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 | 74.045° |
| Eccentricity | 0.00144 |
| RA ascending node | 6.329 hr |
| Argument perigee | 263.135° |
| Mean anomaly | 96.816° |
| Orbital period | 100.484 min |
| Epoch of osculation | 12 Dec 2025, 07:19 |
Derived Quantities
| Min Altitude | 778.4 km |
| Mean Altitude | 788.7 km |
| Peak Altitude | 799.0 km |
Orbital History
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