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eROSITA Data Analysis

eROSITA-DE is also releasing X-ray software to analyse eROSITA data! The eROSITA Science Analysis Software System (eSASS) is a compilation of tasks and scripts that allow scientists to manipulate event lists and obtain science data products. The eSASS team has documented how to download and install this software, as well as created a Cookbook with examples and guidelines on how to use the different eSASS tasks. The eSASS team also has extensively documented the file extensions and header keywords that are in the data. These can be accessed from the eROSITA-DE page.

Link Description
eSASS Download and Installation The eROSITA Science Analysis Software System (eSASS) is distributed in a tgz file for Ubuntu systems or as a Docker-container, which can be used on macOS, Windows and other Linux distributions. The link provides directions on how to download, install and use eSASS and the Docker-container.
Tasks A list of the eSASS users' release task can be found, together with a short description of each.
Cookbook Simple guide to the basic eROSITA data analysis tasks, including extraction of images and source spectra, creation of exposure, background and sensitivity maps, performing source detection, etc.
Product Description Provides information about the onboard eROSITA CCDs, the description of event files' naming scheme used by the eSASS pipeline, a concise overview of the header keywords in the event files, a detailed explanation of the different extensions in the event files and a concise description the columns in the source catalogs produced by the eSASS tasks ermldet and catprep.

If you need help, with the eROSITA data analysis please send your queries to the eROSITA Help forum .