Last modified: December 2020

URL: https://cxc.cfa.harvard.edu/sherpa/ahelp/image_psf.html
AHELP for CIAO 4.13 Sherpa v1

image_psf

Context: psfs

Synopsis

Display the 2D PSF model for a data set in the image viewer.

Syntax

image_psf(id=None, newframe=False, tile=False)

id - int or str, optional
newframe - bool, optional
tile - bool, optional

Description

The image viewer is automatically started if it is not already open.


Examples

Example 1

>>> image_psf()

Example 2

>>> image_psf(2)

PARAMETERS

The parameters for this function are:

Parameter Definition
id The data set. If not given then the default identifier is used, as returned by `get_default_id` .
newframe Create a new frame for the data? If False , the default, then the data will be displayed in the current frame.
tile Should the frames be tiles? If False , the default, then only a single frame is displayed.

Notes

Image visualization is optional, and provided by the DS9 application [1] .

References


Bugs

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

See Also

psfs
contour_kernel, contour_psf, delete_psf, get_psf, get_psf_contour, get_psf_image, get_psf_plot, image_kernel, load_conv, load_psf, plot_kernel, plot_psf, set_psf, show_kernel, show_psf