Spacecraft information: COSMOS 1538
| Launched | 20 February 1984 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 14759 |
| COSPAR ID | 1984-019A |
| Observing |
Current orbital elements
| Inclination | 74.040° |
| Eccentricity | 0.00197 |
| RA ascending node | 17.444 hr |
| Argument perigee | 96.779° |
| Mean anomaly | 263.560° |
| Orbital period | 100.386 min |
| Epoch of osculation | 12 Dec 2025, 04:44 |
Derived Quantities
| Min Altitude | 769.9 km |
| Mean Altitude | 784.0 km |
| Peak Altitude | 798.1 km |
Orbital History
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