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 | 27884 |
| COSPAR ID | 1977-047G |
| Observing |
Current orbital elements
| Inclination | 59.971° |
| Eccentricity | 0.74369 |
| RA ascending node | 14.367 hr |
| Argument perigee | 65.932° |
| Mean anomaly | 352.047° |
| Orbital period | 713.357 min |
| Epoch of osculation | 15 May 2026, 19:07 |
Derived Quantities
| Min Altitude | 407.5 km |
| Mean Altitude | 20075.3 km |
| Peak Altitude | 39743.1 km |
Orbital History
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