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Spacecraft information: COSMOS 409
Launch Details
| Launched | 27 April 1971 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 5180 |
| COSPAR ID | 1971-038A |
| Observing |
Current orbital elements
| Inclination | 74.003° |
| Eccentricity | 0.00220 |
| RA ascending node | 10.810 hr |
| Argument perigee | 69.577° |
| Mean anomaly | 19.311° |
| Orbital period | 109.270 min |
| Epoch of osculation | 10 Mar 2026, 11:26 |
Derived Quantities
| Min Altitude | 1183.4 km |
| Mean Altitude | 1200.1 km |
| Peak Altitude | 1216.8 km |
Launched alongside
SL-8 R/BOrbital History
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