year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 03, 08, 05, 11,  119.357750,   10.978900,   9,  93,  345.457733,   38.270851,    18,  1900
 2021, 03, 08, 05, 11,  119.499939,   11.072366,   9,  98,  357.204315,   56.570988,    28,  1880
 2021, 03, 08, 05, 11,  123.273506,   12.036439,   8,  56,  310.174652,    3.371629,    86,  1344
 2021, 03, 08, 05, 11,  121.172653,   12.725549,   8,  73,  314.383972,    8.086321,   234,  1605
 2021, 03, 08, 05, 11,  122.607567,   13.350979,   8,  41,  309.837463,    3.546807,   295,  1392
 2021, 03, 08, 05, 11,  108.763130,   11.677396,   8,  50,  306.108826,   14.948068,   406,  3072
 2021, 03, 08, 05, 11,  120.292404,   14.721583,   9,  82,  327.627441,   13.178352,   549,  1661
 2021, 03, 08, 05, 11,  120.636917,   14.977198,   8,  67,  316.460236,    5.024148,   579,  1606
 2021, 03, 08, 05, 11,  120.635536,   15.031240,   9,  90,  339.079742,   22.201746,   587,  1605
 2021, 03, 08, 05, 11,  120.505249,   15.065196,   7,  28,  314.361084,    4.615345,   595,  1621
 2021, 03, 08, 05, 11,  120.175072,   15.028167,   8,  62,  315.411346,    4.844563,   597,  1667
 2021, 03, 08, 05, 11,  120.446915,   15.110545,   8,  58,  310.981812,    4.905665,   603,  1628
 2021, 03, 08, 05, 11,  120.352249,   15.109632,   9,  89,  337.105408,   24.074043,   605,  1641
 2021, 03, 08, 05, 11,  120.242531,   15.153765,   9,  81,  326.775421,   12.020444,   614,  1654
 2021, 03, 08, 05, 11,  120.319099,   15.179078,   8,  54,  311.477661,    5.112082,   616,  1643
 2021, 03, 08, 05, 11,  120.079559,   15.162681,   8,  71,  320.442841,    7.911648,   619,  1676
 2021, 03, 08, 05, 11,  120.448074,   15.279690,   8,  31,  311.601929,    4.297719,   628,  1622
 2021, 03, 08, 05, 11,  120.430618,   15.297372,   8,  63,  318.031677,    6.212552,   631,  1624
 2021, 03, 08, 05, 11,  120.657433,   15.386082,   9,  91,  341.758972,   22.270666,   639,  1591
 2021, 03, 08, 05, 11,  120.650291,   15.385001,   9,  89,  338.617371,   19.632841,   639,  1592
 2021, 03, 08, 05, 11,  120.386444,   15.344872,   8,  60,  313.389465,    4.370953,   639,  1629
 2021, 03, 08, 05, 11,  120.379295,   15.343788,   8,  71,  317.547974,    6.783869,   639,  1630
 2021, 03, 08, 05, 11,  120.655891,   15.392574,   9,  96,  352.070068,   34.817215,   640,  1590
 2021, 03, 08, 05, 11,  120.648766,   15.391493,   8,  68,  325.405396,    7.076832,   640,  1591
 2021, 03, 08, 05, 11,  120.972198,   15.474069,   8,  53,  322.070007,    8.885569,   645,  1545
 2021, 03, 08, 05, 11,  107.076797,   12.990966,   8,  71,  311.759430,   21.985510,   650,  3170
 2021, 03, 08, 05, 11,  120.287407,   15.411106,   8,  67,  316.760223,    6.681907,   651,  1640
 2021, 03, 08, 05, 11,  121.119446,   15.564020,   8,  78,  323.035980,    8.432730,   655,  1523
 2021, 03, 08, 05, 11,  120.330299,   15.457910,   8,  66,  314.688202,    5.280608,   657,  1632
 2021, 03, 08, 05, 11,  120.349556,   15.474419,   9,  89,  337.570190,   22.362967,   659,  1629
 2021, 03, 08, 05, 11,  120.342445,   15.473330,   9,  99,  358.608673,   50.053368,   659,  1630
 2021, 03, 08, 05, 11,  107.080704,   12.995943,   8,  42,  306.308929,   10.669203,   659,  3169
 2021, 03, 08, 05, 11,  120.348495,   15.481035,   8,  73,  319.186859,    7.958942,   660,  1629
 2021, 03, 08, 05, 11,  120.291527,   15.472339,   8,  56,  311.023041,    5.383465,   660,  1637
 2021, 03, 08, 05, 11,  120.019264,   15.430468,   8,  50,  319.644562,    6.524212,   660,  1675
 2021, 03, 08, 05, 11,  108.233910,   13.381490,   8,  53,  311.195068,   18.925020,   669,  3076
 2021, 03, 08, 05, 11,  120.313248,   15.563732,   8,  53,  312.662903,    4.353756,   673,  1631
 2021, 03, 08, 05, 11,  108.229111,   13.379055,   8,  64,  311.300079,   18.505068,   677,  3076
 2021, 03, 08, 05, 11,  120.603546,   15.668871,   8,  75,  320.001862,    6.395711,   682,  1589
 2021, 03, 08, 05, 11,  107.079987,   13.195402,   8,  40,  306.272064,    9.045280,   690,  3165
 2021, 03, 08, 05, 11,  107.497314,   13.479642,   8,  59,  307.991089,   15.169372,   712,  3130
 2021, 03, 08, 05, 11,  121.410721,   16.005716,   8,  31,  305.996460,    3.539951,   714,  1470
 2021, 03, 08, 05, 11,  121.451309,   16.032204,   8,  66,  312.826782,    6.447814,   717,  1464
 2021, 03, 08, 05, 11,  121.348122,   16.023754,   8,  65,  312.396667,    6.964405,   718,  1478
 2021, 03, 08, 05, 11,  121.015732,   15.974306,   8,  64,  312.597321,    3.876912,   718,  1524
 2021, 03, 08, 05, 11,  120.995438,   16.004454,   9,  81,  324.900208,   11.972232,   723,  1525
 2021, 03, 08, 05, 11,  107.391068,   13.620502,   9,  92,  340.374146,   99.711563,   732,  3135
 2021, 03, 08, 05, 11,  107.377670,   13.617690,   8,  76,  317.509521,   29.625900,   732,  3136
 2021, 03, 08, 05, 11,  120.878258,   16.088552,   8,  56,  311.337311,    5.553669,   738,  1538
 2021, 03, 08, 05, 11,  107.397652,   13.614975,   9,  89,  334.507996,   78.814796,   740,  3134
 2021, 03, 08, 05, 11,  107.384338,   13.612084,   9,  89,  335.470886,   82.779045,   740,  3135
 2021, 03, 08, 05, 11,  121.095268,   16.303537,   8,  33,  304.304352,    2.399071,   765,  1503