year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 12, 19, 08, 17,   73.315773,   19.105547,   9,  84,  329.646362,   15.375973,    13,  1658
 2020, 12, 19, 08, 17,   72.802231,   19.370365,   8,  65,  315.720642,    5.626057,    64,  1716
 2020, 12, 19, 08, 17,   72.801064,   19.377016,   8,  73,  318.670258,    7.322714,    65,  1716
 2020, 12, 19, 08, 17,   76.078354,   20.072817,   8,  74,  319.294312,    9.583196,    97,  1274
 2020, 12, 19, 08, 17,   86.375320,   21.234123,   8,  67,  308.587616,   17.721586,   104,   131
 2020, 12, 19, 08, 17,   81.847328,   20.831123,   9,  81,  323.195648,   28.798204,   105,   655
 2020, 12, 19, 08, 17,   82.945274,   21.312546,   8,  73,  313.670654,    9.834211,   164,   493
 2020, 12, 19, 08, 17,   82.937996,   21.311861,   8,  76,  316.062439,   12.015159,   164,   494
 2020, 12, 19, 08, 17,   84.081169,   21.567413,   8,  71,  311.486389,   12.737025,   184,   347
 2020, 12, 19, 08, 17,   84.343575,   21.707277,   9,  86,  328.610138,   36.568783,   201,   315
 2020, 12, 19, 08, 17,   84.334541,   21.706480,   9,  86,  328.983582,   37.232452,   201,   316
 2020, 12, 19, 08, 17,   75.853226,   20.745840,   8,  67,  315.695984,    6.528893,   201,  1283
 2020, 12, 19, 08, 17,   82.525925,   21.621737,   9,  81,  323.084045,   17.147993,   215,   544
 2020, 12, 19, 08, 17,   84.087273,   21.859209,   8,  71,  311.022980,   12.571270,   230,   340
 2020, 12, 19, 08, 17,   83.480453,   21.850752,   8,  74,  313.446106,   13.215500,   234,   412
 2020, 12, 19, 08, 17,   82.660469,   21.802967,   8,  75,  316.226593,   11.692063,   243,   520
 2020, 12, 19, 08, 17,   82.601974,   21.818939,   9,  82,  323.871857,   18.993059,   245,   528
 2020, 12, 19, 08, 17,   82.387596,   21.809061,   9,  85,  328.183716,   21.805725,   246,   559
 2020, 12, 19, 08, 17,   82.380882,   21.808413,   8,  54,  313.628845,    8.360877,   246,   560
 2020, 12, 19, 08, 17,   82.392029,   21.830629,   8,  68,  310.888123,    6.834242,   248,   558
 2020, 12, 19, 08, 17,   82.459335,   21.889605,   8,  69,  311.133026,    7.604784,   259,   546
 2020, 12, 19, 08, 17,   82.282234,   22.168850,   8,  73,  313.673431,    9.276164,   299,   565
 2020, 12, 19, 08, 17,   82.275513,   22.168182,   8,  73,  313.471954,    8.949888,   299,   566
 2020, 12, 19, 08, 17,   72.767006,   20.990288,   9,  84,  329.347443,   15.511541,   304,  1668
 2020, 12, 19, 08, 17,   70.798813,   20.981106,   9,  86,  331.922607,   19.900290,   349,  1915
 2020, 12, 19, 08, 17,   71.136543,   21.312754,   9,  80,  324.250793,   12.182717,   390,  1864
 2020, 12, 19, 08, 17,   72.685387,   21.709349,   8,  78,  321.642456,   10.255561,   412,  1656
 2020, 12, 19, 08, 17,   75.728157,   22.165834,   9,  88,  333.987946,   25.223806,   414,  1260
 2020, 12, 19, 08, 17,   75.577522,   22.145113,   8,  75,  318.136414,    9.878647,   414,  1278
 2020, 12, 19, 08, 17,   72.676971,   21.754963,   8,  73,  317.102661,    7.405811,   419,  1655
 2020, 12, 19, 08, 17,   75.670525,   22.208273,   9,  80,  323.222198,   13.860776,   422,  1265
 2020, 12, 19, 08, 17,   78.986794,   22.903934,   8,  69,  338.096039,   36.301395,   462,   894
 2020, 12, 19, 08, 17,   78.989258,   22.899277,   8,  69,  340.790161,   40.589592,   465,   893
 2020, 12, 19, 08, 17,   78.788635,   23.000607,   8,  70,  311.979401,    8.528247,   483,   914
 2020, 12, 19, 08, 17,   79.327324,   24.162510,   8,  70,  310.106323,    8.821589,   647,   828
 2020, 12, 19, 08, 17,   83.785881,   25.348768,   8,  65,  307.156555,   11.893168,   762,   310