Prospero: data-write failure and lost (and found) files

Wednesday, May 25, 2022

Problem(s) Encountered:

Prospero seemed to not process an image I took. This was proceeded by every task on the workstation failing to process....

Dome HOME failure

Tuesday, April 26, 2022

Problem(s) Encountered:

At the end of the night, the dome did not return to its home position when commanded from the TCS software. No impact...

Zenith set positioning

Monday, April 18, 2022

Problem(s) Encountered:

After sending back to zenith from the TCS, the final HA ends up at -00 00 53.

Solution:

I believe...

Dome failure. This time it would not start to rotate.

Thursday, February 3, 2022

Problem(s) Encountered:

After opening the dome, noticed that the dome wasn't tracking and the azimuth remained at 320. Tried cycling the auto...

Dome HOME failure, continued...

Monday, January 24, 2022

Problem(s) Encountered:

We met a problem when we close the dome, the dome rotated and cannot stop.

Solution:

The issue...

Dome HOME failure

Saturday, January 15, 2022

Problem(s) Encountered:

At the very end of the night I changed the dome mode from Track  to  home , as one does; it took off the long way around,...

Focus motion issues

Monday, January 3, 2022

Problem(s) Encountered:

Telescope focus crept again. Noticed it around 3:45 when the telescope was near zenith. It had increased 8 units....

Mirror cover open/close status failure

Sunday, December 12, 2021

Problem(s) Encountered:

No problems with 2.4m, except for the same faulty mirror cover reading as the previous night, and a restart needed...

Mirror support, HP2 failure

Wednesday, December 8, 2021

Problem(s) Encountered:

Air bags were not functioning correctly at the start - the hardpoint readings were way off nominal and the images...

Mirror support system failure

Tuesday, November 9, 2021

Problem(s) Encountered:

The airbag system was not working at startup.  I called Eric and he had me wiggle the connector for Hardpoint 2 until...

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2.4m Trouble Reports & Solutions

Recent trouble reports for the Hiltner 2.4m 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 (2022Jun08)

McGraw-Hill 1.3m Trouble Report Database (2022Jun08)


Click Here for the Full Archive