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About Tongxin Jishu Shiyan 21
Group: 3 satellites
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Two-Line Element Set
1 66586U 25269A 26084.90842167 .00001086 00000-0 00000+0 0 9996
2 66586 63.3110 151.4086 6825268 269.3056 18.6838 2.00654387 2506
Epoch: Mar 25, 2026 •
Age: 559 hours
Current Status
Altitude 22750.4 km
Velocity 3.52 km/s
Sub-Earth Point 42.91°N,
15.3°E
Launch Date Nov 21, 2025
Age 0.4 years
Type other
Technical Details
Classification Payload
Mass 4000.00 kg
Dry Mass 2500.00 kg
Total Mass 4000.00 kg
Length 7.00 m
Diameter 4.00 m
Span 30.00 m
Shape Box+ 2 pan+dish
Manufacturer SAST
Bus Type TJS11
Phase Status In Orbit
Owner/State ZZB/SAST/CN
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