China has added to its growing network of classified Yaogan series satellites with a pair of Long March rocket launches. A Long March 4C lifted off from the Jiuquan Satellite Launch Center in northwest China at 2:14 p.m. EDT on Sept. 7 (1814 GMT, or 02:14 a.m. Beijing time on Sept. 7). Aboard was Yaogan 33 (03), a third satellite in the Yaogan 33 series of classified Chinese remote sensing satellites, according to the China Aerospace Science and Technology Corporation (CASC). Yaogan 33 (03) will be used for scientific experiments, land resources surveys, crop yield estimation, and disaster prevention and relief, according to Chinese state media. This is a typical description of Yaogan missions, with no details on the satellites made available.