About PDD Test Mass
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 20564U 90031E 26009.20570303 .00002023 00000-0 21350-3 0 9998
2 20564 89.8477 266.9981 0055172 114.4826 246.2170 14.87804614348436
Epoch: Jan 9, 2026 •
Age: 43 hours
Current Status
Altitude 646.8 km
Velocity 7.52 km/s
Sub-Earth Point -32.64°S,
150.73°E
Launch Date Apr 11, 1990
Age 35.7 years
Type other
Technical Details
Classification Payload
Mass 0.00 kg
Dry Mass 0.00 kg
Total Mass 0.00 kg
Length 0.00 m
Diameter 0.00 m
Span 0.00 m
Manufacturer BALL
Bus Type PDD mass
Phase Status In Orbit
Owner/State AFSSD2/US
Large Constellations
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