MDM Observatory 2.4m Telescope Observing Report for 2012 Feb 18 Observer(s): Marcel Agüeros & Emily Bowsher Institution(s): Columbia Instrument: ModSpec + Nellie Worked for 11 hours (all night) Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Clear, Winds Calm Mid: Clear, Winds Calm End: Clear, Winds Calm Observing Summary: Excellent night. ------------------------------ Submitted on 2012 Feb 19 [6:33:53] NOTE: This report replaces the previous 2.4m telescope observing report for 2012 Feb 18