year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 20, 11, 04,   34.352680,    3.400527,   8,  47,  310.931549,    4.921489,    36,  1624
 2020, 08, 20, 11, 04,   29.603628,    3.349226,   8,  69,  309.623260,    6.118874,   137,  2205
 2020, 08, 20, 11, 04,   32.338589,    3.841389,   8,  64,  308.312256,    3.787815,   147,  1884
 2020, 08, 20, 11, 04,   21.553308,    2.175124,   8,  41,  302.193604,    8.753470,   163,  3141
 2020, 08, 20, 11, 04,   21.825361,    2.333566,   8,  35,  303.272980,   10.401350,   171,  3118
 2020, 08, 20, 11, 04,   21.835503,    2.349191,   7,  17,  301.219482,    7.296234,   172,  3117
 2020, 08, 20, 11, 04,   21.823120,    2.347169,   8,  63,  306.727966,   15.042418,   172,  3118
 2020, 08, 20, 11, 04,   21.893721,    2.372594,   8,  38,  301.938629,   10.207500,   173,  3112
 2020, 08, 20, 11, 04,   21.830154,    2.329436,   8,  35,  305.447998,   12.500043,   179,  3117
 2020, 08, 20, 11, 04,   21.827755,    2.343007,   7,  18,  302.795013,    9.435154,   180,  3117
 2020, 08, 20, 11, 04,   27.993017,    4.701468,   8,  56,  303.476318,    4.427420,   376,  2368
 2020, 08, 20, 11, 04,   35.116470,    5.895156,   8,  71,  317.491272,    6.364311,   388,  1440
 2020, 08, 20, 11, 04,   35.332664,    6.307169,   8,  78,  321.954285,   10.542327,   444,  1399
 2020, 08, 20, 11, 04,   35.739967,    6.382214,   8,  64,  311.261719,    5.032950,   446,  1343
 2020, 08, 20, 11, 04,   37.031887,    6.675644,   8,  75,  317.954041,   11.187570,   461,  1176
 2020, 08, 20, 11, 04,   35.335175,    6.436234,   8,  53,  317.276611,    6.681729,   463,  1395
 2020, 08, 20, 11, 04,   35.334110,    6.440607,   7,  26,  312.806793,    3.948932,   464,  1394
 2020, 08, 20, 11, 04,   35.303185,    6.449848,   9,  81,  324.248260,   11.625865,   466,  1398
 2020, 08, 20, 11, 04,   35.296001,    6.448785,   8,  76,  319.634888,    8.212774,   466,  1399
 2020, 08, 20, 11, 04,   35.238159,    6.440216,   8,  62,  310.959015,    4.242909,   466,  1407
 2020, 08, 20, 11, 04,   35.063271,    6.434842,   9,  81,  324.730774,   11.442306,   469,  1431
 2020, 08, 20, 11, 04,   40.739235,    7.265528,   8,  70,  315.914215,   11.592141,   471,   742