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COSMOS 1903
Launch Details
| Launched | 20 December 1987 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18701 |
| COSPAR ID | 1987-105A |
| Observing |
Current orbital elements
| Inclination | 68.962° |
| Eccentricity | 0.49777 |
| RA ascending node | 15.889 hr |
| Argument perihelion | 121.790° |
| Mean anomaly | 296.287° |
| Orbital period | 718.047 min |
| Epoch of osculation | 31 May 2023, 08:12 |
Derived Quantities
| Min Altitude | 6969.2 km |
| Mean Altitude | 20191.1 km |
| Peak Altitude | 33413.0 km |
Orbital History
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