MDM Observatory 1.3m Telescope Observing Report for 2012 Apr 21 Observer(s): Henderson Institution(s): The Ohio State University Instrument: CCDS Worked for 9 hours (all night) Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.4 arcsec, Clear, Winds Calm Mid: Seeing 1.6 arcsec, Clear, Winds Calm End: Seeing 1.1 arcsec, Clear, Winds Calm Observing Summary: Observed AGN for the OSU reverberation mapping campaign. The guider experienced two large jumps in declination. Both were early in the night and did not significantly affect the exposures. ------------------------------ Submitted on 2012 Apr 22 [5:06:17]