year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 19, 18, 29,  111.674629,   37.194958,   8,  52,  302.887695,    4.896615,    51,  1734
 2020, 07, 19, 18, 29,  111.823456,   37.135399,   8,  56,  303.673645,    4.918734,    56,  1752
 2020, 07, 19, 18, 29,  111.702225,   36.712818,   8,  51,  302.782318,    4.861838,   121,  1754
 2020, 07, 19, 18, 29,  113.112579,   36.457645,   8,  46,  301.968262,    5.388649,   122,  1911
 2020, 07, 19, 18, 29,  111.327087,   35.896843,   8,  47,  302.161469,    4.329207,   250,  1742
 2020, 07, 19, 18, 29,  110.726891,   35.642406,   8,  62,  304.954193,    5.092683,   302,  1684