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Spacecraft information: COSMOS 618
Launch Details
| Launched | 18 December 1973 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 6986 |
| COSPAR ID | 1973-104B |
| Observing |
Current orbital elements
| Inclination | 74.026° |
| Eccentricity | 0.00281 |
| RA ascending node | 5.526 hr |
| Argument perigee | 242.398° |
| Mean anomaly | 271.040° |
| Orbital period | 115.207 min |
| Epoch of osculation | 26 Mar 2026, 09:21 |
Derived Quantities
| Min Altitude | 1449.9 km |
| Mean Altitude | 1471.9 km |
| Peak Altitude | 1494.0 km |
Launched alongside
COSMOS 617 COSMOS 619 COSMOS 620 COSMOS 621 COSMOS 622 COSMOS 623 COSMOS 624 SL-8 R/BOrbital History
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