About Tianmu 1-21
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 58662U 23208C 25324.31499295 .00012317 00000-0 41467-3 0 9999
2 58662 97.4378 77.6435 0006776 351.0890 9.0229 15.30895706105564
Epoch: Nov 20, 2025 •
Age: 6 hours
Current Status
Altitude 488.8 km
Velocity 7.62 km/s
Sub-Earth Point -32.12°S,
4.45°W
Launch Date Dec 27, 2023
Age 1.9 years
Type other
Technical Details
Classification Payload
Mass 50.00 kg
Dry Mass 50.00 kg
Total Mass 50.00 kg
Length 1.50 m
Diameter 1.00 m
Span 1.50 m
Shape Box
Manufacturer TIANMU
Bus Type Tianmu
Phase Status In Orbit
Owner/State TIANMU/CN
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