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Spacecraft information: SL-12 DEB
Launch Details
| Launched | 23 April 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 | 21657 |
| COSPAR ID | 1987-036M |
| Observing |
Current orbital elements
| Inclination | 64.839° |
| Eccentricity | 0.16139 |
| RA ascending node | 20.530 hr |
| Argument perigee | 351.871° |
| Mean anomaly | 5.865° |
| Orbital period | 137.790 min |
| Epoch of osculation | 14 Nov 2025, 01:48 |
Derived Quantities
| Min Altitude | 1039.8 km |
| Mean Altitude | 2466.0 km |
| Peak Altitude | 3892.2 km |
Orbital History
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