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@oczoske oczoske commented Nov 26, 2025

The WCU modes use "perfect" PSFs computed by Roy van Boekel for the various pupil masks. The PR places all pupil masks in the pupil wheel in the WCU (METIS_WCU.yaml). This differs from the instrument configuration where the masks are in several wheel in the CFO, the imager and the LMS. However, for the time being these PSFs are only used for AIT with the WCU. In a future version we may think about using them for on-sky observations as well.
The default configuration uses the following pupil masks and their corresponding psfs:

mode mask
wcu_img_lm PPS-LM
wcu_img_n PPS-N
wcu_lss_l, _m, _n PPS-CFO2
wcu_lms PPS-LMS

Relates to AstarVienna/ScopeSim#832 and AstarVienna/ScopeSim#838

@oczoske oczoske self-assigned this Nov 26, 2025
@oczoske oczoske added data update New version of or change to a data file instrument definition Addition or modification of instrument YAMLs METIS METIS AIT Issues related to METIS AIT simulations labels Nov 26, 2025
@oczoske oczoske requested a review from teutoburg November 26, 2025 15:20
@oczoske oczoske marked this pull request as ready for review November 26, 2025 15:21
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See comment. Otherwise go 👍 (or perhaps wait for the ScopeSim counterpart?)

ra: 0.0
dec: 0.0
# These defaults are overruled by the individual modes:
psf_name: none
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What will be used as the default PSF now? Previously, it was PSF_SCAO_9mag_06seeing.fits, but now I don't see any actual filename as a default. Just to make sure a default METIS simulation now still uses a PSF at all.

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The sky modes all have a psf_file (in default.yaml). I'll check whether that still works.

@oczoske oczoske merged commit 5f1f0c9 into dev_master Nov 30, 2025
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@oczoske oczoske deleted the oc/metis_psfs branch November 30, 2025 20:40
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data update New version of or change to a data file instrument definition Addition or modification of instrument YAMLs METIS AIT Issues related to METIS AIT simulations METIS

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3 participants