year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 10, 27, 06, 25,  103.419327,    1.695230,   8,  49,  307.843353,    2.844819,    52,  1774
 2020, 10, 27, 06, 25,  104.053932,    2.001483,   9,  93,  344.759369,   31.407787,    83,  1677
 2020, 10, 27, 06, 25,  104.052933,    2.008129,   9,  83,  328.412292,   14.953616,    84,  1677
 2020, 10, 27, 06, 25,  103.204254,    2.000556,   8,  45,  309.104828,    2.665456,   102,  1794
 2020, 10, 27, 06, 25,  102.208954,    2.424604,   8,  69,  312.810272,    5.137450,   187,  1912
 2020, 10, 27, 06, 25,  102.487480,    2.676358,   8,  69,  312.437866,    5.676465,   218,  1869
 2020, 10, 27, 06, 25,   98.088135,    2.223155,   8,  49,  304.888977,    4.363707,   251,  2395
 2020, 10, 27, 06, 25,   98.079346,    2.221779,   8,  42,  305.429596,    4.605424,   251,  2396
 2020, 10, 27, 06, 25,  103.298630,    3.082874,   8,  51,  305.422607,    3.007222,   260,  1748
 2020, 10, 27, 06, 25,  101.536407,    2.833078,   8,  66,  315.210876,    7.701273,   263,  1983
 2020, 10, 27, 06, 25,  101.489502,    2.926753,   8,  46,  315.395538,    4.693549,   278,  1986
 2020, 10, 27, 06, 25,  101.481377,    2.925500,   8,  48,  315.822266,    4.871933,   278,  1987
 2020, 10, 27, 06, 25,  101.387901,    3.048230,   8,  45,  315.999146,    6.225964,   298,  1995
 2020, 10, 27, 06, 25,  101.444275,    3.236359,   7,  27,  313.491577,    3.867839,   325,  1983
 2020, 10, 27, 06, 25,  101.789291,    3.340294,   8,  70,  312.993988,    8.898746,   332,  1939
 2020, 10, 27, 06, 25,  101.076805,    4.874331,   8,  31,  308.881378,    4.657507,   575,  1983
 2020, 10, 27, 06, 25,  101.077431,    4.872650,   8,  35,  308.563538,    4.351056,   576,  1982
 2020, 10, 27, 06, 25,  101.069344,    4.871366,   8,  48,  310.243469,    5.409847,   576,  1983
 2020, 10, 27, 06, 25,  100.486908,    5.107547,   8,  30,  314.015930,    6.112891,   623,  2045
 2020, 10, 27, 06, 25,  100.531555,    5.222702,   8,  46,  308.712372,    4.996631,   639,  2037