Spacecraft information: COSMOS 911
| Launched | 24 May 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10019 |
| COSPAR ID | 1977-039A |
| Observing |
Current orbital elements
| Inclination | 82.946° |
| Eccentricity | 0.00257 |
| RA ascending node | 10.203 hr |
| Argument perigee | 47.019° |
| Mean anomaly | 324.469° |
| Orbital period | 104.695 min |
| Epoch of osculation | 26 May 2026, 07:34 |
Derived Quantities
| Min Altitude | 968.4 km |
| Mean Altitude | 987.3 km |
| Peak Altitude | 1006.2 km |
Launched alongside
SL-8 R/BOrbital History
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