Spacecraft information: ERS-1
| 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 | 98.788° |
| Eccentricity | 0.00318 |
| RA ascending node | 5.995 hr |
| Argument perigee | 191.685° |
| Mean anomaly | 168.360° |
| Orbital period | 100.038 min |
| Epoch of osculation | 12 Mar 2026, 14:48 |
Derived Quantities
| Min Altitude | 744.8 km |
| Mean Altitude | 767.4 km |
| Peak Altitude | 790.1 km |
Orbital History
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