UT_date    UT           ZRMS  ZD          AM          K_Seeing
12/16/2007 04:25:47     0.083 0.026078	  1.0003401  1.44544017
12/16/2007 04:36:57     0.085 0.069460	  1.00241721  1.48504221
12/16/2007 04:49:17     0.066 0.119399	  1.00717068  1.09772456