year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 28, 04, 56,  114.081528,   22.593782,   8,  69,  313.385010,    7.162243,    21,  2649
 2020, 07, 28, 04, 56,  114.571175,   22.752302,   7,   0,  308.712372,    4.634625,    26,  2571
 2020, 07, 28, 04, 56,  113.192238,   22.913280,   7,  17,  309.970825,    6.165188,    92,  2752
 2020, 07, 28, 04, 56,  113.184685,   22.911604,   8,  34,  309.619720,    6.766912,    92,  2753
 2020, 07, 28, 04, 56,  112.683067,   22.802961,   8,  63,  310.672394,    9.840505,    99,  2816
 2020, 07, 28, 04, 56,  111.641068,   23.831388,   8,  54,  303.310089,    6.114037,   281,  2891
 2020, 07, 28, 04, 56,  119.473557,   25.712641,   8,  64,  320.243561,    8.073957,   322,  1998
 2020, 07, 28, 04, 56,  119.539742,   25.942324,   8,  40,  317.192688,    4.797756,   354,  1984
 2020, 07, 28, 04, 56,  119.347382,   25.922903,   8,  54,  317.263367,    7.952645,   356,  2005
 2020, 07, 28, 04, 56,  115.750931,   25.340557,   8,  65,  312.940948,    6.878933,   372,  2391
 2020, 07, 28, 04, 56,  119.485031,   26.441681,   8,  51,  311.590485,    5.879135,   428,  1975
 2020, 07, 28, 04, 56,  119.312408,   27.072151,   8,  52,  310.180817,    5.455880,   525,  1974
 2020, 07, 28, 04, 56,  118.529465,   27.128736,   8,  69,  312.549286,    5.920424,   554,  2052
 2020, 07, 28, 04, 56,  117.145218,   26.947786,   8,  55,  308.252960,    6.082053,   566,  2183
 2020, 07, 28, 04, 56,  120.386086,   28.137556,   8,  31,  311.727905,    4.578695,   655,  1819
 2020, 07, 28, 04, 56,  121.455078,   28.356585,   8,  50,  314.477631,    4.659346,   662,  1683
 2020, 07, 28, 04, 56,  121.343285,   28.508686,   8,  60,  323.351288,    8.083087,   687,  1692
 2020, 07, 28, 04, 56,  121.237022,   28.552683,   8,  44,  314.561005,    4.073189,   696,  1703
 2020, 07, 28, 04, 56,  121.328964,   28.580908,   8,  66,  323.638916,    7.076634,   698,  1691
 2020, 07, 28, 04, 56,  121.196777,   28.634054,   8,  63,  314.808319,    4.730262,   709,  1705
 2020, 07, 28, 04, 56,  118.105049,   28.399704,   8,  41,  316.413849,    6.858616,   753,  2055