Offline Data Reduction and/or CASA
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How can I calculate the spectral coverage of my SPWs in different frequency reference frames?
Published: May 2, 2013
Mar 28, 2025 -
What is Remcloud, and how could it reduce phase RMS?
Published: Nov 17, 2021
Mar 7, 2024 -
What are some of the recommendations and best practices that I need to know if I am imaging very bright, resolved objects (e.g. planets)?
Published: Nov 15, 2021
Mar 6, 2024 -
What are the amplitude calibration issues caused by ALMA's normalization strategy?
Published: Jun 22, 2021
Oct 6, 2021 -
How does the CASA viewer convert from Jy/Beam to K (brightness temperature)?
Published: Jun 8, 2020
Oct 8, 2024 -
What errors could originate from the correlator spectral normalization and Tsys calibration?
Published: Nov 27, 2019
Mar 12, 2024 -
How does the new perchanweightdensity parameter in CASA effect my ALMA data?
Published: Oct 11, 2019
Mar 25, 2025 -
What CASA version was used for QA2?
Published: Jan 26, 2018
Mar 6, 2024 -
Where is the Primary Beam Correction information in my delivered data?
Published: Dec 1, 2017
Mar 19, 2024 -
How is noise correlated in CASA when mstransform and tclean are used?
Published: May 22, 2017
Apr 1, 2025 -
What global variables are available in scriptForPI.py?
Published: Feb 9, 2017
Mar 28, 2025 -
Why does scriptForPI.py crash with the error No such file or directory: '../rawdata/uid___A002_X12345_X1234.ms.flagversions.tgz?
Published: Feb 9, 2017
Nov 1, 2023 -
What Calibration and Imaging products will be delivered to me?
Published: Oct 17, 2016
Nov 20, 2024 -
Does the feathering process for Solar observations differ from that for other observations?
Published: Mar 11, 2016
Mar 28, 2025 -
How do I combine multiple executions obtained with a single antenna configuration?
Published: Aug 26, 2015
Mar 19, 2024 -
Why do I get a "h_init not defined" error in CASA?
Published: Apr 17, 2015
Nov 1, 2023 -
How can I modify the PYTHONPATH in CASA?
Published: Dec 15, 2014
Mar 9, 2022 -
How do the results of the CASA hanningsmooth task compare with the online Hanning smoothing done by the ALMA correlator?
Published: Aug 18, 2014
Mar 20, 2024 -
What primary beam does CASA use for ALMA 12-m antennas? And what is the actual ALMA 12-m antenna primary beam, for that matter?
Published: Nov 14, 2013
Mar 20, 2024 -
How should I create and use my own Observatories table when an observatory is not known to CASA?
Published: Oct 23, 2013
Nov 1, 2023 -
What are the frequency reference frames in CASA?
Published: Nov 29, 2011
Mar 9, 2022 -
How to regrid a CASA image to match another one?
Published: Apr 13, 2011
Oct 8, 2024 -
Where can I find data reduction tutorials and recipes using CASA?
Published: May 11, 2010
Apr 1, 2025 -
How do I specify antenna locations in simobserve?
Published: May 2, 2013
Mar 28, 2025 -
How can I analyze ACA and TP data and combine with 12-m data?
Published: Jun 22, 2012
Mar 12, 2024 -
Why is there a spectral baseline ripple in Total Power observations of Bright Targets?
Published: Oct 17, 2023
Oct 17, 2023 -
Should I worry about line features in my calibrators?
Published: Nov 28, 2023
Mar 6, 2024 -
Why do I see a ripple in my band 1 data?
Published: Dec 5, 2024
Dec 5, 2024