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ERS-1
Launch Details
| Launched | 16 July 1991 |
| Flight ended | – |
| Status | Non-operational |
| Category |
Assorted bright
|
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | European Space Agency |
| NORAD ID | 21574 |
| COSPAR ID | 1991-050A |
| Observing |
Current orbital elements
| Inclination | 98.792° |
| Eccentricity | 0.00319 |
| RA ascending node | 13.555 hr |
| Argument perigee | 184.922° |
| Mean anomaly | 175.166° |
| Orbital period | 100.055 min |
| Epoch of osculation | 15 Jul 2025, 02:08 |
Derived Quantities
| Min Altitude | 745.4 km |
| Mean Altitude | 768.2 km |
| Peak Altitude | 791.0 km |
Orbital History
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