Last modified: June 2012

AHELP for CIAO 4.11


Context: contrib


Image-related routines for Crates (CIAO contributed package).


import crates_contrib.images
from crates_contrib.images import *


The crates_contrib.images module provides a helper routine for CIAO users, and is provided as part of the CIAO contributed scripts package.

Loading the routine

The module can be loaded into ChIPS, Sherpa, or Python scripts by saying one of the following:

from crates_contrib.images import *
from crates_contrib.all import *

where the second line will load in all the Crates contributed routines, not just the images module.


This module currenly provides the following routine:

Routine Description
imextent() Scale image axes from pixel coordinates to a physical scale. See "ahelp imextent" for more information. This routine is also exported by the chips_contrib.images module.

Changes in the June 2012 Release

The module and imextent routine are new in this release.


See the bugs pages for an up-to-date listing of known bugs.

Refer to the CIAO bug pages for an up-to-date listing of known issues.