Spacecraft information: COSMOS 1503
| Launched | 11 October 1983 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 14401 |
| COSPAR ID | 1983-103A |
| Observing |
Current orbital elements
| Inclination | 74.043° |
| Eccentricity | 0.00123 |
| RA ascending node | 18.975 hr |
| Argument perigee | 67.871° |
| Mean anomaly | 292.374° |
| Orbital period | 100.482 min |
| Epoch of osculation | 15 Mar 2026, 13:38 |
Derived Quantities
| Min Altitude | 779.7 km |
| Mean Altitude | 788.5 km |
| Peak Altitude | 797.3 km |
Orbital History
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