year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 19, 04, 36,  119.877747,   66.350449,   9, 100,  390.275726,  166.417862,   243,  1183
 2020, 07, 19, 04, 36,  119.893478,   66.359650,   9, 100,  364.590332,   82.175133,   244,  1182
 2020, 07, 19, 04, 36,  119.873085,   66.357536,   9, 100,  436.245697,  451.591003,   244,  1183
 2020, 07, 19, 04, 36,  119.868439,   66.364632,   9,  82,  344.503387,   41.701637,   245,  1183
 2020, 07, 19, 04, 36,  119.848129,   66.362518,   8,  74,  355.550995,   61.542622,   245,  1184
 2020, 07, 19, 04, 36,  119.229683,   66.319336,   8,  76,  320.878326,   16.200562,   248,  1214
 2020, 07, 19, 04, 36,  119.843346,   66.437874,   9, 100,  373.424530,  107.243332,   255,  1182
 2020, 07, 19, 04, 36,  119.858482,   66.434502,   8,  34,  324.858673,   17.694405,   256,  1181
 2020, 07, 19, 04, 36,  119.853867,   66.441612,   9,  98,  358.955017,   68.577194,   257,  1181
 2020, 07, 19, 04, 36,  119.833359,   66.439514,   9, 100,  375.426880,  111.531525,   257,  1182
 2020, 07, 19, 04, 36,  119.767036,   66.508453,   8,  44,  316.170959,    9.959186,   267,  1183
 2020, 07, 19, 04, 36,  119.688110,   66.548859,   9,  98,  356.097839,   61.558449,   275,  1185
 2020, 07, 19, 04, 36,  119.704147,   66.558105,   9,  89,  334.774078,   27.811573,   276,  1184
 2020, 07, 19, 04, 36,  119.683357,   66.555946,   9, 100,  401.558533,  215.859360,   276,  1185
 2020, 07, 19, 04, 36,  119.648766,   66.575073,   9,  94,  392.435028,  171.208054,   279,  1186
 2020, 07, 19, 04, 36,  119.623428,   66.579994,   8,  33,  328.322510,   17.231466,   280,  1187
 2020, 07, 19, 04, 36,  119.579506,   66.613243,   9,  87,  374.115814,  106.562103,   285,  1188
 2020, 07, 19, 04, 36,  119.533638,   66.615952,   9, 100,  363.800659,   76.098557,   286,  1190
 2020, 07, 19, 04, 36,  119.513000,   66.613754,   9, 100,  426.321167,  365.077271,   286,  1191
 2020, 07, 19, 04, 36,  119.523369,   66.617943,   9,  94,  391.450256,  168.964691,   288,  1190
 2020, 07, 19, 04, 36,  119.433846,   67.067886,   8,  79,  318.466125,   13.255672,   355,  1179
 2020, 07, 19, 04, 36,  119.412727,   67.065712,   8,  73,  319.003143,   13.659114,   355,  1180