year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 16, 05, 32,  123.085503,   64.495499,   9,  83,  325.047882,   26.130613,     3,   355
 2020, 07, 16, 05, 32,  123.085922,   64.507149,   8,  67,  311.779205,   10.993991,     4,   355
 2020, 07, 16, 05, 32,  123.067154,   64.507278,   8,  68,  310.957764,   10.812990,     4,   356
 2020, 07, 16, 05, 32,  129.286850,   64.399666,   9, 100,  387.484863,  420.171631,     9,    86
 2020, 07, 16, 05, 32,  129.261688,   64.400879,   9, 100,  416.975281,  818.478027,     9,    87
 2020, 07, 16, 05, 32,  129.238632,   64.401993,   9,  87,  330.718994,   66.585289,     9,    88
 2020, 07, 16, 05, 32,  129.297333,   64.413048,   9,  88,  332.380463,   74.739777,    10,    86
 2020, 07, 16, 05, 32,  129.270340,   64.414337,   9,  98,  354.609772,  165.539474,    10,    87
 2020, 07, 16, 05, 32,  129.305191,   64.404144,   8,  44,  303.968414,   16.582735,    18,    85
 2020, 07, 16, 05, 32,  129.278702,   64.405487,   8,  75,  421.841400,  910.835449,    18,    86
 2020, 07, 16, 05, 32,  129.254715,   64.406693,   8,  75,  401.898468,  591.141785,    18,    87
 2020, 07, 16, 05, 32,  129.234253,   64.407722,   8,  52,  309.235138,   21.790716,    18,    88
 2020, 07, 16, 05, 32,  122.840736,   64.819580,   8,  57,  315.691040,   15.408792,    45,   368
 2020, 07, 16, 05, 32,  122.821922,   64.819626,   8,  50,  308.082336,    7.591830,    45,   369
 2020, 07, 16, 05, 32,  122.830444,   64.830055,   8,  45,  312.947784,   11.188519,    53,   368
 2020, 07, 16, 05, 32,  123.249901,   64.838737,   8,  57,  315.081635,   13.298752,    54,   346
 2020, 07, 16, 05, 32,  123.232719,   64.850586,   9,  90,  336.048737,   43.132545,    55,   347
 2020, 07, 16, 05, 32,  123.234032,   64.862274,   8,  78,  327.594391,   28.429886,    56,   347
 2020, 07, 16, 05, 32,  123.213638,   64.862427,   9, 100,  362.184479,  112.715385,    56,   348
 2020, 07, 16, 05, 32,  123.214607,   64.874100,   9,  92,  339.962158,   51.246895,    57,   348
 2020, 07, 16, 05, 32,  123.194862,   64.874252,   8,  72,  327.196869,   26.013815,    57,   349
 2020, 07, 16, 05, 32,  123.175041,   64.874374,   9, 100,  360.951080,  106.780602,    57,   350
 2020, 07, 16, 05, 32,  123.155151,   64.874519,   8,  50,  322.216522,   17.745625,    57,   351
 2020, 07, 16, 05, 32,  123.175179,   64.886063,   9, 100,  373.943909,  156.349457,    58,   350
 2020, 07, 16, 05, 32,  123.155663,   64.886185,   9, 100,  360.052673,  101.049622,    58,   351
 2020, 07, 16, 05, 32,  123.156998,   64.897850,   9, 100,  404.728729,  345.073273,    59,   351
 2020, 07, 16, 05, 32,  123.137482,   64.897964,   9, 100,  375.071411,  161.995209,    59,   352
 2020, 07, 16, 05, 32,  122.872398,   64.899277,   9,  98,  355.352753,   90.130653,    59,   366
 2020, 07, 16, 05, 32,  122.853424,   64.899353,   9,  82,  322.332123,   22.596361,    59,   367
 2020, 07, 16, 05, 32,  122.892014,   64.910774,   9,  85,  328.047546,   28.037642,    60,   365
 2020, 07, 16, 05, 32,  122.872932,   64.910843,   9, 100,  396.802551,  281.782043,    60,   366
 2020, 07, 16, 05, 32,  122.853912,   64.910919,   9,  92,  341.646576,   53.767208,    60,   367
 2020, 07, 16, 05, 32,  123.148079,   64.896179,   8,  75,  390.501984,  248.396317,    66,   351
 2020, 07, 16, 05, 32,  122.882767,   64.898338,   8,  63,  324.213226,   23.986498,    66,   365
 2020, 07, 16, 05, 32,  122.863739,   64.898491,   8,  70,  340.986633,   53.487823,    66,   366
 2020, 07, 16, 05, 32,  123.149719,   64.907837,   9, 100,  365.363922,  125.493515,    67,   351
 2020, 07, 16, 05, 32,  123.130211,   64.908005,   8,  66,  337.739197,   44.668816,    67,   352
 2020, 07, 16, 05, 32,  122.883286,   64.909927,   9, 100,  376.487244,  168.332764,    67,   365
 2020, 07, 16, 05, 32,  122.864174,   64.910065,   9, 100,  391.216522,  247.368988,    67,   366
 2020, 07, 16, 05, 32,  123.075157,   64.931770,   7,  25,  318.748535,   16.183950,    69,   355
 2020, 07, 16, 05, 32,  123.057030,   64.943550,   9, 100,  381.448456,  194.865936,    70,   356
 2020, 07, 16, 05, 32,  123.038086,   64.943687,   9,  93,  342.289062,   57.076321,    70,   357