Background subtraction utility
hawki_step_subtract_bkg – hawki background subtraction utility.
This recipe will subtract the given background to the science images.
The background can be obtained from the sky or object images using the hawki_util_compute_bkg utility.
There are two modes of operation: One single background image that it is subtracted to all object images.
As many background images as objects. A one to one relationship is applied.
The files listed in the Set Of Frames (sof-file) must be tagged: obj_basic_cal-file.fits BASIC_CALIBRATED or background-file.fits BKG_IM
Create an object for the recipe hawki_step_subtract_bkg.
import cpl
hawki_step_subtract_bkg = cpl.Recipe("hawki_step_subtract_bkg")
See also
cpl.Recipe for more information about the recipe object.
Please report any problems to Cesar Enrique Garcia Dabo. Alternatively, you may send a report to the ESO User Support Department.
This file is part of the HAWKI Instrument Pipeline Copyright (C) 2002,2011 European Southern Observatory
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Code author: Cesar Enrique Garcia Dabo <usd-help@eso.org>