year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 11, 05, 05, 21,  117.061752,   23.995569,   8,  72,  313.144409,    6.155214,    63,  1581
 2020, 11, 05, 05, 21,  117.854477,   24.180180,   8,  68,  310.232056,    4.771176,    73,  1474
 2020, 11, 05, 05, 21,  109.318947,   22.870438,   8,  64,  309.260681,   11.839304,   101,  2471
 2020, 11, 05, 05, 21,  115.384575,   24.052391,   8,  64,  307.071289,    3.235823,   110,  1791
 2020, 11, 05, 05, 21,  108.823372,   22.896568,   9,  85,  328.166229,   39.355854,   119,  2513
 2020, 11, 05, 05, 21,  112.695770,   23.838230,   8,  54,  302.920471,    4.965151,   147,  2095
 2020, 11, 05, 05, 21,  110.873909,   23.527636,   8,  73,  313.220032,   11.073102,   151,  2294
 2020, 11, 05, 05, 21,  110.866028,   23.526108,   9,  82,  322.291992,   18.862459,   151,  2295
 2020, 11, 05, 05, 21,  110.960304,   23.652817,   8,  61,  305.123108,    6.064353,   167,  2280
 2020, 11, 05, 05, 21,  114.571754,   24.434189,   8,  63,  306.169617,    4.433994,   186,  1876
 2020, 11, 05, 05, 21,  114.204216,   25.053165,   8,  70,  310.130035,    4.852911,   286,  1899
 2020, 11, 05, 05, 21,  114.446091,   25.208805,   8,  68,  309.078766,    4.713545,   303,  1866
 2020, 11, 05, 05, 21,  116.575417,   25.951546,   8,  64,  306.669891,    4.437965,   363,  1579
 2020, 11, 05, 05, 21,  118.321487,   26.211229,   9,  82,  323.242523,   14.874250,   364,  1356
 2020, 11, 05, 05, 21,  111.336685,   25.098806,   8,  72,  311.628601,   10.181903,   367,  2185
 2020, 11, 05, 05, 21,  111.339714,   25.101915,   8,  66,  307.570831,    6.690020,   370,  2184
 2020, 11, 05, 05, 21,  111.328606,   25.099779,   9,  89,  334.081573,   38.273235,   370,  2185
 2020, 11, 05, 05, 21,  115.493843,   26.991205,   8,  66,  307.776489,    4.828671,   541,  1680
 2020, 11, 05, 05, 21,  118.267311,   27.484228,   8,  78,  317.377411,   11.530193,   554,  1326
 2020, 11, 05, 05, 21,  117.537354,   28.306362,   8,  68,  309.097717,    5.255106,   691,  1387