Using SAOImage ds9 - CIAO 4.17 - Harvard University
Jan 13, 2022 · Related Links: ds9 Reference Manual ds9 Users Manual: CIAO-style threads on using ds9 Video demos and tutorials Using CIAO Region Files thread Last Update: 13 Jan 2022 - …
Analysis Guide: Video Demos and Tutorials - CIAO 4.17
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 list, eg output …
CIAO: X-ray Data Analysis Software - CIAO 4.17
Sep 23, 2025 · CIAO is the software package developed by the Chandra X-Ray Center for analysing data from the Chandra X-ray Telescope. It can also be used with data from other Astronomical …
True Color Images in ds9 - CIAO 4.17 - Harvard University
Feb 15, 2022 · SAOImage ds9, the imaging application distributed with CIAO, has the capability for users to create an RGB image and interactively adjust many of its parameters to achieve optimal …
Watch Out Page - CIAO 4.17 - Harvard University
Aug 11, 2025 · SAOImage DS9 Help, I am unable to create regions in ds9! By default, ds9 will no longer create regions when it starts; that is, clicking in the ds9 window will not create a region. This is …
Creating Source and Background Files - CIAO 4.17
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 tools can …
Using CIAO Region Files - CIAO 4.17 - Harvard University
Feb 22, 2022 · In general, the ds9 region format has many more options for storing display properties (color, coordinate system, comments), while the CIAO region format is a more simplified, stripped …
Ahelp: dmregions - CIAO 4.17 - Harvard University
DS9 regions CIAO understands most of the simple, atomic regions that DS9 can draw including circle, ellipse, point, box, polygons, and annulus. The regions that are purely for annotations such as text, …
Bugs: Installation & Smoke Tests - CIAO 4.17 - Harvard University
Sep 6, 2025 · Bugs: Installation & Smoke Tests The following is a list of known issues that may be seen when installing CIAO. If you encounter a problem that is not listed here, contact CXC Helpdesk for …
Quick Start Guide - CIAO 4.17 - Harvard University
Dec 19, 2024 · There are multiple ways to perform tasks in ds9 , including through the GUI, on the command line, via XPA or SAMP, and even through HTML For additional details see the True Color …