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COSMOS 256
Launch Details
| Launched | 29 November 1968 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 3576 |
| COSPAR ID | 1968-106A |
| Observing |
Current orbital elements
| Inclination | 74.048° |
| Eccentricity | 0.00342 |
| RA ascending node | 16.385 hr |
| Argument perigee | 316.765° |
| Mean anomaly | 217.126° |
| Orbital period | 109.350 min |
| Epoch of osculation | 08 Jul 2025, 21:25 |
Derived Quantities
| Min Altitude | 1177.9 km |
| Mean Altitude | 1203.8 km |
| Peak Altitude | 1229.8 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.
Launched alongside
SL-8 R/B