Using SAOImage ds9 - CIAO 4.18 - 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 …
Analysis Guide: Video Demos and Tutorials - CIAO 4.18
Oct 28, 2025 · 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 …
True Color Images in ds9 - CIAO 4.18 - Harvard University
Feb 15, 2022 · The smoothing capability in ds9 lets you interactively smooth the data, as opposed to running the CIAO tools aconvolve or csmooth. For quantitative data analysis, the …
Ahelp: dmregions - CIAO 4.18 - 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 …
Watch Out Page - CIAO 4.18 - Harvard University
Dec 10, 2025 · Problems with Xquartz 2.8.5 Some users have reported problems related to disappearing menus using ds9 with Xquartz version 2.8.5 which was released on January 26, …
Chandra Newsletter Article
While DS9 continues to be an independent project serving all fields of astronomy (and beyond), the collaboration with the SDS group has led to several exciting updates specifically of interest …
Chandra/CIAO 2025 Workshop
Oct 28, 2025 · Using dmcoords, dmstat, dmlist, or ds9+dax, determine the CCD_ID where the bright source in the center of the field is located. Use dmcopy to exclude the wavdetect …
Creating colorized waveform images with CIAO and DS9
Sep 4, 2025 · DS9 export vs saveimage. The examples below use ds9's export functionality. export and saveimage are fundamentally different even though both can write bitmap images. …
Quick Start Guide - CIAO 4.18 - Harvard University
Dec 1, 2025 · 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 …
Creating Energy Hue Maps - CIAO 4.17
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).