year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 10, 01, 30,    5.577818,    5.900500,   7,  23,  300.258179,    5.919621,   389,  2362
 2020, 08, 10, 01, 30,    5.586236,    5.899097,   8,  31,  300.610779,    6.136208,   389,  2363
 2020, 08, 10, 01, 30,    6.361210,    5.683718,   8,  40,  301.302917,    8.721934,   398,  2451
 2020, 08, 10, 01, 30,    6.516014,    5.656687,   8,  44,  301.767548,    9.478351,   398,  2467
 2020, 08, 10, 01, 30,    6.693399,    5.458705,   9,  93,  316.251648,   23.051765,   425,  2489
 2020, 08, 10, 01, 30,    6.653596,    5.387235,   8,  62,  304.976776,   11.400187,   438,  2487
 2020, 08, 10, 01, 30,    6.663752,    5.385525,   8,  75,  308.557526,   14.690169,   438,  2488
 2020, 08, 10, 01, 30,    5.214015,    5.575970,   8,  34,  300.807892,    4.810472,   444,  2328
 2020, 08, 10, 01, 30,    6.602363,    5.248897,   8,  74,  308.389709,   14.563306,   458,  2485
 2020, 08, 10, 01, 30,    6.510011,    5.097678,   8,  49,  302.420654,    9.136914,   485,  2480
 2020, 08, 10, 01, 30,    4.340697,    5.357937,   8,  76,  311.815643,    9.545708,   500,  2224