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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.

CASA News

20 October 2017: CASA Release 5.1.1 is now available
26 September 2017: CASA Newsletter #5

CASA Events

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

Featured article

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

Guides

Using CASA
CASA Homepage What is CASA? Getting Started in CASA Installing CASA CASA Reference Manuals	AIPS-to-CASA Cheat Sheet CASA Region Format (CASA 3.3. and higher) Hints, Tips, & Tricks CASA User Scripts and Tasks Python Overview NRAO Science Forum
Interactive Tools in CASA
CASA viewer demonstration video Data flagging with viewer Data flagging with plotms	Averaging data in plotms Axis definitions in plotms
Data Reduction Guides
Extracting scripts from these tutorials
ALMA guides (click on this link) EVLA Guides Tutorials Hints, Tips, & Tricks CASA User Scripts and Tasks VLA Guides Tutorials	CARMA Guides Tutorials Hints, Tips, & Tricks SMA Guides Tutorials
Simulating Observations Simulating Observations in CASA 3.3 Simulating Observations in CASA 3.2 Simulating Observations in CASA 3.1 ALMA Cycle 0 Configurations (Note: the cycle 0 configurations are now available with the current CASA release 3.2.)