Chris Walter

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For reference these are the limits used by the AOS wavefront estimation pipelines for selecting stars: https://github.com/lsst-ts/ts_wep/blob/develop/policy/task/magLimitStar.yaml

Some of the info we need for things like per sensor QE may be in obs_lsst_data. We had discussions before (related to x-talk etc) about how usable this was and...

@jchiang87 Here is the imSim tracking issue that also has a link to #179 as discussed is the rehearsal meeting today.

Reminder to also look at the updating the skyCatalog instructions (or change the default sky catalog download branch) as it is currently grabbing main, which has issues.

When running on places like USDF with many cores we find we need to use ``` export OMP_NUM_THREADS=1 export NUMEXPR_MAX_THREADS=1 export OMP_PROC_BIND=false ``` and are telling people running at scale...

I don't think there is more for us to do here on the imSim side. @jchiang87 do you have a comment?

I think this is now handled with the SED handling if the underlying SED (like the Diffsky ones) have ELGs. Is that correct @jchiang87? If so we can close.

@jchiang87 Can this one be closed?

A zemax description of the AuxTel optics can be found in https://docushare.lsst.org/docushare/dsweb/Get/Document-37982/Auxiliary%20Telescope%20Optical%20Model.zip