作業(3)、number of pixメモ
file || number of pix -------------------------------------------- z_average_sky9-10.data : 68 z_average_sky10-11.data : 72 z_average_sky11-12.data : 68 z_average_sky12-13.data : 92 z_average_sky13-14.data : 96 z_median_sky9-10.data : 68 z_median_sky10-11.data : 72 z_median_sky11-12.data : 68 z_median_sky12-13.data : 92 z_median_sky13-14.data : 96