Spacecraft information: COSMOS 381
| Launched | 1 December 1970 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 4783 |
| COSPAR ID | 1970-102A |
| Observing |
Current orbital elements
| Inclination | 74.033° |
| Eccentricity | 0.00297 |
| RA ascending node | 4.955 hr |
| Argument perigee | 102.774° |
| Mean anomaly | 257.671° |
| Orbital period | 104.724 min |
| Epoch of osculation | 10 May 2026, 06:51 |
Derived Quantities
| Min Altitude | 966.8 km |
| Mean Altitude | 988.7 km |
| Peak Altitude | 1010.5 km |
Orbital History
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