MDM Observatory 2.4m Telescope Observing Report for 2010 May 17 Observer(s): M.Dietrich, S.Barber, R.Stoll Institution(s): The OSU, Univ.of Oklahoma Instrument: OSMOS Worked for 9 hours (all night) Conditions were Non-Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds all night. Beg: Seeing ~1.8 arcsec, Cirrus, Winds Light & Variable, strong high cirrus Mid: Seeing ~1,3 arcsec, Cirrus, Winds Light & Variable, high cirrus End: Seeing ~1.8 arcsec, Cirrus, Winds Light & Variable, cirrus Observing Summary: We recorded spectra of two standard stars and of 4 quasars and learnt how to use OSMOS. ------------------------------ Submitted on 2010 May 18 [4:57:22]