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Shiyan 4



Shiyan 4, a Chinese research satellite, was launched from Jiuquan on 20 November 2011 at 00:15 UT by a Long March 2D rocket. Shiyuan, also called Shiyuan 4 and Shiyan Weixing-4, is a technology demonstrator satellite and will be used for experimenting with space technologies and environment probe. It is the country's fourth technology experiment satellite.

Alternate Names

    Facts in Brief

    Launch Date: 2011-11-20
    Launch Vehicle: Long March 2D
    Launch Site: Jiuquan, Peoples Republic of China

    Funding Agency

    • Chinese Research Institute of Space Technology (Peoples Republic of China)


    • Technology Applications

    Additional Information

    Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office

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