3 days ago · Because images can contain valuable scientific data, Siril provides tools to analyze star brightness variation. A powerful astrometry interaction will quickly give you information about objects …

Siril is a software application for astrophotography, which allows pre-processing and processing of images from any type of camera (CCD, planetary camera, webcam etc.). The images must be …

This beginner-friendly tutorial walks you through the entire astrophotography processing workflow, from stacking to final stretch, using the latest version of Siril.

Jun 7, 2023 · In this guide, we’ll show you how to download and install Siril, along with tips for professional-quality results. This Siril download is a must because successful astrophotography …

Siril is an image processing tool specially tailored for noise reduction and improving the signal/noise ratio of an image from multiple captures, as required in astronomy.

May 27, 2023 · Siril performs many functions including image stacking and autostretching, and it interfaces with external programs such as StarNet++ to remove stars too. This lessens the need to …

Siril uses by default 90% of the available memory for processing, this can be decreased in the preferences or with the setmemcommand. For more information about memory management, see …

May 9, 2025 · Discover the exciting new features in Siril 1.4.0, the latest update for astrophotography enthusiasts. Learn about enhanced image processing tools, advanced astrometry, improved color …

Jul 11, 2025 · Downloads Download SIRIL version 1.4.1 released on January 5, 2026. (Release notes)

Tutorials focused on the free and open source program Siril.