year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 12, 12, 01, 05,    5.053412,    5.954201,   8,  71,  307.248657,    4.775589,    44,  1501
 2020, 12, 12, 01, 05,    5.052371,    5.947540,   8,  75,  308.481598,    5.379234,    45,  1501
 2020, 12, 12, 01, 05,    6.362265,    5.687901,   8,  72,  307.768127,    6.884135,    53,  1692
 2020, 12, 12, 01, 05,    6.361216,    5.681255,   8,  56,  303.677826,    5.101670,    54,  1692
 2020, 12, 12, 01, 05,    6.514998,    5.656917,   8,  43,  301.618744,    4.687842,    54,  1714
 2020, 12, 12, 01, 05,    6.307903,    5.567969,   8,  58,  303.971832,    5.082898,    72,  1688
 2020, 12, 12, 01, 05,    6.659457,    5.383115,   8,  30,  300.590546,    3.784564,    91,  1742
 2020, 12, 12, 01, 05,    5.887704,    5.431315,   7,  26,  300.368927,    3.167204,   102,  1634
 2020, 12, 12, 01, 05,    4.340520,    5.361911,   9, 100,  334.846832,   23.917366,   148,  1422
 2020, 12, 12, 01, 05,    7.058129,    4.655786,   8,  35,  300.915894,    2.776316,   189,  1818
 2020, 12, 12, 01, 05,    6.079760,    4.663107,   8,  72,  307.482422,    5.548974,   211,  1685
 2020, 12, 12, 01, 05,    7.659849,    4.305238,   9, 100,  343.453888,   38.022850,   227,  1907
 2020, 12, 12, 01, 05,    7.392560,    3.575359,   8,  76,  311.786407,    8.081328,   341,  1894
 2020, 12, 12, 01, 05,    6.825010,    3.144783,   8,  46,  306.514862,    5.157302,   418,  1833