MDM Observatory 2.4m Telescope Observing Report for 2012 Mar 28 Observer(s): Harrison & Devour Institution(s): University of Michigan Instrument: OSMOS Worked for 10 hours (all night) Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.8 arcsec, Clear, Winds Light & Variable Mid: Seeing 1 arcsec, Clear, Winds Light & Variable End: Cirrus, Winds Light & Variable, spectra only Observing Summary: Began with pointing, focusing, and calibrations around 19:30. Observed cluster targets through the rest of the night, with calibrations mixed in. Some high thin clouds appeared during the latter portions of the night, but did not significantly impact observing. ------------------------------ Submitted on 2012 Mar 29 [5:28:52]