NewsFebruary 8, 2017: CASA 4.7.1 is now available with updated ALMA and VLA pipelines.
Obtaining the CASA Release
Supported Operating Systems
The latest CASA release 4.7.1 is available for the following operating systems:
- Red Hat 7
- Red Hat 6
- Mac OS X
- OS X 10.11 (El Capitan; 64-bit)
- OS X 10.10 (Yosemite; 64-bit)
ALMA and VLA pipelines are updated regularly and included in some versions of CASA. In the download section below, the latest official pipeline releases are available that are being used for production at the observatories.
Please follow these links for downloading the code for your specific operating system. Installation instructions are provided, too.
CASA Pre-releases are code under development. Use with caution as the code is still undergoing changes, is less tested and not well documented. Package sizes vary between 0.4-1.1GB.
|Red Hat 7|
|Red Hat 6|
|Mac OS X Packages||Installation|
|OS X 10.11 (El Capitan)|
|OS X 10.10 (Yosemite)|
OS X users should be aware that it may be necessary to temporarily bypass Apple's Gatekeeper security system in order to run CASA for the first time after downloading it. This can be accomplished by using "Ctrl+click" on the downloaded application file and selecting "Open" from the contextual menu. More details may be found here.
Older ReleasesRedHat 7
RedHat 6 (CASA 4.3.0+)
RedHat 5 (CASA 4.3.0+)
RedHat (CASA <=4.2.2)
MacOS 10.8 (4.3+) OSX 10.8 (<=4.2.2)
CommonCASA User Reference & Cookbook (current release):
If you need additional help, please consult our NRAO helpdesk or ALMA helpdesk