year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 26, 07, 30,   80.820114,    6.231611,   7,  20,  305.078888,    6.017995,    30,  2446
 2020, 08, 26, 07, 30,   80.821098,    6.235229,   7,   0,  306.133301,    6.888364,    35,  2445
 2020, 08, 26, 07, 30,   81.036888,    6.318563,   8,  70,  312.801758,    7.298361,    40,  2421
 2020, 08, 26, 07, 30,   81.443291,    6.791668,   7,  20,  316.696899,    8.776667,   101,  2364
 2020, 08, 26, 07, 30,   81.466965,    6.804611,   8,  74,  316.701874,    9.813638,   102,  2361
 2020, 08, 26, 07, 30,   81.784370,    7.372266,   9,  87,  333.676361,   24.365202,   179,  2307
 2020, 08, 26, 07, 30,   81.245773,    7.542023,   8,  43,  313.105896,    7.324069,   216,  2366
 2020, 08, 26, 07, 30,   81.244438,    7.550777,   9,  83,  326.661560,   20.890362,   217,  2366
 2020, 08, 26, 07, 30,   81.190987,    7.776046,   8,  71,  317.367188,   10.465526,   251,  2366
 2020, 08, 26, 07, 30,   81.426178,    8.057202,   8,  58,  317.462036,    8.206598,   286,  2331
 2020, 08, 26, 07, 30,   81.427147,    8.059340,   8,  68,  314.568268,    7.965889,   290,  2330
 2020, 08, 26, 07, 30,   81.419067,    8.057952,   8,  53,  311.711578,    5.626113,   290,  2331
 2020, 08, 26, 07, 30,   81.105492,    8.093899,   8,  51,  309.486816,    5.537723,   300,  2367
 2020, 08, 26, 07, 30,   81.260674,    8.408072,   8,  42,  309.293060,    4.595762,   344,  2340
 2020, 08, 26, 07, 30,   79.854721,    8.187317,   8,  72,  313.174805,   11.244557,   346,  2493
 2020, 08, 26, 07, 30,   80.228241,    8.289275,   8,  48,  308.089661,    6.036769,   350,  2455
 2020, 08, 26, 07, 30,   80.134964,    8.256615,   8,  35,  308.429016,    6.440161,   353,  2464
 2020, 08, 26, 07, 30,   79.857475,    8.246473,   8,  64,  309.224670,    8.011444,   357,  2491
 2020, 08, 26, 07, 30,   80.632805,    8.409149,   8,  55,  310.121307,    8.436543,   360,  2410
 2020, 08, 26, 07, 30,   80.379219,    8.408213,   8,  32,  311.844604,    8.187845,   369,  2436
 2020, 08, 26, 07, 30,   80.913696,    8.637124,   9,  84,  328.532471,   23.429989,   388,  2373
 2020, 08, 26, 07, 30,   81.003151,    8.886516,   8,  52,  312.456451,    8.078784,   422,  2356