year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 09, 12, 05, 43,  121.961555,   56.701279,   8,  70,  310.147064,   15.668006,   135,   253
 2020, 09, 12, 05, 43,  121.941429,   56.701416,   9,  99,  357.514343,  125.349503,   135,   254
 2020, 09, 12, 05, 43,  121.917130,   56.701572,   8,  68,  309.197235,   15.109752,   135,   255
 2020, 09, 12, 05, 43,  122.043594,   56.762428,   8,  39,  320.816193,   26.753195,   140,   248
 2020, 09, 12, 05, 43,  122.027435,   56.762508,   8,  52,  327.739349,   37.357563,   140,   249
 2020, 09, 12, 05, 43,  122.010551,   56.762604,   8,  57,  334.803772,   50.480434,   140,   250
 2020, 09, 12, 05, 43,  121.993172,   56.762691,   9,  80,  329.959473,   43.218792,   140,   251
 2020, 09, 12, 05, 43,  122.034569,   56.766582,   8,  74,  321.497467,   30.256586,   148,   248
 2020, 09, 12, 05, 43,  122.018135,   56.766731,   8,  76,  324.380737,   34.139175,   148,   249
 2020, 09, 12, 05, 43,  122.001030,   56.766876,   9,  91,  338.251404,   62.584808,   148,   250
 2020, 09, 12, 05, 43,  122.730072,   57.208241,   8,  62,  305.929596,   12.500757,   215,   208
 2020, 09, 12, 05, 43,   89.809784,   55.142517,   9,  86,  329.301910,   37.681187,   500,  2443
 2020, 09, 12, 05, 43,   90.403465,   55.474762,   8,  68,  309.253693,   13.311779,   521,  2394
 2020, 09, 12, 05, 43,   90.389427,   55.470982,   8,  71,  310.959839,   14.451902,   521,  2395
 2020, 09, 12, 05, 43,   89.991028,   55.511040,   8,  30,  300.307129,    6.576915,   540,  2415