year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 09, 27, 04, 18,  121.384949,   49.886841,   8,  55,  303.219513,    5.709219,   622,  1983
 2020, 09, 27, 04, 18,  121.602638,   50.025475,   8,  55,  303.044769,    5.755413,   636,  1961
 2020, 09, 27, 04, 18,  123.196884,   50.580376,   8,  38,  304.153809,    5.082286,   674,  1811
 2020, 09, 27, 04, 18,  121.668579,   50.483063,   8,  48,  301.634705,    4.838615,   700,  1937
 2020, 09, 27, 04, 18,  122.489609,   50.650272,   8,  64,  307.408325,    6.556540,   702,  1866