year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 16, 05, 20,  106.370506,   17.552578,   9,  81,  320.970764,   28.169142,   182,  2992
 2020, 07, 16, 05, 20,  106.359947,   17.550238,   9,  85,  328.046692,   41.734295,   182,  2993
 2020, 07, 16, 05, 20,  104.987831,   18.615334,   8,  55,  304.683594,   10.840748,   388,  3082
 2020, 07, 16, 05, 20,  110.434296,   20.111391,   8,  57,  313.252258,   12.230073,   430,  2450
 2020, 07, 16, 05, 20,  110.435913,   20.115635,   8,  41,  311.813232,   10.260938,   435,  2449
 2020, 07, 16, 05, 20,  110.425880,   20.113619,   8,  50,  312.845520,   11.805904,   435,  2450
 2020, 07, 16, 05, 20,  110.415833,   20.111603,   8,  33,  311.672607,   10.422921,   435,  2451
 2020, 07, 16, 05, 20,  107.334381,   21.174356,   9,  84,  333.564667,   37.179337,   682,  2765
 2020, 07, 16, 05, 20,  107.327263,   21.172815,   8,  65,  309.724976,    9.819120,   682,  2766
 2020, 07, 16, 05, 20,  108.435608,   21.714340,   8,  58,  304.212830,    4.886743,   728,  2592
 2020, 07, 16, 05, 20,  114.074448,   23.043453,   7,  25,  316.442719,    8.605783,   764,  1980