ERS-1 (21574 NORAD) Tracking and Keplerian Element Data
This shows tracking and keplerian element data for the satellite.
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| Element | Value |
| Catalog | 21574 |
| Name | ERS-1 |
| Epoch Orbit | 80427 |
| Epoch Day | 354.03596618 |
| Epoch Year | 2025 |
| RAAN | 5.2731 |
| Inclination | 98.79 |
| Eccentricity | 0.0033008 |
| Argument of Perigee | 79.0197 |
| Mean Anonmoly | 281.47 |
| Mean Motion | 14.39369876 |
| Decay Rate | 2.12E-06 |
| L1 | 1 21574U 91050A 25354.03596618 .00000212 00000+0 82579-4 0 9990 |
| L2 | 2 21574 98.7900 5.2731 0033008 79.0197 281.4700 14.39369876804278 |
Live tracking and technical data element details for ERS-1 (NORAD 21574). ERS-1 can be tracked NOW for your location showing map with azimuth and elevation plus other details from your city location.
IsCatalogInMostPopularTable: catalog: 21574, numindb: 429
Update: records affected: 1
GetName: 21574 ERS-1
Hit Count: updated at: Tue, 20 Jan 2026 18:08:11 GMT