Date: Wed, 17 Mar 1999 04:54:10 -0700 From: long@apo.nmsu.edu (Dan Long) Subject: 2.5m obslog 990316 TUESDAY MARCH 16, 1999 APACHE POINT OBSERVATORY SDSS 2.5m OBSERVING LOG The enclosure was not opened tonight due to weather. Once again, the first half of the night was cloudy. Most of the rest of the night 1.0 micron dust counts were well over the limit, sometimes exceeding 10000 particles/ per .1 cu ft. Flashlight beams showed many particles, and the accumulations on car windshields was impressive. Dan