year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 02, 21, 05, 00,  113.673943,   39.775814,   8,  70,  310.211853,    8.581338,     5,  2088
 2021, 02, 21, 05, 00,  120.877296,   40.999912,   8,  55,  303.247833,    4.549576,    11,  1335
 2021, 02, 21, 05, 00,  114.016754,   40.025303,   8,  59,  304.430969,    4.996609,    32,  2051
 2021, 02, 21, 05, 00,  122.052696,   41.418533,   8,  42,  300.816376,    5.070940,    52,  1213
 2021, 02, 21, 05, 00,  115.621002,   40.473595,   8,  72,  311.726379,    7.359440,    53,  1891
 2021, 02, 21, 05, 00,  115.619026,   40.480412,   8,  40,  307.960327,    5.118883,    54,  1891
 2021, 02, 21, 05, 00,  122.029961,   41.474396,   8,  79,  321.434235,   16.267485,    60,  1214
 2021, 02, 21, 05, 00,  122.019142,   41.473095,   7,  23,  308.519531,    7.178057,    60,  1215
 2021, 02, 21, 05, 00,  122.028473,   41.481541,   9,  80,  319.896881,   15.279032,    61,  1214
 2021, 02, 21, 05, 00,  122.017654,   41.480244,   9,  80,  320.320862,   15.615737,    61,  1215
 2021, 02, 21, 05, 00,  113.888741,   40.217674,   8,  59,  304.533783,    5.339917,    62,  2056
 2021, 02, 21, 05, 00,  115.095657,   40.590340,   8,  47,  301.746033,    3.201574,    84,  1936
 2021, 02, 21, 05, 00,  114.174446,   40.511684,   8,  62,  305.743713,    5.443151,    98,  2021
 2021, 02, 21, 05, 00,  122.610008,   41.819584,   8,  53,  302.603577,    6.893030,   102,  1155
 2021, 02, 21, 05, 00,  115.016441,   40.751335,   8,  59,  304.367157,    4.118896,   109,  1938
 2021, 02, 21, 05, 00,  117.924049,   41.281460,   9,  88,  332.147583,   21.229231,   115,  1628
 2021, 02, 21, 05, 00,  117.914955,   41.280048,   9,  94,  345.512207,   35.449081,   115,  1629
 2021, 02, 21, 05, 00,  114.998596,   40.784458,   8,  62,  305.589233,    5.073023,   115,  1938
 2021, 02, 21, 05, 00,  114.459694,   40.720791,   8,  59,  304.309937,    4.246423,   120,  1989
 2021, 02, 21, 05, 00,  114.693230,   40.786678,   8,  52,  302.422607,    4.889162,   123,  1966
 2021, 02, 21, 05, 00,  123.008362,   42.047390,   8,  58,  304.080139,    8.285058,   130,  1117
 2021, 02, 21, 05, 00,  123.361671,   42.169888,   8,  69,  310.014618,   12.391650,   141,  1087
 2021, 02, 21, 05, 00,  123.497787,   42.200016,   8,  55,  303.289551,    8.092312,   143,  1076
 2021, 02, 21, 05, 00,  123.502869,   42.197819,   8,  44,  304.088013,    7.500124,   145,  1075
 2021, 02, 21, 05, 00,  111.228828,   40.298859,   8,  65,  307.179169,    6.841367,   154,  2275
 2021, 02, 21, 05, 00,  123.692169,   42.311516,   9,  93,  342.653473,   53.532265,   157,  1059
 2021, 02, 21, 05, 00,  123.703796,   42.320618,   8,  52,  306.348694,    9.119939,   158,  1058
 2021, 02, 21, 05, 00,  123.690750,   42.319260,   9,  89,  333.613831,   37.932991,   158,  1059
 2021, 02, 21, 05, 00,  123.696732,   42.316338,   9,  98,  354.839691,   79.147446,   160,  1058
 2021, 02, 21, 05, 00,  123.683678,   42.315052,   8,  65,  311.383667,   12.557876,   160,  1059
 2021, 02, 21, 05, 00,  123.660667,   42.367954,   8,  65,  307.465576,   10.352786,   167,  1060
 2021, 02, 21, 05, 00,  124.070755,   42.424984,   8,  63,  306.354156,   11.545702,   169,  1029
 2021, 02, 21, 05, 00,  123.650879,   42.556843,   8,  48,  301.689301,    7.213346,   196,  1057
 2021, 02, 21, 05, 00,  110.425774,   40.462494,   7,  18,  300.202240,    5.001291,   203,  2341
 2021, 02, 21, 05, 00,  110.419250,   40.479210,   8,  59,  305.073486,    7.842507,   205,  2341
 2021, 02, 21, 05, 00,  110.420944,   40.481365,   8,  49,  307.140991,    9.198770,   209,  2340
 2021, 02, 21, 05, 00,  110.771042,   40.579433,   8,  66,  307.924011,    8.196802,   211,  2305
 2021, 02, 21, 05, 00,  109.738716,   40.619930,   8,  66,  307.890839,    9.276348,   249,  2392
 2021, 02, 21, 05, 00,  107.744530,   41.041149,   8,  49,  301.708466,   10.720991,   378,  2521