MDM Observatory 2.4m Telescope Observer's Report for 2007 Jun 01 Observer(s): Sivakoff Institution(s): The Ohio State University Instrument: Echelle Worked for 8 hours (all night) Conditions were Non-Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 2.0 arcsec, Patchy Clouds, Winds Light & Variable, Some Poor Focus Mid: Seeing 1.6 arcsec, Cirrus, Winds Calm, Variable Seeing End: Seeing 1.4 arcsec, Cirrus, Winds Calm, Variable Seeing Observing Summary: Observed Two Galaxies and One Standard Star in H alpha Observed Eight Fields of Galaxy Cluster Mosaics and One Standard Field in R Conditions were likely non-photometric all night due to cirrus clouds; however, at some times and some fields may have been photometric. Some focus errors may have increased measured seeing. ------------------------------ Submitted on 2007 Jun 2 [5:10:09]