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Accessing CASA on the RTDC


Make sure you pick the correct computer & version of python to be compatible with the version of CASA you wish to use.
This table is complied from CASA documentation.

CASA VERSIONS
OS Python 3.6 Python 3.7 Python 3.8 CASA Pipeline
RHEL 6<= 6.36.26.2 5.6
RHEL 8 >= 6.0 >= 6.4, < 6.5.6 >= 6.46.1+

Conda environments are available that provide different versions of python.
You can activate the relevant conda environment with $ conda activate py38
Find the OS of the RTDC computers here.

CONDA ENVIRONMENTS
OS Python 3.6 Python 3.7 Python 3.8 Python 3.11
RHEL 6py36-default-
RHEL 8 py36 py37 py38default

There are a number of versions of CASA on the RTDC computers. The latest version is aliased to the
casa command in your terminal. RHEL 6 and RHEL 8 machines will have a different default CASA.
To access older versions, the full path must be given or you can create your own alias in ~/.cshrc.

CASA version Location
6.6.3 /py3opt/casa-6.6.3-22-py3.8.el8/bin/casa
6.6.0 /py3opt/casa-6.6.0-20-py3.8.el7/bin/casa
6.5.4 pipeline /py3opt/casa-6.5.4-9-pipeline-2023.1.0.124/bin/casa
6.5.3 /opt/casa-6.5.3-28-py3.8/bin/casa
6.4.0 /opt/casa-6.4.0-16/bin/casa
6.2.1 pipeline /opt/casa-6.2.1-7-pipeline-2021.2.0.128/bin/casa
5.8.0* /opt/casa-release-5.8.0-109.el6/bin/casa
5.7.2 /opt/casa-release-5.7.2-4.el6/bin/casa
5.8.0 prerelease /opt/casa-prerelease-5.8.0-5.el6/bin/casa
5.7.0 /opt/casa-release-5.7.0-134.el6/bin/casa
5.6.1 pipeline /opt/casa-pipeline-release-5.6.1-8.el6/bin/casa
5.6.0 /opt/casa-release-5.6.0-60.el6/bin/casa
5.5.0 /opt/casa-release-5.5.0-149.el6/bin/casa
5.4.1 /opt/casa-release-5.4.1-32.el6/bin/casa
5.4.0 /opt/casa-release-5.4.0-70.el6/bin/casa
5.3.0 /opt/casa-release-5.3.0-143.el6/bin/casa
5.1.2 /opt/casa-release-5.1.2-4.el6/bin/casa
5.1.1 /opt/casa-release-5.1.1-5.el6/bin/casa
5.0.0 /opt/casa-release-5.0.0-218.el6/bin/casa
4.7.2 /opt/casa-release-4.7.2-el6/bin/casa
4.7.1 /opt/casa-release-4.7.1-el6/bin/casa
4.7.0 /opt/casa-release-4.7.0-el6/bin/casa
4.6.0 /opt/casa-release-4.6.0-el6/bin/casa
4.5.0 /opt/casa-release-4.5.0-el6/bin/casa
4.4.5 /opt/casa-release-4.4.5-el6/bin/casa
4.4.0 /opt/casa-release-4.4.0-el6/bin/casa
4.3.1 /opt/casa-release-4.3.1-el5/bin/casa
4.3.0 /opt/casa-release-4.3.0-el5/bin/casa
4.2.2 /opt/casapy-42.2.30986-1-64b/bin/casa
4.2.1 /opt/casapy-42.1.29047-001-1-64b/bin/casa
4.2.0 /opt/casapy-42.0.28322-021-1-64b/bin/casa
* Alisased to casa on RHEL 6 machines.
Aliased to CASA on RHEL 8 machines.

On CF Computers

CASA is also available on the CF managed Linux computers:

CASA version Location
6.5.1 /sma/ALMA/casa-651
5.6.1 /sma/ALMA/casa-561
5.4.1 /sma/ALMA/casa-541
5.4.0 /sma/ALMA/casa-540
5.3.0 /sma/ALMA/casa-530
5.1.1 /sma/ALMA/casa-511
5.1.0 /sma/ALMA/casa-510
4.7.2 /sma/ALMA/casa-472
4.7.1 /sma/ALMA/casa-471
4.5.3 /sma/ALMA/casa-453
4.5.0 /sma/ALMA/casa-45
4.4.0 /sma/ALMA/casa-44
4.3.0 /sma/ALMA/casa-43
4.2.0 /sma/ALMA/casa-42
4.1.0 /sma/ALMA/casa-41
3.4.0 /sma/ALMA/casa-34


On Hilo Computers

You can find CASA on the Hilo reduction computers at /usr/local/casa-release-4.7.0-1-el6/bin/casa