year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 15, 18, 16,  113.154228,   61.544846,   7,  27,  300.434723,   11.905796,   188,  1009
 2020, 08, 15, 18, 16,  113.175926,   61.543118,   8,  68,  306.298584,   15.961616,   188,  1010
 2020, 08, 15, 18, 16,  112.806595,   61.350739,   9, 100,  359.430542,   73.002579,   221,   992
 2020, 08, 15, 18, 16,  112.803780,   61.342693,   9, 100,  339.238495,   39.145023,   222,   992
 2020, 08, 15, 18, 16,  112.798683,   61.344059,   9, 100,  325.125763,   23.721258,   225,   992
 2020, 08, 15, 18, 16,  112.813271,   61.342884,   9,  97,  318.671021,   18.399178,   225,   993
 2020, 08, 15, 18, 16,   97.354530,   60.844048,   8,  43,  301.603729,   20.692709,   356,   121
 2020, 08, 15, 18, 16,   96.220314,   60.437870,   8,  70,  307.015228,   31.875761,   408,    74
 2020, 08, 15, 18, 16,   96.248138,   60.439072,   9, 100,  340.817139,  121.279739,   408,    75
 2020, 08, 15, 18, 16,   96.485085,   60.421322,   9,  94,  316.802399,   47.714466,   410,    84
 2020, 08, 15, 18, 16,   96.512421,   60.422478,   9, 100,  332.453278,   87.760544,   410,    85
 2020, 08, 15, 18, 16,   96.501625,   60.430298,   9, 100,  333.871246,   92.309837,   418,    85
 2020, 08, 15, 18, 16,   98.533455,   59.320076,   9,  92,  315.651794,   36.834480,   589,   170
 2020, 08, 15, 18, 16,   98.527885,   59.320759,   9,  96,  317.837769,   40.370758,   597,   170
 2020, 08, 15, 18, 16,  100.885376,   59.097809,   9,  82,  311.036041,   21.775221,   633,   295
 2020, 08, 15, 18, 16,  100.902390,   59.097889,   9, 100,  331.006012,   51.129414,   633,   296
 2020, 08, 15, 18, 16,  100.919235,   59.097988,   8,  48,  302.267365,   14.225974,   633,   297
 2020, 08, 15, 18, 16,  107.601089,   58.444386,   9,  99,  319.587952,   29.957373,   712,   738
 2020, 08, 15, 18, 16,  107.483826,   58.431026,   8,  69,  306.625366,   16.832222,   714,   732
 2020, 08, 15, 18, 16,  107.580009,   58.426449,   9,  82,  311.304840,   21.072056,   714,   737
 2020, 08, 15, 18, 16,  107.384583,   58.416580,   9,  84,  311.878174,   22.213795,   716,   727
 2020, 08, 15, 18, 16,  107.378273,   58.416607,   8,  56,  303.641571,   14.942283,   721,   727
 2020, 08, 15, 18, 16,  109.233170,   58.160324,   8,  42,  301.585907,    9.952238,   742,   835