Spacecraft information: COSMOS 917 DEB
| Launched | 15 June 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 26964 |
| COSPAR ID | 1977-047E |
| Observing |
Current orbital elements
| Inclination | 62.532° |
| Eccentricity | 0.71979 |
| RA ascending node | 21.059 hr |
| Argument perigee | 35.865° |
| Mean anomaly | 355.638° |
| Orbital period | 710.574 min |
| Epoch of osculation | 30 Dec 2025, 09:57 |
Derived Quantities
| Min Altitude | 1020.2 km |
| Mean Altitude | 20006.5 km |
| Peak Altitude | 38992.7 km |
Orbital History
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