year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 21, 07, 33,   69.116501,   41.267044,   8,  72,  320.203064,   19.769894,   212,  2549
 2020, 08, 21, 07, 33,   77.399506,   43.414665,   8,  79,  328.319763,   11.932003,   264,  1797
 2020, 08, 21, 07, 33,   77.387527,   43.419621,   8,  67,  324.968781,    9.681417,   265,  1798
 2020, 08, 21, 07, 33,   73.220779,   43.157478,   9,  85,  336.075592,   26.953382,   343,  2156
 2020, 08, 21, 07, 33,   73.217781,   43.165058,   8,  78,  329.889374,   17.406796,   344,  2156
 2020, 08, 21, 07, 33,   81.266922,   46.217865,   8,  63,  322.329285,   13.983095,   591,  1325
 2020, 08, 21, 07, 33,   75.140427,   45.368912,   8,  45,  322.963593,    8.721883,   607,  1927
 2020, 08, 21, 07, 33,   75.143463,   45.370281,   8,  77,  326.842377,   12.809980,   608,  1926
 2020, 08, 21, 07, 33,   71.087120,   44.849098,   9, 100,  447.949677,  562.530945,   652,  2262
 2020, 08, 21, 07, 33,   71.077003,   44.846821,   9, 100,  375.986115,  108.909210,   652,  2263
 2020, 08, 21, 07, 33,   71.154221,   44.872917,   8,  60,  320.282654,    9.060160,   653,  2255
 2020, 08, 21, 07, 33,   71.144150,   44.870667,   8,  76,  328.104858,   17.002419,   653,  2256
 2020, 08, 21, 07, 33,   71.083565,   44.857075,   9, 100,  390.260803,  162.646698,   653,  2262
 2020, 08, 21, 07, 33,   71.073402,   44.854786,   9, 100,  396.568939,  189.561020,   653,  2263
 2020, 08, 21, 07, 33,   71.063263,   44.852516,   8,  48,  325.892395,   10.428337,   653,  2264
 2020, 08, 21, 07, 33,   71.140587,   44.878620,   8,  75,  369.307587,   89.123726,   654,  2256
 2020, 08, 21, 07, 33,   71.130524,   44.876369,   8,  73,  354.720825,   54.868408,   654,  2257
 2020, 08, 21, 07, 33,   71.143898,   44.876892,   8,  74,  357.484161,   60.991337,   657,  2255
 2020, 08, 21, 07, 33,   71.133850,   44.874596,   8,  75,  364.716217,   77.443398,   657,  2256
 2020, 08, 21, 07, 33,   71.130318,   44.882534,   9,  87,  339.257324,   28.774456,   658,  2256
 2020, 08, 21, 07, 33,   71.096565,   44.883572,   8,  69,  327.706085,   13.306990,   659,  2259
 2020, 08, 21, 07, 33,   71.082901,   44.889221,   9,  84,  335.532135,   21.465651,   660,  2260