Spacecraft information: COSMOS 1581
| Launched | 2 July 1984 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15095 |
| COSPAR ID | 1984-071A |
| Observing |
Current orbital elements
| Inclination | 67.114° |
| Eccentricity | 0.67078 |
| RA ascending node | 2.250 hr |
| Argument perigee | 6.055° |
| Mean anomaly | 359.288° |
| Orbital period | 721.129 min |
| Epoch of osculation | 11 Dec 2025, 02:53 |
Derived Quantities
| Min Altitude | 2398.7 km |
| Mean Altitude | 20267.0 km |
| Peak Altitude | 38135.4 km |
Orbital History
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