Official name XW-3 (CAS 9)
Alternative name Xi Wang 3
Cospar ID 2021-131B
Norad ID 50466
Launch date 2021-12-26
Launch site TSC
Launch vehicle CZ-4C
Country/Organization China
Type application Amateur radio communication, technology
Operator CAMSAT
RCS size MEDIUM
Decay date ON ORBIT
Period (min) 100.03
Inclination (deg) 98.53
Perigee (km) 758
Apogee (km) 762
Eccentricity 0.00263157894736842
Mean motion (revs. per day) 14.3956812956113
Semi-Major axis (km) 7138.135
Raan (deg) 215.1128
Arg of perigee (deg) 231.7296
Shape Box + 2 Pan + 1 Ant
Mass (kg) 10
Height (m) 0.3
Width (m) 0.1
Depth (m) 0.1
Span (m^2) 1
Contractors CAMSAT
Propulsion None
Configuration CubeSat (6U)
Power Solar cells, batteries

The XW 3 or CAS 9 (Chinese Amateur Radio satellite 9) is a picosatellites for for atmospheric physics experiments and amateur radio missions..

This satellite was built to a 6U CubeSat standard. The functions of the satellite include UHF CW telemetry beacon, GMSK telemetry data transmission, V/U mode linear transponder, a visible light band space camera and an experimental thermoelectric generator for high school students.

Satellite COSPAR Date LS Launch Vehicle Remarks
XW-3 (CAS 9) 2021-131B 2021-12-26 TSC CZ-4C with ZY-1 02E