year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 11, 14, 05, 46,  114.702370,   -1.151097,   8,  76,  315.531525,    8.498491,    20,  1619
 2020, 11, 14, 05, 46,  114.695473,   -1.152142,   9,  89,  333.901001,   22.019472,    20,  1620
 2020, 11, 14, 05, 46,  114.502090,   -1.133856,   8,  40,  303.436737,    2.302649,    27,  1647
 2020, 11, 14, 05, 46,  114.424995,   -1.138703,   9,  89,  334.818756,   22.492550,    28,  1658
 2020, 11, 14, 05, 46,  114.276817,   -1.100862,   8,  61,  312.566864,    5.641987,    37,  1677
 2020, 11, 14, 05, 46,  114.275810,   -1.094207,   9,  81,  321.393188,   11.175360,    38,  1677
 2020, 11, 14, 05, 46,  114.410896,   -1.006280,   9,  81,  321.840057,   12.015697,    48,  1655
 2020, 11, 14, 05, 46,  114.035751,   -1.063268,   8,  69,  309.465302,    5.488546,    48,  1709
 2020, 11, 14, 05, 46,  115.030205,   -0.898864,   8,  70,  310.398499,    5.900293,    50,  1565
 2020, 11, 14, 05, 46,  115.023293,   -0.899910,   8,  44,  302.415161,    2.687093,    50,  1566
 2020, 11, 14, 05, 46,  114.112450,   -0.909611,   8,  70,  310.803558,    5.138079,    69,  1694
 2020, 11, 14, 05, 46,  114.658234,   -0.820122,   9,  80,  326.231506,   16.480854,    70,  1615
 2020, 11, 14, 05, 46,  114.284363,   -0.782022,   9,  80,  320.222473,   10.775899,    84,  1666
 2020, 11, 14, 05, 46,  114.419914,   -0.653588,   9,  91,  337.677338,   25.157099,   100,  1643
 2020, 11, 14, 05, 46,  114.412994,   -0.654634,   8,  46,  305.237335,    3.154191,   100,  1644
 2020, 11, 14, 05, 46,  114.190483,   -0.681568,   9,  80,  341.630188,   29.321590,   101,  1676
 2020, 11, 14, 05, 46,  114.343811,   -0.617547,   9,  89,  333.765656,   22.021082,   107,  1653
 2020, 11, 14, 05, 46,  114.336891,   -0.618593,   8,  66,  307.858459,    4.628240,   107,  1654
 2020, 11, 14, 05, 46,  114.208672,   -0.570510,   8,  55,  303.206848,    2.265953,   117,  1670
 2020, 11, 14, 05, 46,  114.252205,   -0.529909,   8,  70,  321.069580,   10.888022,   122,  1663
 2020, 11, 14, 05, 46,  114.245262,   -0.530959,   9,  90,  349.503784,   38.874508,   122,  1664
 2020, 11, 14, 05, 46,  115.436020,   -0.310951,   7,   0,  319.817596,   11.085246,   128,  1490
 2020, 11, 14, 05, 46,  115.030060,    0.148670,   9,  84,  326.576538,   14.281210,   205,  1533
 2020, 11, 14, 05, 46,  115.036003,    0.156374,   9,  82,  323.491119,   12.564806,   206,  1532
 2020, 11, 14, 05, 46,  116.662086,    1.313157,   8,  67,  311.150208,    4.458865,   341,  1279
 2020, 11, 14, 05, 46,  117.206062,    1.941799,   9,  84,  336.563385,   30.189587,   422,  1196
 2020, 11, 14, 05, 46,  117.011658,    3.386717,   8,  50,  306.630890,    3.328496,   641,  1181
 2020, 11, 14, 05, 46,  113.591148,    3.208715,   9,  90,  347.832031,   35.209785,   690,  1638