year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 10, 27, 06, 23,  103.587044,   -3.237206,   8,  62,  314.280090,    5.263105,    86,  1897
 2020, 10, 27, 06, 23,  105.814194,   -2.172480,   8,  78,  323.797516,   11.347745,   194,  1561
 2020, 10, 27, 06, 23,  101.994759,   -2.527375,   8,  74,  315.951569,   10.778600,   227,  2068
 2020, 10, 27, 06, 23,  101.986198,   -2.528666,   9,  81,  322.806854,   16.739857,   227,  2069
 2020, 10, 27, 06, 23,  102.762383,   -2.281189,   8,  65,  310.726807,    4.194484,   246,  1973
 2020, 10, 27, 06, 23,  101.963707,   -2.255596,   8,  40,  309.794800,    6.970716,   267,  2065
 2020, 10, 27, 06, 23,  102.029114,   -2.022944,   9,  82,  324.773193,   18.144974,   300,  2052
 2020, 10, 27, 06, 23,  101.949928,   -1.956916,   8,  55,  305.480927,    3.844253,   312,  2059
 2020, 10, 27, 06, 23,  101.938599,   -1.935902,   8,  57,  306.052216,    4.106491,   315,  2060
 2020, 10, 27, 06, 23,  103.332169,   -1.620404,   8,  46,  307.860046,    2.680437,   331,  1884
 2020, 10, 27, 06, 23,  101.312393,   -1.760056,   8,  34,  305.774445,    4.413787,   356,  2123
 2020, 10, 27, 06, 23,  102.729897,   -1.429386,   8,  65,  313.073242,    5.416137,   373,  1954
 2020, 10, 27, 06, 23,  102.721939,   -1.430594,   8,  73,  317.512482,    8.870613,   373,  1955
 2020, 10, 27, 06, 23,  102.238083,   -0.986105,   9,  80,  323.179169,   13.410881,   450,  2001
 2020, 10, 27, 06, 23,  103.225426,   -0.294350,   8,  63,  310.289764,    4.194703,   530,  1859
 2020, 10, 27, 06, 23,  100.481834,   -0.088357,   8,  67,  311.144897,    9.299112,   621,  2169
 2020, 10, 27, 06, 23,  100.484169,   -0.084661,   8,  64,  309.138397,    8.241583,   624,  2168
 2020, 10, 27, 06, 23,  100.665955,    0.254786,   8,  52,  308.738831,    4.593830,   668,  2143
 2020, 10, 27, 06, 23,  103.473587,    0.771638,   8,  77,  320.215363,    8.983845,   682,  1795
 2020, 10, 27, 06, 23,  101.313248,    0.590808,   9,  81,  325.018463,   18.023626,   703,  2067
 2020, 10, 27, 06, 23,  101.314110,    0.592289,   9,  83,  327.482544,   20.145317,   705,  2066