UT_date    UT           ZRMS  ZD          AM          K_Seeing
01/02/2008 05:08:57     0.057 0.152033	  1.0116694  0.921759784
01/02/2008 07:20:18     0.084 0.003720	  1.00000691  1.46643269
01/02/2008 07:48:27     0.073 0.609032	  1.21921158  1.10249555
01/02/2008 08:46:01     0.055 0.000941	  1.00000048  0.890293479