Download and IDL setup

1. download "contsub_v01.zip"; click the "down-arrow" button

2. extract this to a certain directory

3. run IDL

3.1. compile

IDL> @setup.idl

3.2. run

IDL> w_contsub

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To download, please click the "down arrow" on the right, or you may meet the Google's devil.

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Possible issues

a. Only tested in IDL8.3

b. Possible dependencies on some hidden idl routines.

- Please leave the names of missing routines in the comment section below (or email to me). I will upload them.

====== Program and License Headers ======

;+

; NAME:

;

; w_contsub : An IDL widget tool for continuum subtraction of

; emission-line images

;

; VERSION:

;

; 0.9 (December, 2013)

;

; PURPOSE:

;

; To subtract continuum emission from emission-line

; images. Designed for use with HST WFC3 images. Employs the

; continuum subtraction method described by Hong, Calzetti and

; Dickinson (2013 PASP in press).

;

; CALLING SEQUENCE:

;

; at the IDL prompt:

;

; @idl_setup.idl

; w_contsub

;

; EXTERNAL:

;

; Uses the following associated external programs. These programs are included

; in the extra_pro directory and each has its own description and in

; some cases license information.

;

; cgcolor.pro - from Fanning Software Consulting Inc.

; cgdefcharsize.pro - from Fanning Software Consulting Inc.

; cghistoplot.pro - from Fanning Software Consulting Inc.

; cgsnapshot.pro - from Fanning Software Consulting Inc.

; convert_to_type.pro - from Fanning Software Consulting Inc.

; gettok.pro - W. Landsman

; imgunder.pro - R. Sterner

; readfits.pro - W. Landsman

; sxpar.pro - W. Landsman

; valid_num.pro - W. Landsman

;

; To use the SAMP capabilities to send images directly to Aladin,

; the Aladin software needs to be running http://aladin.u-strasbg.fr/aladin.gml

;

; NOTES:

; Programed by an Astronomer with only minor notions of good

; programming practice or error checking. There might be a memory

; leak somewhere. Tested on IDL 7.0 (and IDL 8.3 by

; S. Hong).

;

; MODIFICATION HISTORY:

; Original version 0.9

;

;

;##############################################################################

;

; LICENSE

;

; w_contsub is free software; you can redistribute it and/or modify

; it. It is provided WITHOUT ANY WARRANTY.

;

;

;##############################################################################