year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 10, 11, 04, 44,  118.242798,    1.557301,   7,  28,  301.369720,   12.038358,   188,  3024
 2020, 10, 11, 04, 44,  117.446632,    2.182762,   7,  16,  300.864716,    7.774834,   309,  3081
 2020, 10, 11, 04, 44,  117.098991,    2.308996,   8,  31,  300.174042,    7.601930,   339,  3107
 2020, 10, 11, 04, 44,  125.440033,    5.744273,   8,  50,  311.682007,    7.867424,   643,  2075