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 | 27888 |
| COSPAR ID | 1977-047L |
| Observing |
Current orbital elements
| Inclination | 60.447° |
| Eccentricity | 0.73930 |
| RA ascending node | 16.662 hr |
| Argument perigee | 50.391° |
| Mean anomaly | 354.343° |
| Orbital period | 712.722 min |
| Epoch of osculation | 02 Feb 2026, 02:35 |
Derived Quantities
| Min Altitude | 519.5 km |
| Mean Altitude | 20059.6 km |
| Peak Altitude | 39599.7 km |
Orbital History
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