UT_date    UT           ZRMS  ZD          AM          K_Seeing
08/20/2006 05:15:40     0.033 0.006401	  1.0000205  0.498499244
08/20/2006 06:12:47     0.040 0.016030	  1.00012851  0.617300928
08/20/2006 07:41:15     0.046 0.029302	  1.00042951  0.723721802
08/20/2006 11:28:17     0.028 0.006103	  1.0000186  0.418157101
08/20/2006 14:40:32     0.042 0.011140	  1.00006211  0.652409315