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Spacecraft information: SYMPHONIE 1
Launch Details
| Launched | 18 December 1974 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | France/Germany |
| NORAD ID | 7578 |
| COSPAR ID | 1974-101A |
| Observing |
Current orbital elements
| Inclination | 4.921° |
| Eccentricity | 0.00051 |
| RA ascending node | 18.580 hr |
| Argument perigee | 13.755° |
| Mean anomaly | 305.320° |
| Orbital period | 1440.863 min |
| Epoch of osculation | 02 Feb 2026, 01:50 |
Derived Quantities
| Min Altitude | 35865.5 km |
| Mean Altitude | 35887.0 km |
| Peak Altitude | 35908.4 km |
Orbital History
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