year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 21, 05, 57,  103.799408,   59.235771,   8,  41,  308.287048,    5.869583,     0,  1159
 2020, 08, 21, 05, 57,  106.585579,   59.493832,   8,  68,  318.095215,   11.802433,     1,  1007
 2020, 08, 21, 05, 57,  106.466499,   59.484417,   8,  65,  313.989075,   15.179282,     1,  1013
 2020, 08, 21, 05, 57,  106.748833,   59.514759,   9,  94,  344.956238,   40.324966,     2,   995
 2020, 08, 21, 05, 57,  106.735123,   59.513706,   9,  92,  341.379059,   35.434818,     2,   996
 2020, 08, 21, 05, 57,  106.745766,   59.522755,   8,  61,  308.843842,    6.566729,     3,   995
 2020, 08, 21, 05, 57,  106.732330,   59.521709,   8,  50,  309.922394,    7.162690,     3,   996
 2020, 08, 21, 05, 57,  106.697647,   59.543678,   8,  65,  309.342072,    6.342843,     6,   998
 2020, 08, 21, 05, 57,  103.323479,   59.376644,   8,  32,  316.314636,   10.496902,    27,  1183
 2020, 08, 21, 05, 57,  102.421204,   59.276905,   9,  83,  324.704102,   17.031906,    27,  1240
 2020, 08, 21, 05, 57,  102.412491,   59.297920,   9,  94,  345.127960,   39.712112,    30,  1240
 2020, 08, 21, 05, 57,  102.381508,   59.294361,   9,  84,  325.800415,   17.488022,    30,  1242
 2020, 08, 21, 05, 57,  100.904106,   59.122536,   8,  45,  315.663757,    7.720578,    31,  1342
 2020, 08, 21, 05, 57,  102.419052,   59.304497,   8,  51,  313.313751,    8.606770,    32,  1239
 2020, 08, 21, 05, 57,  100.896660,   59.123756,   8,  76,  321.227264,   12.056739,    32,  1342
 2020, 08, 21, 05, 57,  104.416374,   59.534580,   8,  57,  310.945435,    9.336598,    35,  1117
 2020, 08, 21, 05, 57,  100.844200,   59.138565,   7,  21,  312.415894,    6.547457,    35,  1345
 2020, 08, 21, 05, 57,  100.812492,   59.141693,   8,  56,  312.200989,    7.198101,    36,  1347
 2020, 08, 21, 05, 57,  104.390511,   59.555180,   8,  46,  306.839844,    5.950093,    38,  1118
 2020, 08, 21, 05, 57,  102.485123,   59.378010,   8,  38,  323.851715,   14.809587,    41,  1233
 2020, 08, 21, 05, 57,  102.513130,   59.388531,   9,  81,  321.544830,   13.764964,    42,  1231
 2020, 08, 21, 05, 57,  102.466522,   59.383263,   9,  98,  354.678162,   55.605274,    42,  1234
 2020, 08, 21, 05, 57,  100.567162,   59.153038,   9, 100,  375.655487,   95.136185,    42,  1363
 2020, 08, 21, 05, 57,  100.553085,   59.151215,   9,  96,  349.184204,   42.158352,    42,  1364
 2020, 08, 21, 05, 57,  100.549812,   59.157913,   9,  85,  327.387817,   17.541878,    43,  1364
 2020, 08, 21, 05, 57,  100.507614,   59.152443,   9,  92,  339.545868,   29.596109,    43,  1367
 2020, 08, 21, 05, 57,  100.201042,   59.112240,   8,  76,  315.872559,   10.119697,    43,  1389
 2020, 08, 21, 05, 57,  100.504326,   59.159115,   9,  87,  330.973816,   20.745316,    44,  1367
 2020, 08, 21, 05, 57,  102.423386,   59.407764,   9,  90,  335.939667,   27.065763,    46,  1236
 2020, 08, 21, 05, 57,  102.456451,   59.424202,   7,  27,  313.377655,    6.535286,    49,  1233
 2020, 08, 21, 05, 57,  102.419289,   59.434750,   9,  94,  366.419250,   81.236465,    51,  1235
 2020, 08, 21, 05, 57,  102.403809,   59.432999,   9,  87,  330.495636,   22.214827,    51,  1236
 2020, 08, 21, 05, 57,  102.320267,   59.568848,   8,  66,  310.724884,    8.422084,    72,  1237
 2020, 08, 21, 05, 57,  102.801414,   61.135303,   9,  86,  328.546875,   23.073486,   296,  1163
 2020, 08, 21, 05, 57,  102.815742,   61.144337,   9,  81,  343.459290,   42.775978,   297,  1162
 2020, 08, 21, 05, 57,  102.798309,   61.142544,   9,  94,  368.836151,   97.669113,   297,  1163
 2020, 08, 21, 05, 57,  102.604736,   61.167656,   8,  57,  330.762115,   22.708092,   303,  1173
 2020, 08, 21, 05, 57,   96.527481,   60.424320,   8,  56,  304.802002,    4.878520,   310,  1579
 2020, 08, 21, 05, 57,   96.251167,   60.437412,   8,  75,  359.170593,   55.089577,   318,  1597
 2020, 08, 21, 05, 57,   96.179405,   60.433132,   8,  78,  318.273865,   11.254117,   319,  1602
 2020, 08, 21, 05, 57,   97.422127,   60.766991,   8,  60,  306.580872,    5.643945,   340,  1504
 2020, 08, 21, 05, 57,   97.581306,   60.853436,   8,  62,  307.881897,    6.591542,   349,  1490
 2020, 08, 21, 05, 57,   97.350189,   60.846302,   8,  69,  313.163300,    8.916546,   353,  1505
 2020, 08, 21, 05, 57,  111.086113,   64.519951,   8,  58,  304.130127,   14.679923,   725,   679
 2020, 08, 21, 05, 57,  111.627060,   64.700722,   9,  87,  341.562042,   76.449402,   747,   657
 2020, 08, 21, 05, 57,  111.596985,   64.709900,   8,  79,  324.707153,   41.865002,   748,   658
 2020, 08, 21, 05, 57,  111.570862,   64.709129,   8,  30,  302.015228,   12.957170,   748,   659
 2020, 08, 21, 05, 57,  111.619713,   64.704086,   8,  68,  348.559174,   96.294029,   753,   657
 2020, 08, 21, 05, 57,  123.092918,   64.677933,   8,  41,  301.466400,   14.332934,   762,    82
 2020, 08, 21, 05, 57,  110.769501,   64.787659,   8,  68,  314.420441,   22.093584,   764,   689
 2020, 08, 21, 05, 57,  110.844635,   64.800087,   8,  75,  314.941010,   22.749285,   765,   686
 2020, 08, 21, 05, 57,  110.743294,   64.796570,   8,  74,  313.620514,   21.604805,   765,   690