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ERS 9
Launch Details
| Launched | 18 July 1963 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 635 |
| COSPAR ID | 1963-030B |
| Observing |
Current orbital elements
| Inclination | 88.414° |
| Eccentricity | 0.00451 |
| RA ascending node | 15.351 hr |
| Argument perigee | 309.309° |
| Mean anomaly | 50.376° |
| Orbital period | 167.842 min |
| Epoch of osculation | 13 Sep 2025, 22:33 |
Derived Quantities
| Min Altitude | 3662.8 km |
| Mean Altitude | 3708.2 km |
| Peak Altitude | 3753.7 km |
Orbital History
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