Jan 13, 2022 · Overview Synopsis: The imaging application SAOImage ds9 is distributed with CIAO as the default imager. It is developed independently from CIAO but does contain some …

Nov 1, 2024 · The ds9 catalog tool allows users to annotate their images with markers for sources from many different catalogs (including the Chandra Source Catalog and users own source …

Apr 14, 2020 · Synopsis: This thread provides step-by-step instructions for accessing CSC2 data with the SAOImage DS9 and TOPCAT applications separately, and then sending CSC data …

Jan 24, 2022 · Overview Synopsis: The tool dmgroupreg takes a ds9 region file (which must contain grouping information) and creates source and background region files that the CIAO …

Feb 17, 2022 · ds9 has a very power catalog tool that allows users to overlay multiple catalogs on an image and to perform various kinds of analysis including cross-matching between multiple …

Apr 15, 2025 · The Imaging threads cover a wide range of topics that include source detection, creating exposure maps and normalized images, and calculating image statistics. How to …

Dec 9, 2024 · The color map is the standard ds9 "rainbow" colormap, but inverted so that red maps to the lowest energies (1200eV) and violet maps to the highest energies (3000eV).

Feb 8, 2022 · CIAO Analysis menu in ds9 The net counts can also be obtained directly in ds9 using the CIAO analysis menu in ds9, aka dax. From ds9 select the top-level Analysis menu …

Feb 15, 2022 · True Color Images in ds9: using the ds9 imager to interactively create a true color image. Displaying a three-color image in ChIPS

Nov 1, 2024 · dax *, the Ds9 Analysis eXtensions, is a collection of CIAO tasks that have been integrated with SAOImage DS9 using ds9's analysis menu interface. dax provides users …