year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 02, 16, 04, 51,  117.985809,   31.316910,   8,  60,  305.075989,    9.327049,   247,  2122
 2021, 02, 16, 04, 51,  120.419449,   31.839626,   8,  59,  304.337219,    4.685770,   259,  1865
 2021, 02, 16, 04, 51,  113.821663,   31.279631,   8,  60,  304.688751,   10.619510,   371,  2511
 2021, 02, 16, 04, 51,  118.751350,   32.328281,   8,  76,  316.116455,   14.000018,   374,  2021
 2021, 02, 16, 04, 51,  114.017090,   31.524092,   8,  61,  305.429260,   11.192040,   396,  2489
 2021, 02, 16, 04, 51,  118.883965,   32.623260,   8,  54,  302.878326,    5.110834,   413,  1999
 2021, 02, 16, 04, 51,  117.017052,   32.307194,   8,  54,  303.032928,    7.833010,   420,  2174
 2021, 02, 16, 04, 51,  116.808609,   32.290138,   8,  56,  303.389557,    7.786605,   423,  2191
 2021, 02, 16, 04, 51,  114.749695,   32.095863,   8,  65,  307.062103,   10.932912,   457,  2409
 2021, 02, 16, 04, 51,  117.394012,   32.680794,   8,  66,  307.754578,    9.513829,   462,  2133
 2021, 02, 16, 04, 51,  117.398209,   32.679554,   8,  70,  310.428650,   12.280620,   464,  2132
 2021, 02, 16, 04, 51,  114.392929,   32.089275,   8,  69,  310.081055,   14.197063,   469,  2440
 2021, 02, 16, 04, 51,  113.750557,   32.473526,   8,  41,  303.122650,    8.006297,   542,  2481
 2021, 02, 16, 04, 51,  119.847977,   34.412689,   8,  62,  311.773468,    9.726289,   651,  1839
 2021, 02, 16, 04, 51,  119.839149,   34.411186,   7,  27,  300.116547,    4.401407,   651,  1840