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CAS 5B (Chinese Amateur Radio satellite 5B) is a Chinese femtosatellite for amateur radio communication and education.

The satellite features a 90 mm × 80 mm × 50 mm body with body mounted solar cells and a mass of approximately 0.5 kg mass. The only payload is a CW beacon.

CAS 5B will be deployed in orbit by the CAS 5A satellite.

The satellite was originally to be launched in 2018, but the launch has not happened so far.

Nation: China
Type / Application: Education, amateur radio communication, technology
Operator: CAMSAT
Contractors: CAMSAT
Power: Solar cells, batteries
Satellite COSPAR Date LS Launch Vehicle Remarks
CAS 5B - 20xx Jq with ?, CAS 5A

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