Spacecraft information: COSMOS 1900
| Launched | 11 December 1987 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18665 |
| COSPAR ID | 1987-101A |
| Observing |
Current orbital elements
| Inclination | 66.082° |
| Eccentricity | 0.00315 |
| RA ascending node | 17.185 hr |
| Argument perigee | 163.445° |
| Mean anomaly | 196.769° |
| Orbital period | 98.926 min |
| Epoch of osculation | 26 Mar 2026, 09:52 |
Derived Quantities
| Min Altitude | 692.1 km |
| Mean Altitude | 714.4 km |
| Peak Altitude | 736.8 km |
Orbital History
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