Lunar Image Data Preprocessing and Quality Evaluation of CCD Stereo Camera on Chang'E-2

Chang'E-2 was launched on October 1st 2010,inaugurating the second phase of a three-step moon mission which will culminate in a soft-landing on the moon.After half a year's exploring,the globe image data of 7 m resolution had been acquired by CCD stereo camera on Chang'E-2.The image data acquiring and preprocessing,data format and quality are recommended,which are helpful for lunar scientists to understand and make use of these image data products,and to extract information for studying lunar science.