year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 03, 19, 05, 12,  118.400345,   37.412399,   8,  56,  303.564789,    3.956029,     6,  1373
 2021, 03, 19, 05, 12,  118.695084,   37.761253,   8,  42,  300.798615,    2.792346,    52,  1332
 2021, 03, 19, 05, 12,  126.364769,   38.511005,   8,  78,  317.550354,   25.525991,    53,   641
 2021, 03, 19, 05, 12,  127.400291,   38.582859,   8,  52,  302.426849,    7.109597,    54,   511
 2021, 03, 19, 05, 12,  127.392838,   38.582455,   8,  59,  304.522644,    8.274384,    54,   512
 2021, 03, 19, 05, 12,  126.301300,   38.537392,   8,  61,  305.110321,   10.502041,    56,   645
 2021, 03, 19, 05, 12,  122.119316,   39.327961,   9,  84,  325.794495,   19.689472,   228,   991
 2021, 03, 19, 05, 12,  121.762329,   39.309204,   8,  55,  303.936432,    7.447674,   230,  1023
 2021, 03, 19, 05, 12,  121.987373,   39.725529,   8,  58,  304.205597,    5.422133,   290,   995
 2021, 03, 19, 05, 12,  121.879822,   40.920895,   8,  37,  319.326630,   12.922296,   470,   977
 2021, 03, 19, 05, 12,  121.851669,   40.976067,   7,  24,  327.962006,   18.569080,   477,   979
 2021, 03, 19, 05, 12,  121.922607,   41.022804,   8,  49,  311.526245,    8.570376,   485,   970
 2021, 03, 19, 05, 12,  121.913033,   41.021919,   9,  85,  326.887634,   20.586515,   485,   971
 2021, 03, 19, 05, 12,  122.994698,   41.161182,   8,  58,  304.074463,    6.135257,   490,   864
 2021, 03, 19, 05, 12,  121.819603,   41.062717,   8,  65,  307.008636,    6.862376,   491,   980
 2021, 03, 19, 05, 12,  122.620735,   41.145725,   7,  29,  300.126373,    4.542952,   492,   899
 2021, 03, 19, 05, 12,  121.818298,   41.070854,   7,  23,  301.599548,    3.800462,   492,   980
 2021, 03, 19, 05, 12,  124.496361,   41.721287,   8,  52,  302.413177,    9.250648,   556,   731
 2021, 03, 19, 05, 12,  123.574051,   42.153244,   8,  41,  301.643066,    5.833485,   633,   796
 2021, 03, 19, 05, 12,  123.572845,   42.162273,   8,  51,  302.273529,    6.517263,   634,   796
 2021, 03, 19, 05, 12,  125.687477,   42.726959,   8,  65,  307.433533,    9.133382,   698,   635