year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 09, 05, 20, 02,  121.819115,   61.401337,   9,  88,  314.115387,   23.616951,    86,  2884
 2020, 09, 05, 20, 02,  121.832710,   61.395691,   7,  11,  302.879822,   12.394466,    86,  2885
 2020, 09, 05, 20, 02,   79.950226,   68.521393,   9,  95,  317.361969,   18.907001,   133,   600
 2020, 09, 05, 20, 02,   83.617500,   68.414291,   9, 100,  322.082672,   33.795208,   133,   743
 2020, 09, 05, 20, 02,   80.177513,   68.486160,   9, 100,  327.488770,   27.626228,   136,   614
 2020, 09, 05, 20, 02,   83.251556,   67.597771,   8,  47,  302.119415,   13.703925,   260,   740
 2020, 09, 05, 20, 02,   83.042755,   67.281868,   8,  35,  300.930298,   13.235365,   309,   736
 2020, 09, 05, 20, 02,   79.047226,   67.298424,   8,  57,  303.754822,   10.807721,   324,   559
 2020, 09, 05, 20, 02,   79.063667,   67.298164,   8,  60,  304.363037,   11.122519,   324,   560