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Welcome to CASA Guides CASA (Common Astronomy Software Applications) is a comprehensive software package to calibrate, image, and analyze radioastronomical data from interferometers (such as ALMA and EVLA, both shown below) as well as single dish telescopes. This wiki provides examples and hints for reducing data in CASA.

Featured article CASA tutorial for ALMA Band 3 Science Verification data on the merging galaxy NGC 3256

CASA Tutorials

CASA News

List of All Tutorials Quick Links: ALMA guides EVLA and VLA Guides Getting Started 3C391 Continuum Calibration and Imaging SN2010FZ Wide-band IRC+10216 Spectral Line G55.7+3.4 Wide-band Wide-field VLA 5 GHz Continuum Survey VLA NGC 5921 HI Emission VLA MRK 6 HI Absorption CARMA and SMA Tutorials M99 Spectral Line Mosaic Extracting data from MIRIAD SMA CO Line Data Simulating Observations Guides to Specific Tasks and Tools

20 October 2017: CASA Release 5.1.1 is now available 26 September 2017: CASA Newsletter #5 Using CASA CASA Homepage Information on the latest releases, documentation, and support Installing CASA Where to obtain CASA, and how to install it in different operating systems What is CASA? Overview of CASA calibration, imaging, and a description of basic tasks Getting Started in CASA Guide to CASA syntax, task execution, and scripting CASA Reference Manuals The CASA COOKBOOK, and manuals for tasks and toolkits Hints, Tips, & Tricks Essential information to use CASA like a pro Annotated Example Scripts Sample data reduction scripts for reference AIPS-to-CASA Cheat Sheet Python Overview Includes basics of python, and guides to arrays and plotting CASA User Scripts and Tasks Aligning, mosaicking, stitching, plotting weather, and more CASA Region Format (CASA 3.3+) Defining image subsections for tasks NRAO Science Forum Ask the community questions about data processing

Index of All Articles List of All Articles Index by Category

Interactive Tools in CASA CASA viewer demonstration video Data flagging with viewer Data flagging with plotms Averaging data in plotms Axis definitions in plotms

CASA Events 23-27 October 2017: 6th VLA Data Reduction Workshop (NRAO Socorro, NM)

Useful Links CASA homepage my.nrao.edu - Your Portal to NRAO Services Python Documentation EVLA Guides Splatalogue - Astronomical Line Database CASA python script repository (temporary) Information for Authors MediaWiki markup language CASAGuides Instructions for Authors

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684 articles since July 2009.

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