Create Image Catalog


The Create Image Catalog command generates a table, or "catalog", of image properties such as size, type, exposure time, etc. The results are listed in a Report Window which includes standard tools for working with tabulated results. The results may be saved to a text file, copied to the Windows clipboard, or printed. See Arranging Grid Data.

This command is available in the File menu.

Quantities Tabulated by the Catalog Command

Column

Definition

#

Sequential number in table

 

Check this box for each image you want to display. To select all images (or unselect all images), check the box in the top header row.

File Name

The File name without path

Object

OBJECT keyword (name of the target)

Type

IMAGETYP keyword (bias, dark, etc.)

Exp

EXPTIME keyword (exposure time, in seconds)

Filter

FILTER keyword (filter used for the image)

Time

TIME-OBS keyword (UT at beginning of exposure)

Date

DATE-OBS keyword (UT Date at beginning of exposure)

RA

RA keyword (Right Ascension)

Dec

DEC keyword (Declination)

Cols

NAXIS1 keyword (image columns)

Rows

NAXIS2 keyword (image rows)

File Path

The full file path

The Catalog Report

When you execute this command, Mira opens an Open dialog like that used to open files for display. As for displaying an image, simply mark the images you wish to list in the catalog Report Window. This tool works best with FITS format which contains a rich assortment of useful information in the form of keywords. Some formats such as JPEG or BMP do not contain the keywords for all table cells.

Tip

If you run this command multiple times, new information is always appended to the existing Image Catalog window. To begin with an empty table, delete its contents using the View > Clear command from the Report Window menu, or simply delete the window using its [X] button.

Command Menu

A command menu opens with a right-click on the grid. This menu contains typical functions plus theDisplay Selected Images command. to display images from the catalog, To select images, mark the checkbox in its row. To select all images, check the box in the top header row. Alternatively, to display one image at a time,. you can skip using the checkbox and simply double clik on the row containing the target image.

image_catalog_menu.png

Related Topics

Image Information, FITS Header Pane, Opening and Saving Files