Science Operations

Recent Announcements

Resolved: PEPSI Blue CD Position Issue

Posted Feb 10, 2023

Resolved with PEPSI SSD2023 upgrade and work.
Update 2023-02-10
The blue CD is degrading its operational performance: now it cannot be re-positioned from UMAC at all. It can no longer move down to CD1. It only can traverse between CD2 …

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Even-odd bias level instability in the lower right quadrant of MODS1B

Posted Dec 20, 2022

There is an intermittent issue affecting the lower right quadrant (Q2) of MODS1B, where the counts in even and odd channels differ by hundreds of ADU (>~450 ADU).  Because of the readout strategy employed: the detector is read out by …

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Persistence effect on LUCIs

Posted Oct 14, 2022

There appears to be a temporary change in the persistence behavior of the LUCI detectors.  After an observation of Saturn, from data collected on 20220906 (simple sum of the dithered Saturn data), persistence is still visible a month later (20221013):

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Instrument Status Post SSD 2022

Posted Sep 19, 2022

LBC’s: Released for Science

TMS: Released in shared risk

LUCI’s: Released for Science

SX AO: Diffraction limited and ESM in all modes are released in shared risk.

MODS: Released for Science
PEPSI PFU: …

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New Obs Computer Structure

Posted Sep 10, 2022

We have recently made some changes to our observing workstations, retiring several stations and renaming others. The old 32-bit mountain workstations obs2 and obs3 have been retired, and obs4 has been renamed obs-32bit. The former 64-bit machines, obs5 and obs6 …

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WCS added to MODS headers

Posted Jul 08, 2022

To satisfy the requirements that LBTO data archived and distributed to partners be IVOA-compliant, a WCS was
added to MODS headers at the end of April 2022. MODS data taken on and after 2022-04-29 UT will contain a
spatial WCS …

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