LBT Users Meeting
Posted Feb 24, 2026
There will be an LBT Users Meeting on Tuesday, March 3 at 8am Arizona time over Zoom. Please contact the sciops team for login information.
Recent Announcements
TMS Offline
Posted Feb 17, 2026
Feb. 12, 2026: The TMS system recently experienced a hardware issue with the GPU in the PC controlling the system. A replacement GPU is currently being sourced, but for the time TMS will be offline.
MODS Controller Upgrade
Posted Aug 19, 2025
MODS Controller Upgrade – Instrument Availability Delayed
update: Mar 1st
The MODS instruments underwent controller upgrades this summer, replacing the legacy head electronics and a set of aging computers. These upgrades were carried out to ensure the long-term reliability, robustness, …
MODS2 Mask Cassette Issues
Posted Jun 28, 2025
On the night of June 26 UT when moving the 2.4″ longslit into the focal plane, the mask failed to insert into the focal plane despite the software thinking so. When the instrument was opened, the grabber was found to …
MOS Mask Milling Machine Issue – Resolved
Posted Apr 10, 2025
April 11, 2025: Problem with the oxygen regulator was found and resolved. The MOS mask milling machine has been returned to operation.
April 9, 2025: The laser for the MOS mask milling machine recently stopped working. Currently all mask milling …
LUCI1 Filter Wheel#2 (Broadband) Switch Issue
Posted Apr 03, 2025
Apr 2, 2025: Flaky switch on LUCI1 Filter Wheel #2 (broadband filters).
LUCI1’s Filter Wheel #2, where the broadband filters are located, is showing a flaky position sensing switch that affects all higher-numbered filters, which includes all but the zJspec …
