MDM Observatory 2.4m Telescope Observer's Report for 2007 Sep 18 Observer(s): Bird & Prieto Institution(s): OSU Instrument: CCDS + RETROCAM 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 0.9 arcsec, Clear, Winds Light & Variable Mid: Seeing 1.1 arcsec, Clear, Winds Light & Variable End: Seeing 1.3 arcsec, Clear, Winds Light & Variable Observing Summary: Observing went well tonight. CCDS and RETROCAM worked fine and it was clear all night. The wind was variable between ~< 10 to 20 mph. The seeing varied between ~0.9 arcsec at the beginning of the night to ~1.7 arcsec, with a median around 1.2 arcsec. I didn't eat empanadas or drink chicha, but in any case .. viva chile! y salud! ------------------------------ Submitted on 2007 Sep 19 [6:08:56]