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Shiyan 29

active

试验二十九号卫星

Technology DemonstrationGEOCOSPAR 2025-196ALaunched 9/5/2025
Admin Edit
Mission & Launch
Launch Mission
Shiyan 29 Mission
Launch Vehicle
Long March 3C
Launch Date
9/5/2025
Orbit & Mass
Orbit Class
GEO
Altitude
35,787.5 km
Inclination
28.58 deg
Dry Mass
850 kg
Total Mass
1,150 kg
Payload Classification
Mission Type
Technology Demonstration
Payload Category
TECH
Payload Class
D
Organizations
Operator
China National Space Administration (CNSA)
Manufacturer
Chinese Academy of Sciences’ Innovation Academy for Microsatellites
Registry
COSPAR ID
2025-196A
Track
Mentions
1
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

The September 5th Long March 3C mission carried a single satellite, Shiyan-29, to geostationary space directly.

PlanGeneralValue 4.0Sep 5, 2025New Test Satellite Launched From Xichang [Long March 3C/E/YZ-1]