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MERIDIAN 4
Launch Details
| Launched | 3 May 2011 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 37398 |
| COSPAR ID | 2011-018A |
| Observing |
Current orbital elements
| Inclination | 62.154° |
| Eccentricity | 0.74111 |
| RA ascending node | 7.936 hr |
| Argument perigee | 262.035° |
| Mean anomaly | 16.417° |
| Orbital period | 717.972 min |
| Epoch of osculation | 14 Sep 2025, 16:23 |
Derived Quantities
| Min Altitude | 505.1 km |
| Mean Altitude | 20189.2 km |
| Peak Altitude | 39873.4 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-26 R/B