UT_date    UT           ZRMS  ZD          AM          K_Seeing
08/23/2004 05:28:15     0.049 0.048029	  1.00115454  0.778024137
08/23/2004 05:47:27     0.043 0.068658	  1.00236166  0.669196367
08/23/2004 11:17:32     0.046 0.249407	  1.0319289  0.710384846
08/23/2004 13:29:52     0.042 0.018839	  1.0001775  0.652364135