UT_date    UT           ZRMS  ZD          AM          K_Seeing
07/13/2005 05:50:51     0.054 0.111784	  1.00628054  0.868193448
07/13/2005 06:01:20     0.053 0.154623	  1.01207435  0.846591651
07/13/2005 10:57:42     0.057 0.039588	  1.00078416  0.927762151
07/13/2005 13:25:52     0.084 0.595862	  1.20821822  1.30911171