Spacecraft information: RADUGA-1 4
| Launched | 27 February 1999 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 25642 |
| COSPAR ID | 1999-010A |
| Observing |
Current orbital elements
| Inclination | 15.646° |
| Eccentricity | 0.00053 |
| RA ascending node | 0.089 hr |
| Argument perigee | 280.021° |
| Mean anomaly | 80.202° |
| Orbital period | 1437.152 min |
| Epoch of osculation | 20 Jul 2026, 22:07 |
Derived Quantities
| Min Altitude | 35792.1 km |
| Mean Altitude | 35814.4 km |
| Peak Altitude | 35836.6 km |
Orbital History
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