year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 08, 04, 35,  122.421906,   40.699825,   9,  83,  328.011566,   16.314352,   281,  1844
 2020, 07, 08, 04, 35,  122.721558,   40.840176,   8,  65,  319.379456,    6.788098,   294,  1809
 2020, 07, 08, 04, 35,  123.358475,   41.397743,   8,  73,  318.109009,    7.354640,   360,  1724
 2020, 07, 08, 04, 35,  123.349228,   41.396225,   8,  65,  316.992065,    6.390594,   360,  1725
 2020, 07, 08, 04, 35,  123.313492,   41.567127,   8,  54,  317.100067,    6.267216,   386,  1722
 2020, 07, 08, 04, 35,  123.758942,   41.843620,   9,  83,  328.947418,   11.118678,   416,  1666
 2020, 07, 08, 04, 35,  123.288918,   41.829731,   8,  78,  330.214600,   12.187922,   425,  1715
 2020, 07, 08, 04, 35,  123.134254,   41.825130,   8,  53,  315.528564,    6.487857,   428,  1731
 2020, 07, 08, 04, 35,  119.071426,   41.646854,   8,  35,  315.344452,    6.044717,   512,  2104
 2020, 07, 08, 04, 35,  123.365166,   42.475735,   8,  41,  323.605927,    7.374148,   518,  1683
 2020, 07, 08, 04, 35,  119.951866,   41.877285,   8,  62,  313.347778,    6.781612,   519,  2026
 2020, 07, 08, 04, 35,  120.376045,   42.472191,   8,  60,  323.328613,    8.575771,   594,  1968