UT_date    UT           ZRMS  ZD          AM          K_Seeing
09/18/2004 04:35:15     0.050 0.089580	  1.0040257  0.795048654
09/18/2004 04:46:45     0.024 0.393848	  1.08290827  0.340733588
09/18/2004 05:42:50     0.027 0.714712	  1.32400882  0.340243816
09/18/2004 06:16:28     0.025 0.623606	  1.23186398  0.328479081
09/18/2004 07:24:23     0.022 0.312102	  1.05076206  0.318879306
09/18/2004 08:38:47     0.020 0.519680	  1.15210283  0.276247948
09/18/2004 09:01:06     0.023 0.624124	  1.23232329  0.302433372
09/18/2004 10:10:34     0.018 0.515319	  1.14924622  0.252375871
09/18/2004 12:45:18     0.032 0.848967	  1.5134114  0.375976413
09/18/2004 15:18:51     0.025 0.682183	  1.28833067  0.319763541