Yunhai-2

Chinese weather satellite group

Yunhai-2 is a Chinese meteorological satellite constellation developed by the Chinese military. The satellites reportedly use the Global Navigation Satellite System Radio Occultation (GNSS-RO) to collect atmospheric data for weather prediction and for ionosphere, climate and gravity research. The satellites are built by the Shanghai Academy of Space Technology (SAST) before being transported to Jiuquan for launch.

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