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Add sensor height map to batoid telescope model #451
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Do we have the info to do the same for the ComCam model? |
Ask Andy Rasmussen, he should be able to locate height data if this was collected for the ComCam raft
…_________________________________________________________________________
Prof. Aaron Roodman
Deputy Director Vera C. Rubin Observatory
Dept. of Particle Physics & Astrophysics
Kavli Institute for Particle Astrophysics & Cosmology
SLAC National Accelerator Laboratory
Stanford University
SLAC National Accelerator Laboratory E-mail: ***@***.******@***.***>
2575 Sand Hill Rd. Phone: 650-926-2705
MS 29
Menlo Park, CA 94025 URL: http://www.slac.stanford.edu/~roodman
_________________________________________________________________________
From: Chris Walter ***@***.***>
Date: Thursday, March 7, 2024 at 8:15 AM
To: LSSTDESC/imSim ***@***.***>
Cc: Subscribed ***@***.***>
Subject: Re: [LSSTDESC/imSim] Add sensor height map to batoid telescope model (PR #451)
Do we have the info to do the same for the ComCam model?
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@arasmssn This is the GitHub issue I asked you about. |
@jmeyers314 I think something's wonky in the trascription between the focal plane sensor fit zernike coefficients. First of all it looks almost like there's a vignetting pattern that drops off at field positions >1.75deg or so that makes the surface height of the sensors drop off. I'll need to check these maps against the actual in-situ measurements for which we also didn't have full reach because of the displacement sensor's plane of reflection. |
Adds sensor height map data to batoid telescope model. The height data comes from https://ls.st/doc-37242. The more detailed measurements there are fit, for each sensor, to a Zernike model which I evaluate here. Also included is a script to make a focal plane height map for comparison to the docushare document. Here's the actual comparison:
From Doc-37242
From imsim script:
There's enough similarity to convince me I got the signs and coordinates right, even if there are some offsets too (though note, it was hard to match colorbars).
Finally, I had to tweak
batoid
a bit to make this, so it won't pass CI until that's updated. I wanted to make the PR while this was fresh in my memory though.