year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 09, 04, 23,  123.202812,   64.822899,   8,  50,  311.059998,    5.883086,     4,  1228
 2020, 07, 09, 04, 23,  123.179947,   64.827812,   9,  81,  328.103668,   18.850010,     5,  1229
 2020, 07, 09, 04, 23,  123.161407,   64.825768,   9,  87,  373.417328,   99.751686,     5,  1230
 2020, 07, 09, 04, 23,  123.097397,   64.833511,   8,  63,  312.849548,    8.568717,     7,  1233
 2020, 07, 09, 04, 23,  123.078957,   64.831459,   8,  71,  322.733215,   15.675218,     7,  1234
 2020, 07, 09, 04, 23,  123.093140,   64.840469,   8,  77,  338.208954,   30.309694,     8,  1233
 2020, 07, 09, 04, 23,  123.074669,   64.838402,   8,  68,  341.263977,   34.049278,     8,  1234
 2020, 07, 09, 04, 23,  126.358429,   65.396240,   9,  84,  334.336243,   35.020504,    42,  1066
 2020, 07, 09, 04, 23,  127.046120,   65.529289,   8,  75,  315.109467,   13.347038,    54,  1035
 2020, 07, 09, 04, 23,  125.128098,   65.415405,   9,  98,  356.914246,   72.912865,    61,  1119
 2020, 07, 09, 04, 23,  126.332108,   65.533508,   7,   0,  380.493225,  159.531540,    62,  1064
 2020, 07, 09, 04, 23,  126.307808,   65.531380,   7,   0,  353.070312,   71.121315,    62,  1065
 2020, 07, 09, 04, 23,  126.324936,   65.528572,   8,  75,  383.916321,  174.179779,    64,  1064
 2020, 07, 09, 04, 23,  126.321396,   65.536232,   8,  72,  349.462402,   64.530563,    65,  1064
 2020, 07, 09, 04, 23,  125.074722,   65.456108,   8,  72,  312.915405,    8.841928,    69,  1120
 2020, 07, 09, 04, 23,  125.091949,   65.465485,   9,  98,  355.481628,   67.923912,    70,  1119
 2020, 07, 09, 04, 23,  125.070747,   65.463501,   9,  87,  330.973145,   26.065565,    70,  1120
 2020, 07, 09, 04, 23,  116.504013,   64.385582,   9,  94,  360.282593,   52.590359,    72,  1616
 2020, 07, 09, 04, 23,  125.122589,   65.491699,   9,  81,  322.418427,   17.496027,    73,  1117
 2020, 07, 09, 04, 23,  125.101196,   65.489685,   9,  90,  336.317230,   34.858200,    73,  1118
 2020, 07, 09, 04, 23,  125.079765,   65.487633,   8,  69,  318.526672,   13.354911,    73,  1119
 2020, 07, 09, 04, 23,  116.498558,   64.391876,   9,  87,  394.135834,  136.272629,    73,  1616
 2020, 07, 09, 04, 23,  125.096947,   65.497040,   9,  91,  350.822571,   58.378918,    74,  1118
 2020, 07, 09, 04, 23,  116.493111,   64.398163,   8,  32,  319.828156,    7.924458,    74,  1616
 2020, 07, 09, 04, 23,  116.509392,   64.449814,   9,  83,  349.862274,   37.345188,    81,  1612
 2020, 07, 09, 04, 23,  116.494179,   64.447342,   8,  52,  324.722900,   11.501996,    81,  1613
 2020, 07, 09, 04, 23,  116.503929,   64.456100,   8,  69,  333.812988,   19.864704,    82,  1612
 2020, 07, 09, 04, 23,  126.851875,   65.902008,   8,  50,  308.216583,   10.776402,   113,  1034
 2020, 07, 09, 04, 23,  122.988319,   65.630966,   9,  92,  355.595154,   58.614819,   125,  1211
 2020, 07, 09, 04, 23,  124.591896,   65.819847,   9,  83,  324.696930,   19.496635,   130,  1131
 2020, 07, 09, 04, 23,  124.600685,   65.843880,   9,  85,  327.657745,   21.805313,   133,  1130
 2020, 07, 09, 04, 23,  123.050476,   65.686600,   9, 100,  369.521484,   92.704277,   133,  1206
 2020, 07, 09, 04, 23,  124.524376,   65.859711,   9, 100,  362.442444,   83.731102,   136,  1133
 2020, 07, 09, 04, 23,  122.742615,   65.713058,   7,   0,  365.255127,   79.946243,   141,  1220
 2020, 07, 09, 04, 23,  122.595871,   65.848267,   9,  84,  326.724335,   19.039761,   164,  1222
 2020, 07, 09, 04, 23,  124.613808,   66.108170,   8,  70,  326.181030,   18.774309,   171,  1122
 2020, 07, 09, 04, 23,   96.524223,   60.425571,   8,  43,  304.046967,   12.819085,   246,  2847
 2020, 07, 09, 04, 23,   96.511185,   60.420448,   8,  60,  318.912415,   27.510178,   246,  2848
 2020, 07, 09, 04, 23,  121.847473,   66.342934,   9,  83,  325.451447,   15.806890,   248,  1240
 2020, 07, 09, 04, 23,  121.935379,   66.397560,   9,  85,  336.323975,   25.598892,   254,  1234
 2020, 07, 09, 04, 23,  119.389053,   66.229797,   8,  78,  336.244751,   22.936859,   275,  1366
 2020, 07, 09, 04, 23,  119.371613,   66.227539,   9,  96,  351.234283,   42.082287,   275,  1367
 2020, 07, 09, 04, 23,  119.401367,   66.238632,   7,   0,  362.582123,   61.558220,   276,  1365
 2020, 07, 09, 04, 23,  119.383835,   66.236359,   9,  87,  411.155396,  221.100800,   276,  1366
 2020, 07, 09, 04, 23,  119.366325,   66.234100,   9,  87,  448.537476,  465.895355,   276,  1367
 2020, 07, 09, 04, 23,  119.555847,   66.338455,   9,  88,  342.254272,   33.459167,   287,  1353
 2020, 07, 09, 04, 23,  119.564156,   66.341393,   8,  59,  317.989594,   11.591705,   288,  1352
 2020, 07, 09, 04, 23,  119.546394,   66.339127,   7,   0,  333.135651,   24.236258,   288,  1353
 2020, 07, 09, 04, 23,  119.472122,   67.090851,   8,  77,  316.329254,   10.069509,   397,  1324
 2020, 07, 09, 04, 23,  119.453468,   67.088516,   9,  94,  370.438141,   84.736687,   397,  1325
 2020, 07, 09, 04, 23,  119.434875,   67.086197,   9,  84,  353.120728,   48.941788,   397,  1326
 2020, 07, 09, 04, 23,  119.416306,   67.083862,   7,   0,  307.883789,    5.186301,   397,  1327
 2020, 07, 09, 04, 23,  119.448029,   67.095169,   9,  84,  350.343384,   44.437943,   398,  1325
 2020, 07, 09, 04, 23,  109.803757,   65.860985,   9,  83,  349.846375,   44.331738,   445,  1882
 2020, 07, 09, 04, 23,  109.796036,   65.867226,   9,  80,  342.665070,   33.245483,   446,  1882
 2020, 07, 09, 04, 23,  109.779091,   65.863777,   8,  75,  367.738464,   78.014961,   446,  1883
 2020, 07, 09, 04, 23,  109.762199,   65.860321,   7,   0,  360.482117,   64.278648,   446,  1884
 2020, 07, 09, 04, 23,  109.788315,   65.873436,   8,  73,  328.450134,   17.850025,   447,  1882
 2020, 07, 09, 04, 23,  109.771370,   65.870003,   8,  74,  356.679352,   54.929367,   447,  1883
 2020, 07, 09, 04, 23,  109.779373,   65.873062,   8,  64,  332.420837,   22.267090,   448,  1882
 2020, 07, 09, 04, 23,  121.826324,   67.999939,   9,  80,  319.784393,   13.625135,   490,  1182
 2020, 07, 09, 04, 23,  121.804634,   67.997673,   8,  68,  337.060944,   32.330284,   490,  1183
 2020, 07, 09, 04, 23,  127.671921,   68.716774,   8,  65,  313.577759,    9.276251,   523,   922
 2020, 07, 09, 04, 23,  108.169662,   66.525604,   8,  58,  312.881866,    7.482831,   580,  1915
 2020, 07, 09, 04, 23,  108.305771,   67.195564,   9,  85,  355.113647,   54.551754,   665,  1866
 2020, 07, 09, 04, 23,  108.297363,   67.201706,   9, 100,  405.238800,  203.302307,   666,  1866
 2020, 07, 09, 04, 23,  108.282127,   67.271240,   8,  54,  304.865112,    4.205946,   676,  1862
 2020, 07, 09, 04, 23,  108.205521,   67.294884,   8,  47,  303.209320,    4.136018,   681,  1864
 2020, 07, 09, 04, 23,  127.940971,   69.904907,   9,  81,  321.650757,   19.272346,   699,   881
 2020, 07, 09, 04, 23,  127.918419,   69.903595,   9,  82,  323.460022,   20.748655,   699,   882
 2020, 07, 09, 04, 23,  108.193970,   67.517365,   8,  74,  313.722900,    8.191266,   711,  1850
 2020, 07, 09, 04, 23,  107.410866,   67.766319,   8,  56,  303.429688,    3.854690,   765,  1868