UT_date    UT           ZRMS  ZD          AM          K_Seeing
04/21/2006 05:34:22     0.061 0.116040	  1.00677061  1.00086391
04/21/2006 05:38:00     0.046 0.130784	  1.00861359  0.720192611
04/21/2006 07:03:12     0.058 0.481359	  1.12820137  0.88113147
04/21/2006 10:22:22     0.038 0.667092	  1.27287328  0.504197359