year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 10, 28, 04, 35,  124.455688,   40.478138,   8,  59,  304.345886,    5.526797,   283,  1640
 2020, 10, 28, 04, 35,  123.414101,   40.487480,   8,  54,  302.826996,    4.929654,   309,  1748
 2020, 10, 28, 04, 35,  122.563171,   40.643162,   9,  82,  322.775177,   16.216982,   353,  1828
 2020, 10, 28, 04, 35,  122.599945,   40.966702,   8,  68,  308.734619,    6.796577,   399,  1813
 2020, 10, 28, 04, 35,  122.600624,   40.970432,   8,  67,  308.417572,    6.582498,   400,  1812
 2020, 10, 28, 04, 35,  122.999641,   41.161785,   8,  75,  314.702332,    9.635222,   418,  1765
 2020, 10, 28, 04, 35,  122.997704,   41.168423,   8,  42,  302.921295,    3.877128,   419,  1765
 2020, 10, 28, 04, 35,  123.784340,   41.433449,   8,  72,  312.396057,    9.803683,   439,  1675
 2020, 10, 28, 04, 35,  123.752197,   41.843475,   8,  73,  312.503296,    9.419392,   500,  1663
 2020, 10, 28, 04, 35,  115.377411,   40.363140,   9,  85,  327.013641,   35.579639,   525,  2457
 2020, 10, 28, 04, 35,  115.380898,   40.366508,   8,  79,  319.171997,   24.898743,   530,  2456
 2020, 10, 28, 04, 35,  115.368713,   40.363529,   8,  71,  311.288391,   16.505781,   530,  2457
 2020, 10, 28, 04, 35,  125.228348,   42.304123,   8,  68,  308.983307,    8.453570,   535,  1495
 2020, 10, 28, 04, 35,  125.983086,   42.430656,   8,  49,  301.836395,    5.793341,   538,  1415
 2020, 10, 28, 04, 35,  122.846481,   42.104893,   8,  46,  301.271210,    3.985749,   560,  1745
 2020, 10, 28, 04, 35,  125.804916,   42.601860,   8,  57,  303.779297,    6.486038,   567,  1427
 2020, 10, 28, 04, 35,  113.833481,   40.284794,   8,  69,  309.835327,   11.710888,   570,  2566
 2020, 10, 28, 04, 35,  114.776642,   40.684280,   8,  55,  303.216858,   10.220309,   596,  2488
 2020, 10, 28, 04, 35,  123.650879,   42.508350,   8,  57,  303.867859,    5.588102,   600,  1649
 2020, 10, 28, 04, 35,  132.440140,   44.003510,   8,  59,  304.619812,   10.644998,   669,   817
 2020, 10, 28, 04, 35,  129.277451,   44.239994,   9,  91,  338.046997,   45.549908,   748,  1079