About Shiyan 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 54752U 22172A 26009.84645247 .00010555 00000-0 37897-3 0 9997
2 54752 35.9750 342.8247 0020411 280.1962 79.6470 15.27812438171452
Epoch: Jan 9, 2026 •
Age: 6 hours
Current Status
Altitude 487.0 km
Velocity 7.62 km/s
Sub-Earth Point 21.23°N,
137.65°W
Launch Date Dec 16, 2022
Age 3 years
Type other
Technical Details
Classification Payload
Mass 100.00 kg
Dry Mass 100.00 kg
Total Mass 100.00 kg
Length 1.00 m
Diameter 0.50 m
Span 2.00 m
Shape Box + 2 pan
Manufacturer CAST
Bus Type SJ2013
Phase Status In Orbit
Owner/State CAST/CN
Large Constellations
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