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SHIYAN-20B (SY-20B)

Chinese Technology Demonstrator (Unusual Orbit) · CAST (China)

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Shiyan-20B, second of the three-satellite Shiyan-20 formation sharing an unusual 60° orbital inclination. Formation-flying triplets in Chinese satellite programs have historically correlated with either signals-triangulation missions or coordinated sensor testing — which purpose this trio serves has not been confirmed.

Its orbit

Orbit
Low Earth Orbitcan appear as a fast-moving star at dawn or dusk
Altitude
491–502 mi (791–808 km)
Inclination
60.0°
One orbit
100.7 minutes14.3 orbits a day
NORAD ID
54700
Int’l designator
2022-169B
Launched
2022

Orbital elements from CelesTrak, as of 23 Sep 2026.

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