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Shiyan 12-01, 02 (SY 12-01, 02)

SY 12-01 and 02 (Shiyan 12-01 and 02, also referred by HOTS, High Orbit Test Satellite before launch) is a pair of Chinese satellites of unknown purpose.

The satellites were launched in late 2021 on a CZ-7A.

Nation: China
Type / Application: ?
Contractors: ?
Propulsion: ?
Power: solar arrays, batteries
Orbit: GEO (planned)
Satellite COSPAR Date LS Launch Vehicle Remarks
Shiyan 12-01 (SY 12-01) 2021-129A 23.12.2021 We LC-201 CZ-7A with Shiyan 12-02
Shiyan 12-02 (SY 12-02) 2021-129B 23.12.2021 We LC-201 CZ-7A with Shiyan 12-01

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