year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 11, 12, 04, 54,  118.744560,   39.805973,   8,  61,  305.271729,    5.564599,    53,  1765
 2020, 11, 12, 04, 54,  119.834633,   40.023224,   8,  76,  315.955627,   10.622137,    59,  1643
 2020, 11, 12, 04, 54,  118.730774,   40.109913,   8,  59,  304.637665,    5.003006,    98,  1755
 2020, 11, 12, 04, 54,  122.321350,   40.930199,   7,  18,  300.014740,    4.772702,   140,  1354
 2020, 11, 12, 04, 54,  123.000587,   41.162052,   8,  67,  308.152588,    7.992696,   162,  1281
 2020, 11, 12, 04, 54,  112.873672,   39.440968,   8,  73,  312.785828,   13.138577,   166,  2308
 2020, 11, 12, 04, 54,  112.863792,   39.438759,   9,  88,  332.075348,   32.377247,   166,  2309
 2020, 11, 12, 04, 54,  113.811356,   39.781479,   8,  36,  301.219696,    4.609232,   185,  2202
 2020, 11, 12, 04, 54,  113.640495,   39.745178,   8,  56,  303.389740,    5.685288,   185,  2221
 2020, 11, 12, 04, 54,  113.256584,   39.679897,   8,  40,  300.639282,    4.938796,   187,  2262
 2020, 11, 12, 04, 54,  113.137032,   39.671452,   8,  48,  301.650879,    5.708683,   189,  2274
 2020, 11, 12, 04, 54,  115.275879,   40.347332,   9,  82,  323.576447,   22.348030,   223,  2070
 2020, 11, 12, 04, 54,  115.278961,   40.349171,   9,  91,  338.520233,   39.229713,   225,  2069
 2020, 11, 12, 04, 54,  115.276505,   40.356441,   8,  77,  317.137695,   16.583950,   226,  2069
 2020, 11, 12, 04, 54,  115.265190,   40.354202,   8,  41,  300.706940,    5.682627,   226,  2070
 2020, 11, 12, 04, 54,  115.290550,   40.459896,   7,  28,  300.235382,    4.725820,   239,  2065
 2020, 11, 12, 04, 54,  115.284294,   40.452942,   7,  29,  300.125061,    4.854264,   240,  2065
 2020, 11, 12, 04, 54,  123.754036,   41.841583,   8,  67,  308.647980,    9.610210,   249,  1195
 2020, 11, 12, 04, 54,  114.080788,   40.373436,   8,  51,  302.225708,    7.956069,   263,  2161
 2020, 11, 12, 04, 54,  115.332306,   40.698383,   8,  45,  301.218964,    5.648836,   274,  2053
 2020, 11, 12, 04, 54,  122.875298,   42.187618,   8,  40,  300.684052,    4.274679,   316,  1265
 2020, 11, 12, 04, 54,  122.426758,   42.252907,   8,  69,  309.506317,    8.233616,   334,  1305
 2020, 11, 12, 04, 54,  118.688934,   42.128048,   8,  60,  304.943512,    5.345875,   395,  1685
 2020, 11, 12, 04, 54,  119.144386,   42.268017,   8,  45,  301.228790,    3.943978,   405,  1633
 2020, 11, 12, 04, 54,  126.028900,   43.167355,   8,  56,  305.154724,    7.414582,   411,   985
 2020, 11, 12, 04, 54,  125.702118,   43.160439,   8,  59,  308.946777,   12.788494,   414,  1015
 2020, 11, 12, 04, 54,  125.819763,   43.196644,   8,  37,  302.368652,    5.157369,   420,  1005
 2020, 11, 12, 04, 54,  132.328903,   44.119633,   9,  99,  358.988861,   98.553955,   492,   408
 2020, 11, 12, 04, 54,  132.328247,   44.130924,   8,  75,  377.365692,  165.863678,   493,   408
 2020, 11, 12, 04, 54,  132.321121,   44.122025,   9,  99,  358.732117,   99.598442,   499,   408
 2020, 11, 12, 04, 54,  132.330902,   44.133659,   9,  88,  332.465607,   42.199341,   500,   407
 2020, 11, 12, 04, 54,  132.320328,   44.133305,   8,  70,  310.445923,   15.924153,   500,   408
 2020, 11, 12, 04, 54,  132.378204,   44.226036,   8,  38,  312.178101,   16.713081,   508,   402
 2020, 11, 12, 04, 54,  132.380096,   44.216648,   7,  25,  302.041229,    9.518347,   514,   401
 2020, 11, 12, 04, 54,  132.369522,   44.216312,   8,  52,  310.414642,   15.987894,   514,   402
 2020, 11, 12, 04, 54,  132.379410,   44.227974,   7,  29,  303.579803,   10.262725,   515,   401
 2020, 11, 12, 04, 54,  132.299149,   44.375225,   8,  70,  310.136322,   16.034355,   535,   407
 2020, 11, 12, 04, 54,  132.309036,   44.386887,   8,  31,  302.073456,    9.739256,   536,   406
 2020, 11, 12, 04, 54,  132.298462,   44.386513,   8,  54,  306.616852,   12.934582,   536,   407
 2020, 11, 12, 04, 54,  132.275238,   44.489639,   8,  61,  321.014557,   25.411285,   552,   408
 2020, 11, 12, 04, 54,  132.285172,   44.501320,   8,  75,  326.327423,   32.324657,   553,   407
 2020, 11, 12, 04, 54,  132.274536,   44.500935,   8,  62,  320.337646,   24.789179,   553,   408