Description

To see a list of topics related to the Data Model, type 'about dm' (or `ahelp -k dm').

• For an introduction to the ideas in the DM, see dmintro
• For an overview of the syntax, see dmsyntax
• For table filtering, see dmfiltering
• For working with text files, see dmascii
• For table column selection, see dmcols
• For binning a table to an image, see dmbinning
• For images and their coordinate systems, see dmimages
• For filtering an image, see dmimfiltering
• For the region-filtering syntax, see dmregions
• For fine-tuning options to the result of a DM expression, see dmopt
• For a discussion of the various Chandra coordinate systems, see coords