UT_date    UT           ZRMS  ZD          AM          K_Seeing
01/01/2008 10:17:47     0.071 0.063667	  1.00203025  1.20015347
01/01/2008 10:23:05     0.055 0.418653	  1.09452617  0.843330145
01/01/2008 11:12:32     0.041 0.296103	  1.04549921  0.618110299