year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 09, 20, 04, 51,  120.141579,   54.556561,   7,  29,  301.955414,    4.103960,   521,  1261
 2020, 09, 20, 04, 51,  120.098999,   54.558754,   8,  55,  315.494232,   10.625530,   522,  1264
 2020, 09, 20, 04, 51,  120.096565,   54.565712,   8,  65,  322.211853,   15.369960,   523,  1264
 2020, 09, 20, 04, 51,  120.104996,   54.581200,   9,  97,  352.752502,   52.922920,   525,  1263
 2020, 09, 20, 04, 51,  120.091621,   54.579605,   9,  92,  341.561707,   35.841721,   525,  1264
 2020, 09, 20, 04, 51,  120.102470,   54.588139,   8,  30,  303.452759,    4.432405,   526,  1263
 2020, 09, 20, 04, 51,  120.154419,   54.615608,   8,  49,  313.242798,    9.795060,   530,  1258
 2020, 09, 20, 04, 51,  120.151756,   54.622555,   9, 100,  365.480347,   80.552101,   531,  1258
 2020, 09, 20, 04, 51,  120.138084,   54.620964,   7,  18,  311.863770,    9.110055,   531,  1259