Spacecraft information: LES-9
| Launched | 14 March 1976 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 8747 |
| COSPAR ID | 1976-023B |
| Observing |
Current orbital elements
| Inclination | 22.307° |
| Eccentricity | 0.00234 |
| RA ascending node | 2.492 hr |
| Argument perigee | 181.573° |
| Mean anomaly | 42.061° |
| Orbital period | 1436.070 min |
| Epoch of osculation | 21 May 2026, 08:19 |
Derived Quantities
| Min Altitude | 35694.6 km |
| Mean Altitude | 35793.2 km |
| Peak Altitude | 35891.8 km |
Orbital History
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