
| Peak Altitude | 906.7 km |
Orbital History
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