MDM Observatory 2.4m Telescope Observing Report for 2016 Feb 13 Observer(s): John Thorstensen Institution(s): Dartmouth Instrument: Modspec + echelle d Worked for 12 hours (all night) Conditions were Non-Photometric most of the night. Problems were encountered, see the separate trouble report for details. Seeing and Weather: Beg: Seeing 2 arcsec, Cirrus, Winds Moderate Mid: Seeing 1+ arcsec, Cirrus, Winds Light & Variable End: Seeing 1+ arcsec, Cirrus, Winds Light & Variable Observing Summary: Cirrusy and a bit windy at start, nearly clear by morning; seeing mediocre. Severe and bizarre technical problem, see report. ------------------------------ Submitted on 2016 Feb 14 [7:05:00]