year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 17, 02, 11,  131.632111,   63.536484,   8,  58,  334.001404,   53.998878,    62,  2500
 2020, 08, 17, 02, 11,  131.612991,   63.530117,   8,  60,  338.944122,   64.619919,    62,  2501
 2020, 08, 17, 02, 11,  131.626663,   63.534195,   9,  83,  351.900421,   93.264938,    67,  2500
 2020, 08, 17, 02, 11,  131.632614,   63.548393,   7,  27,  335.159454,   47.564140,    68,  2499
 2020, 08, 17, 02, 11,  131.638626,   63.562588,   9, 100,  362.585358,  131.014114,    69,  2498
 2020, 08, 17, 02, 11,  131.619705,   63.556221,   8,  76,  342.630127,   65.470909,    69,  2499
 2020, 08, 17, 02, 11,  131.581635,   63.543373,   8,  73,  322.588379,   29.031872,    69,  2501
 2020, 08, 17, 02, 11,  131.599716,   63.585976,   8,  49,  318.807343,   23.491329,    72,  2498
 2020, 08, 17, 02, 11,  131.586823,   63.593796,   8,  31,  314.591400,   18.685230,    73,  2498
 2020, 08, 17, 02, 11,  131.455338,   63.633499,   7,  17,  300.421997,    7.704802,    85,  2500
 2020, 08, 17, 02, 11,  131.423065,   63.634811,   8,  78,  317.970154,   26.003820,    86,  2501
 2020, 08, 17, 02, 11,  131.287903,   63.625843,   8,  65,  306.979980,   13.961679,    89,  2506
 2020, 08, 17, 02, 11,  130.603195,   64.050957,   8,  71,  311.251526,   17.906607,   168,  2503
 2020, 08, 17, 02, 11,  130.584793,   64.044670,   8,  62,  307.818298,   14.938607,   168,  2504
 2020, 08, 17, 02, 11,  129.399963,   63.738792,   8,  70,  310.771057,   22.280476,   182,  2557
 2020, 08, 17, 02, 11,  129.617294,   63.966335,   8,  54,  309.733124,   17.426620,   199,  2538
 2020, 08, 17, 02, 11,  129.596619,   63.959003,   8,  37,  301.627777,   10.309513,   199,  2539
 2020, 08, 17, 02, 11,  129.652634,   64.042786,   8,  61,  305.147400,   13.996622,   204,  2533
 2020, 08, 17, 02, 11,  129.650787,   64.037262,   7,  18,  300.929901,    9.648232,   209,  2533
 2020, 08, 17, 02, 11,  129.496872,   64.119667,   8,  30,  300.751801,   10.847069,   225,  2533