About IUE
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 10637U 78012A 26059.23652250 -.00000003 00000-0 00000-0 0 9996
2 10637 36.9907 290.0697 1465772 265.4448 285.6999 1.00058384127985
Epoch: Feb 28, 2026 •
Age: 75 hours
Current Status
Altitude 38450.2 km
Velocity 2.89 km/s
Sub-Earth Point 21.29°N,
133.29°W
Launch Date Jan 26, 1978
Age 48 years
Type other
Technical Details
Classification Payload
Mass 434.00 kg
Dry Mass 407.00 kg
Total Mass 671.00 kg
Length 4.20 m
Diameter 1.40 m
Span 4.30 m
Shape Cyl + Box + 2 Pan
Manufacturer GSFC
Bus Type IUE
Phase Status In Orbit
Owner/State GSFC/ESA/US
Large Constellations
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