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Object data
ERS-1
Check the current position, flight trajectory and orbital parameters for ERS-1 (NORAD 21574). Find out when it will be visible in the sky.
NORAD 21574Bright visual satellitesOrbit
Orbital data
Catalog facts
- Name
- ERS-1
- NORAD ID
- 21574
- Category
- Bright visual satellites
- TLE epoch
- Aug 11, 2026, 11:48 UTC
- Object ID
- 1991-050A
- Object type
- Payload
- Owner
- European Space Agency
- Launch site
- Europe's Spaceport, Kourou, French Guiana
- Launch date
- 1991-07-17
- Operational status
- Nonoperational
- Orbit type
- Orbit
- Orbit center
- Earth
Orbital parameters
Orbit profile
Inclination98.7798°
Eccentricity0.0033
Mean motion14.3955 rev/day
Orbital period100.0 min
Perigee736.4 km
Apogee783.6 km
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