Spacecraft information: COSMOS 770
| Launched | 23 September 1975 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 8325 |
| COSPAR ID | 1975-089A |
| Observing |
Current orbital elements
| Inclination | 82.958° |
| Eccentricity | 0.00285 |
| RA ascending node | 8.598 hr |
| Argument perigee | 187.119° |
| Mean anomaly | 234.022° |
| Orbital period | 109.107 min |
| Epoch of osculation | 20 Dec 2025, 10:39 |
Derived Quantities
| Min Altitude | 1171.0 km |
| Mean Altitude | 1192.6 km |
| Peak Altitude | 1214.2 km |
Launched alongside
SL-8 R/BOrbital History
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