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Yaogan-31 04

Launch Time
Sat Mar 13, 2021 02:19 UTC


Long March 4C
Status: Active
Price: $64.68 million
Liftoff Thrust: 2,993 kN
Payload to LEO: 4,200 kg
Payload to GTO: 1,500 kg
Stages: 3
Strap-ons: 0
Rocket Height: 46.97 m
Fairing Diameter: 3.8 m
Fairing Height: 11.74 m

Mission Details

Yaogan-31 04

The Yaogan-31 satellites are Chinese military satellites, launched in triplets, similar to the American NOSS system. They are equipped with two solar panels each. This constellation is used for ELINT (Electronic Intelligence). The Yaogan-31 satellites are also followed on their orbit by the Yaogan-34 observation satellites, used to confirm or complete the observation made by the Yaogan-31 triplet.

Payloads: 3
Total Mass: 2,250 kg
Low Earth Orbit


Site 9401 (SLS-2), Jiuquan Satellite Launch Center, China



21st orbital launch attempt

Long March 4C

32nd mission
3rd mission of 2021
30th successful mission
6th consecutive successful mission