Issues Closing the Dome

Saturday, November 2, 2019

Problem(s) Encountered:

Trouble homing and closing the dome at the end of the night.


Dome wasn’t homed and...

High Declination Pointing Issues

Saturday, October 12, 2019

Problem(s) Encountered:

I was unable to point the telescope to a target near the meridian at Dec=+79. I saw this at positions both east and...

McGraw Fail to Boot

Wednesday, June 26, 2019

Problem(s) Encountered:

McGraw would not boot in the afternoon, nor would its spare.  


Thanks to Pogge, and...

Telescope Motion Failure, Tracking Shuts Off

Monday, June 10, 2019

Problem(s) Encountered:

At 20:15 I tried to observe target, but suddenly slew error occurred. And changed tracking off.  I tried again at...

Dome Rotation "Fugue" State

Friday, June 7, 2019

Problem(s) Encountered:

When I sent the dome home to be able to raise the dropout, it didn't stop at the contact point but kept going around....

Dropleaf/Slit Control Failure (and revisiting 12 minutes in HA)

Thursday, June 6, 2019

Problem(s) Encountered:

Dropleaf doesn't close at the end of the night.  The TCS log behaves as if it did close, giving no error message....

Slit/Dropleaf "Warnings"

Thursday, May 30, 2019

Problem(s) Encountered:

 As a side note/something noticed- when typing some commands i.e 'tx dropleaf/slit open', 'done mirror close/open'...

Data Writing Issues with Prospero

Monday, May 13, 2019

Problem(s) Encountered:

 We are still encountering issues with saving the fits files. The data seems to read out fine, but then the system...

Backup Generator Alarm

Saturday, May 11, 2019

Problem(s) Encountered:

 There's a high-pitched alarm from a large white box outside the building labeled Generac.  Noticed around 1 am after...

Slit/Dropleaf "Rain" Indication

Wednesday, May 1, 2019

Problem(s) Encountered:

Slit and Dropleaf indicator on the MDM 1.3m Control Panel says 'rain' eventhough there's no rain on the site.


1.3m Trouble Reports & Solutions

Recent trouble reports for the McGraw-Hill 1.3m telescope.  Note that you may find it worthwhile to peruse the 2.4m reports as well in case your problem is instrument-related.

Scroll down for a link to the complete archives.

To open a simple and searchable database containing all archived trouble report solutions, click on the following links.  While there are individual links for each telescope, it is worthwhile to search both databases in the event that you experience trouble:

Hiltner 2.4m Trouble Report Database (2020Feb11)

McGraw-Hill 1.3m Trouble Report Database (2020Feb11)

Click Here for the Full Archive