year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 09, 17, 18, 03,  118.200287,   39.819347,   7,  21,  300.194733,    4.541840,   118,  1662
 2020, 09, 17, 18, 03,  118.093208,   39.802406,   8,  45,  301.908325,    5.468379,   123,  1651
 2020, 09, 17, 18, 03,  118.234138,   39.772655,   8,  48,  302.224060,    5.742783,   124,  1667
 2020, 09, 17, 18, 03,  118.091919,   39.755146,   9,  96,  317.791595,   13.216520,   130,  1653
 2020, 09, 17, 18, 03,  109.743126,   40.625980,   9, 100,  326.729675,   30.392427,   153,   836
 2020, 09, 17, 18, 03,  118.456818,   39.436298,   8,  40,  301.311584,    5.490501,   168,  1703
 2020, 09, 17, 18, 03,  114.102875,   36.585163,   7,  15,  300.073914,    4.823075,   685,  1329