Using SAOImage ds9 - CIAO 4. 17 - Harvard University 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 - Reviewed for CIAO 4 14 Updated file versions
Analysis Guide: Video Demos and Tutorials - CIAO 4. 17 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 from CIAO's wavdetect, celldetect, and vtpdetect)
CIAO: X-ray Data Analysis Software - CIAO 4. 17 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 observatories, whether ground or space based
True Color Images in ds9 - CIAO 4. 17 - Harvard University 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 results
Watch Out Page - CIAO 4. 17 - Harvard University 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 because the ds9 interface has changed in version 7 3 2 (released in October 2014), as noted above, so that it no longer starts in region editing mode To create or edit regions, users must now manually
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, line, vector, ruler, projection, and compass are simply ignored
Creating Source and Background Files - CIAO 4. 17 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 understand There is also the option to remove the source regions from the background within each group Related Links: The Using CIAO Region Files thread ds9 Reference Manual Last Update: 24 Jan 2022 - Reviewed for
Using CIAO Region Files - CIAO 4. 17 - Harvard University 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 down version To compare the same regions in each format:
Bugs: Installation Smoke Tests - CIAO 4. 17 - Harvard University 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 assistance Bugs: ObsVis MacOS Upgrading? Sherpa ds9