Table 2. The information of shapefile

Vector map Craters 5 km to 20 km in diameter (60N to 60S, 0 to 90E)
Base map Monochromatic (643 nm) LROC WAC morphologic map with a resolution of 100 meters/pixel
Scale The crater rim is digitized 1:250,000 and 1:500,000
Coordinate system IAU Moon 2000 Geographic Coordinate System : –180 to 180 and 0 to 360 longitude domains- 180 domain: LROC_5TO20KM_CRATERS_0TO90E_180- 360 domain: LROC_5TO20KM_CRATERS_0TO90E_360
Adopted from NASA with public domain [8].