compare - Compares multiple extracted spectra from a three-dimensional IFU NDF

Description:

This shell script reads a three-dimensional IFU NDF as input and presents you with a white light image of the cube. You can then select an $X$-$Y$ position using the cursor. The script will extract and display this spectrum next to the white-light image. You can then select another $X$-$Y$ position using the cursor, and the script will display this spectrum as well, allowing s comparison of the two.

Usage:

compare [-i filename]

Command-line Arguments

• -i filename
  The script will use this as its input file, the specified file should be a three-dimensional NDF. By default the script will prompt for the input file.

Implementation Status:

This script invokes a collection of A-tasks from the KAPPA and FIGARO packages.