About TDRS 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 13969U 83026B 26059.81213876 -.00000045 00000-0 00000+0 0 9994
2 13969 8.8505 320.8579 0020490 272.8792 251.6831 0.98743245129293
Epoch: Feb 28, 2026 •
Age: 39 hours
Current Status
Altitude 36305.4 km
Velocity 3.05 km/s
Sub-Earth Point 8.69°N,
29.98°E
Launch Date Apr 4, 1983
Age 42.9 years
Type other
Technical Details
Classification Payload
Mass 2263.00 kg
Dry Mass 1673.00 kg
Total Mass 2263.00 kg
Length 1.30 m
Diameter 2.40 m
Span 17.40 m
Shape Box + Dish + 2 Pan
Manufacturer TRW
Bus Type TDRS
Phase Status In Orbit
Owner/State GSFC/US
Large Constellations
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