MDM Trouble Report for 2024 Jan 18 Telescope: 2.4m Observer(s): Thorstensen (Dartmouth) Instrument: OSMOS Problem(s) Encountered: I lost the guide star abruptly on my very last standard of the night, and attributed it to the very bright sky or maybe the clouds that had been approaching on the satellite maps. Then, when I went to stow, the telescope went to the correct dec but would not move in hour angle, even with the paddle. Fortunately it's stuck just a bit east of the meridian so it was easy to close the dark hatch and fill the dewar. I don't know whether the guide star loss was due to a failure of the RA motion, but it seems likely. This might be a good time for it to cloud up ... ------------------------------ Submitted on 2024 Jan 19 [7:34:10]