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    COSMOS 397 DEB
            Launch Details
            
                
        
                    | Launched | 24 February 1971 | 
| 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 | 5019 | 
| COSPAR ID | 1971-015N | 
| Observing | 
Current orbital elements
| Inclination | 65.682° | 
| Eccentricity | 0.03881 | 
| RA ascending node | 3.398 hr | 
| Argument perigee | 137.331° | 
| Mean anomaly | 225.864° | 
| Orbital period | 100.732 min | 
| Epoch of osculation | 29 Oct 2025, 12:07 | 
Derived Quantities