About ERS-1
Group: 3 satellites
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Live Position
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Upcoming Passes
Altitude History
Altitude vs Time
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Two-Line Element Set
1 21574U 91050A 25325.46513253 .00000367 00000-0 13223-3 0 9990
2 21574 98.7915 335.9869 0032362 161.6085 198.6280 14.39341591800165
Epoch: Nov 21, 2025 •
Age: 10 hours
Current Status
Altitude 767.5 km
Velocity 7.48 km/s
Sub-Earth Point 80.64°N,
117.26°W
Launch Date Jul 17, 1991
Age 34.3 years
Type other
Technical Details
Classification Payload
Mass 2384.00 kg
Dry Mass 2080.00 kg
Total Mass 2384.00 kg
Length 11.80 m
Diameter 2.50 m
Span 11.80 m
Shape Box + Pan
Manufacturer DASAF
Bus Type ESA ERS
Phase Status In Orbit
Owner/State ESA/I-ESA
Large Constellations
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