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Shi Jian 29B

active

实践二十九号卫星B星

Technology DemonstrationHEOCOSPAR 2025-315CLaunched 12/30/2025

Mission & Launch

Launch Mission: Shijian-29A/B
Launch Vehicle: Long March 7A
Launch Date: 12/30/2025

Orbit & Mass

Orbit Class: HEO
Altitude: 16,610.5 km
Inclination: 19.72 deg
Dry Mass: 600 kg
Total Mass: 1,000 kg

Payload Classification

Mission Type

Technology Demonstration

Payload Category

TECH

Payload Class

D

Organizations

Operator: Military Aerospace Force
Manufacturer: Shanghai Engineering Center for Microsatellites

Registry

COSPAR ID: 2025-315C