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 | 27887 |
| COSPAR ID | 1977-047K |
| Observing |
Current orbital elements
| Inclination | 63.615° |
| Eccentricity | 0.65635 |
| RA ascending node | 17.003 hr |
| Argument perigee | 10.351° |
| Mean anomaly | 39.462° |
| Orbital period | 727.557 min |
| Epoch of osculation | 27 Nov 2025, 12:41 |
Derived Quantities
| Min Altitude | 2837.5 km |
| Mean Altitude | 20425.1 km |
| Peak Altitude | 38012.7 km |
Orbital History
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