UT_date    UT           ZRMS  ZD          AM          K_Seeing
06/11/2007 05:21:13     0.040 0.042124	  1.00088787  0.617019832
06/11/2007 05:54:11     0.057 0.460250	  1.1161443  0.868977845
06/11/2007 06:41:47     0.036 0.699774	  1.30721045  0.467166275