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    COSMOS 2503
            Launch Details
            
                
        
                    | Launched | 26 February 2015 | 
| Flight ended | – | 
| Status | Operational | 
| Category | Active satellites | 
| Launch site | Plesetsk Missile and Space Complex, Russia | 
| Owner | Commonwealth of Independent States (former USSR) | 
| NORAD ID | 40420 | 
| COSPAR ID | 2015-009A | 
| Observing | 
Current orbital elements
| Inclination | 97.867° | 
| Eccentricity | 0.00152 | 
| RA ascending node | 23.381 hr | 
| Argument perigee | 314.887° | 
| Mean anomaly | 45.112° | 
| Orbital period | 95.641 min | 
| Epoch of osculation | 30 Oct 2025, 03:13 | 
Derived Quantities
| Min Altitude | 546.1 km | 
| Mean Altitude | 556.7 km | 
| Peak Altitude | 567.2 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-4 R/B