UT_date    UT           ZRMS  ZD          AM          K_Seeing
08/21/2006 04:59:27     0.047 0.020229	  1.00020468  0.741939843
08/21/2006 05:46:13     0.047 0.013221	  1.00008738  0.741992056
08/21/2006 06:40:50     0.038 0.350335	  1.06467044  0.56123215
08/21/2006 06:43:35     0.036 0.342333	  1.06160033  0.529300332
08/21/2006 13:50:43     0.025 0.015229	  1.00011599  0.372233242