Spacecraft information: COSMOS 909
| Launched | 18 May 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10010 |
| COSPAR ID | 1977-036A |
| Observing |
Current orbital elements
| Inclination | 65.862° |
| Eccentricity | 0.06978 |
| RA ascending node | 3.371 hr |
| Argument perigee | 103.206° |
| Mean anomaly | 264.768° |
| Orbital period | 117.039 min |
| Epoch of osculation | 26 Feb 2026, 09:37 |
Derived Quantities
| Min Altitude | 1001.8 km |
| Mean Altitude | 1554.9 km |
| Peak Altitude | 2108.0 km |
Orbital History
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