year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 12, 11, 01, 21,   13.094830,   12.915832,   9,  86,  322.266968,   27.333860,   278,  2850
 2020, 12, 11, 01, 21,   13.092421,   12.904444,   8,  66,  323.149811,   26.979589,   279,  2850
 2020, 12, 11, 01, 21,   13.081952,   12.894669,   8,  53,  333.603363,   41.624687,   280,  2849
 2020, 12, 11, 01, 21,   13.090027,   12.893057,   8,  78,  334.774567,   42.778618,   280,  2850
 2020, 12, 11, 01, 21,   13.071520,   12.884901,   7,  29,  308.254425,   12.478895,   281,  2848
 2020, 12, 11, 01, 21,   13.079577,   12.883277,   9, 100,  356.319794,   98.568985,   281,  2849
 2020, 12, 11, 01, 21,   13.087667,   12.881662,   9,  94,  342.122192,   59.326981,   281,  2850
 2020, 12, 11, 01, 21,   13.095760,   12.880038,   8,  68,  326.055725,   30.633842,   281,  2851
 2020, 12, 11, 01, 21,   13.069129,   12.873518,   9, 100,  326.125427,   33.566780,   282,  2848
 2020, 12, 11, 01, 21,   13.077211,   12.871894,   9, 100,  370.714325,  152.450790,   282,  2849
 2020, 12, 11, 01, 21,   13.085270,   12.870266,   8,  71,  320.560791,   25.123383,   282,  2850
 2020, 12, 11, 01, 21,   13.093378,   12.868639,   8,  47,  308.131989,   12.857406,   282,  2851
 2020, 12, 11, 01, 21,   -1.813717,   14.652903,   8,  75,  308.689148,   12.012363,   391,  1024
 2020, 12, 11, 01, 21,   -3.043782,   14.744675,   8,  79,  310.232147,    9.049986,   403,   872
 2020, 12, 11, 01, 21,   -3.045177,   14.736132,   8,  70,  307.151550,    7.625256,   404,   872
 2020, 12, 11, 01, 21,    5.978135,   13.284664,   9, 100,  343.585236,   45.260925,   417,  2022
 2020, 12, 11, 01, 21,    5.986689,   13.283224,   8,  61,  304.548889,    6.853533,   417,  2023
 2020, 12, 11, 01, 21,   -2.927211,   13.390177,   9,  98,  318.916931,   16.932152,   601,   920
 2020, 12, 11, 01, 21,    6.153033,   11.946753,   7,  18,  300.128815,    5.387513,   610,  2077
 2020, 12, 11, 01, 21,    6.758024,   11.820664,   8,  61,  304.573181,    9.054743,   613,  2142
 2020, 12, 11, 01, 21,    5.863539,   11.912518,   8,  30,  300.559570,    5.359993,   621,  2046
 2020, 12, 11, 01, 21,    5.872305,   11.911014,   8,  53,  303.143890,    6.818202,   621,  2047