year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 03, 13, 05, 20,  110.240875,   20.611965,   8,  45,  311.129364,   11.423450,    59,  2450
 2021, 03, 13, 05, 20,  120.587906,   22.561638,   9,  86,  334.874573,   26.811598,    97,  1194
 2021, 03, 13, 05, 20,  103.222542,   19.667843,   9,  81,  321.063110,   56.631149,   151,  3179
 2021, 03, 13, 05, 20,  103.148811,   19.739536,   8,  45,  304.831207,   21.713615,   157,  3182
 2021, 03, 13, 05, 20,  103.154716,   19.744570,   8,  73,  312.658142,   36.351223,   166,  3181
 2021, 03, 13, 05, 20,  103.371475,   20.043495,   8,  66,  307.749695,   23.326967,   200,  3160
 2021, 03, 13, 05, 20,  106.935112,   21.002064,   8,  60,  307.064880,    9.146752,   218,  2815
 2021, 03, 13, 05, 20,  106.934982,   21.013756,   8,  42,  305.731384,    8.071004,   219,  2815
 2021, 03, 13, 05, 20,  106.983856,   21.086691,   8,  49,  301.811096,    5.050458,   231,  2806
 2021, 03, 13, 05, 20,  106.974350,   21.084587,   8,  75,  314.923401,   15.983492,   231,  2807
 2021, 03, 13, 05, 20,  114.083275,   22.529543,   9,  85,  328.009186,   19.364319,   237,  1990
 2021, 03, 13, 05, 20,  115.487419,   22.917381,   8,  74,  316.161255,    7.670125,   260,  1814
 2021, 03, 13, 05, 20,  115.478325,   22.922861,   8,  58,  311.012146,    4.499478,   261,  1815
 2021, 03, 13, 05, 20,  103.007614,   20.371830,   8,  65,  307.191986,   22.825706,   263,  3176
 2021, 03, 13, 05, 20,  115.517624,   22.970987,   8,  45,  309.262726,    3.847245,   267,  1809
 2021, 03, 13, 05, 20,  115.509796,   22.969715,   9,  81,  324.030670,   12.842357,   267,  1810
 2021, 03, 13, 05, 20,  108.118507,   21.593777,   8,  62,  305.818359,    5.483188,   267,  2638
 2021, 03, 13, 05, 20,  102.697891,   20.355453,   8,  58,  304.210510,   21.087084,   267,  3196
 2021, 03, 13, 05, 20,  115.880005,   23.036125,   8,  64,  311.992249,    5.512604,   268,  1762
 2021, 03, 13, 05, 20,  115.878746,   23.042810,   8,  56,  310.098267,    4.615412,   269,  1762
 2021, 03, 13, 05, 20,  109.670868,   21.933950,   8,  61,  305.390503,    8.687849,   274,  2465
 2021, 03, 13, 05, 20,  102.689964,   20.354425,   8,  55,  303.034119,   19.211317,   276,  3196
 2021, 03, 13, 05, 20,  116.518944,   23.298864,   8,  69,  311.690430,    5.601399,   292,  1672
 2021, 03, 13, 05, 20,  116.511459,   23.297701,   8,  78,  320.227509,   10.389147,   292,  1673
 2021, 03, 13, 05, 20,  120.598343,   24.190472,   8,  67,  310.635223,    4.948143,   339,  1154
 2021, 03, 13, 05, 20,  120.549393,   24.284359,   8,  64,  307.654266,    4.501751,   354,  1157
 2021, 03, 13, 05, 20,  103.086075,   21.084450,   7,  27,  300.096649,   13.570126,   362,  3155
 2021, 03, 13, 05, 20,  103.091492,   21.076834,   8,  34,  301.146545,   14.636833,   370,  3154
 2021, 03, 13, 05, 20,  114.234665,   23.699413,   8,  76,  315.381256,    9.785048,   406,  1937
 2021, 03, 13, 05, 20,  115.841576,   24.086962,   8,  68,  313.008362,    6.177279,   424,  1732
 2021, 03, 13, 05, 20,  115.833931,   24.085754,   8,  62,  306.505829,    2.993565,   424,  1733
 2021, 03, 13, 05, 20,  109.574570,   23.062302,   8,  62,  305.808868,    5.627339,   440,  2442
 2021, 03, 13, 05, 20,  109.564453,   23.060238,   8,  79,  318.713928,   17.816751,   440,  2443