The NIRWALS instrument detrending software pipeline

Fuente: arXiv
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Autores principales: Kotulla, Ralf, Wolf, Marsha, Bershady, Matt
Formato: Preprint
Publicado: 2025
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author Kotulla, Ralf
Wolf, Marsha
Bershady, Matt
author_facet Kotulla, Ralf
Wolf, Marsha
Bershady, Matt
contents We describe the basic instrument detrending software for the NIRWALS spectrograph on the SALT telescope. Its basic purpose is to process multiple non-destructive reads of increasing exposure time into a final image reflecting the observed source intensity as expressed in counts (or electrons) per second, including its uncertainty. The output products of this pipeline can then be used to as input for follow-up data processing to apply wavelength solutions and extract fluxes for individual fibers. All pipeline code is implemented in python and can be obtained via common portals such as PyPI and GitHub. Additional information on how to use the code is available online at nirwals.readthedocs.io
format Preprint
id arxiv_https___arxiv_org_abs_2503_02829
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle The NIRWALS instrument detrending software pipeline
Kotulla, Ralf
Wolf, Marsha
Bershady, Matt
Instrumentation and Methods for Astrophysics
We describe the basic instrument detrending software for the NIRWALS spectrograph on the SALT telescope. Its basic purpose is to process multiple non-destructive reads of increasing exposure time into a final image reflecting the observed source intensity as expressed in counts (or electrons) per second, including its uncertainty. The output products of this pipeline can then be used to as input for follow-up data processing to apply wavelength solutions and extract fluxes for individual fibers. All pipeline code is implemented in python and can be obtained via common portals such as PyPI and GitHub. Additional information on how to use the code is available online at nirwals.readthedocs.io
title The NIRWALS instrument detrending software pipeline
topic Instrumentation and Methods for Astrophysics
url https://arxiv.org/abs/2503.02829