year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 06, 17, 04, 29,  125.546227,   44.015991,   8,  67,  320.895599,    5.681071,    61,  1567
 2020, 06, 17, 04, 29,  123.557411,   44.087196,   8,  52,  318.391754,    5.579752,   118,  1760
 2020, 06, 17, 04, 29,  123.473045,   44.093891,   8,  52,  316.652313,    4.444427,   121,  1768
 2020, 06, 17, 04, 29,  123.456818,   44.112103,   8,  52,  318.307709,    4.786236,   124,  1769
 2020, 06, 17, 04, 29,  123.425354,   44.113770,   8,  63,  319.237152,    5.688774,   125,  1772
 2020, 06, 17, 04, 29,  123.177490,   44.386482,   8,  66,  320.192993,    5.464964,   171,  1785
 2020, 06, 17, 04, 29,  123.421516,   44.564869,   8,  47,  316.752289,    3.973529,   191,  1755
 2020, 06, 17, 04, 29,  123.381920,   44.598186,   8,  63,  317.731659,    5.092200,   197,  1757
 2020, 06, 17, 04, 29,  124.549690,   45.224316,   8,  51,  311.529114,    4.967467,   261,  1620
 2020, 06, 17, 04, 29,  121.106178,   44.784252,   8,  64,  315.579376,    4.502150,   283,  1956
 2020, 06, 17, 04, 29,  122.989479,   45.263351,   8,  76,  322.886749,    9.761317,   304,  1768
 2020, 06, 17, 04, 29,  122.899879,   45.248032,   8,  43,  319.653473,    6.947593,   304,  1777
 2020, 06, 17, 04, 29,  122.987244,   45.269966,   8,  74,  321.258179,    8.842813,   305,  1768
 2020, 06, 17, 04, 29,  122.977295,   45.268280,   8,  32,  314.077271,    4.401335,   305,  1769
 2020, 06, 17, 04, 29,  122.937500,   45.261475,   8,  60,  317.658173,    7.299365,   305,  1773
 2020, 06, 17, 04, 29,  122.927521,   45.259781,   8,  31,  315.173462,    5.471276,   305,  1774
 2020, 06, 17, 04, 29,  122.935234,   45.268101,   9,  82,  328.733093,   14.861371,   306,  1773
 2020, 06, 17, 04, 29,  123.336891,   45.349773,   8,  52,  314.873810,    5.659946,   308,  1732
 2020, 06, 17, 04, 29,  121.669708,   45.410282,   8,  74,  321.239380,    8.107791,   359,  1883
 2020, 06, 17, 04, 29,  121.720146,   45.625095,   8,  62,  314.436829,    5.088185,   389,  1870
 2020, 06, 17, 04, 29,  121.996620,   46.114483,   8,  40,  315.465485,    4.548810,   453,  1826
 2020, 06, 17, 04, 29,  123.073029,   46.619743,   8,  59,  310.936249,    3.578578,   500,  1707
 2020, 06, 17, 04, 29,  123.675591,   47.277088,   9,  87,  334.579132,   18.556499,   582,  1625