year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 01, 23, 05, 43,  111.226334,   35.183270,   8,  78,  318.351654,   12.658577,   237,  1358
 2021, 01, 23, 05, 43,  110.505867,   35.178196,   8,  60,  304.804382,    5.780047,   251,  1437
 2021, 01, 23, 05, 43,  111.252419,   35.489590,   8,  67,  308.672516,    7.966800,   282,  1346
 2021, 01, 23, 05, 43,  110.832443,   35.627884,   8,  65,  307.052734,    7.087523,   311,  1387
 2021, 01, 23, 05, 43,  110.988579,   35.669937,   8,  35,  300.322693,    4.136596,   314,  1369
 2021, 01, 23, 05, 43,  112.786537,   36.214115,   9,  83,  324.954498,   22.480085,   361,  1173
 2021, 01, 23, 05, 43,  109.264160,   35.789501,   8,  46,  301.349396,    4.728550,   368,  1556
 2021, 01, 23, 05, 43,  107.326782,   35.865345,   8,  49,  301.810211,    6.194775,   424,  1771
 2021, 01, 23, 05, 43,  110.835480,   36.519688,   8,  54,  302.953827,    5.181033,   443,  1360
 2021, 01, 23, 05, 43,  113.924080,   37.465679,   8,  61,  305.427277,   10.313152,   530,  1048
 2021, 01, 23, 05, 43,  113.822037,   37.486637,   8,  58,  309.056793,   11.322872,   534,  1056
 2021, 01, 23, 05, 43,  113.832832,   37.495667,   8,  39,  305.668976,    8.857433,   535,  1055
 2021, 01, 23, 05, 43,  113.096779,   38.219227,   8,  55,  303.148895,    7.620232,   654,  1101
 2021, 01, 23, 05, 43,  113.100624,   38.219265,   8,  57,  303.786865,    8.392742,   656,  1100