MDM Observatory 2.4m Telescope Observer's Report for 2007 Jun 02 Observer(s): Sivakoff Institution(s): The Ohio State University Instrument: Echelle Worked for 5 hours (last half of the night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds from 2000 until 0000. Beg: Overcast, Winds Light & Variable Mid: Seeing 1.2 arcsec, Cirrus, Winds Light & Variable End: Seeing 0.8 arcsec, Clear, Winds Calm Observing Summary: Observed Eight Fields of Galaxy Cluster Mosaics and Two Standard Fields in R Longer Exposures Appeared To Have Above Seeing PSF. (Potential Cause: Rate Cor had been turned off?) Dome was closed for the first half of the night due to clouds and KP-4m warning. By LT~0200 (UT~0900), clouds had cleared and night became photometric ------------------------------ Submitted on 2007 Jun 3 [5:28:36]