Provided by: cpl-plugin-xsh-doc_2.3.0+dfsg-3_all 
NAME
xsh_scired_slit_offset - Reduce science exposure in SLIT configuration and on/off mode
SYNOPSIS
esorex xsh_scired_slit_offset [OPTIONS] FILE.sof
DESCRIPTION
This recipe reduces science exposure in SLIT configuration and on/off mode Input Frames :
- A set of n Science frames ( n even ), Tag = STD_FLUX_SLIT_OFFSET_arm,
SKY_SLIT_arm
- Spectral format table (Tag = SPECTRAL_FORMAT_TAB_arm)
- A master flat frame (Tag = MASTER_FLAT_SLIT_arm)
- An order table frame(Tag = ORDER_TABLE_EDGES_SLIT_arm)
- A wavelength calibration solution frame(Tag = WAVE_TAB_2D_arm)
- [OPTIONAL] Table with dispersion coefficients (Tag = DISP_TAB_arm)
It is required if -rectify-conserve-flux=TRUE
- [OPTIONAL] A non-linear badpixel map (Tag = BP_MAP_NL_arm)
- [OPTIONAL] A reference badpixel map (Tag = BP_MAP_RP_arm)
- [OPTIONAL] The instrument response table (Tag = RESPONSE_MERGE1D_SLIT_arm)
- [OPTIONAL] An atmospheric extinction table (Tag = ATMOS_EXT_arm)
- [OPTIONAL] A telluric mask (Tag = TELL_MASK_arm) Products :
- PREFIX_ORDER2D_arm extracted spectrum, order-by-order, 2D
- PREFIX_ORDER1D_arm extracted spectrum, order-by-order, 1D
- PREFIX_MERGE2D_arm merged spectrum, 2D
- PREFIX_MERGE1D_arm merged spectrum, 1D
- PREFIX_SKY_arm, 2D sky frame
- SKY_SLIT_ORDER2D_arm, 2D sky image (order-by-order)
- SKY_SLIT_MERGE2D_arm, 2D sky image (merged)
- PREFIX_WAVE_MAP_arm, wave map image
- PREFIX_SLIT_MAP_arm, slit map image
- where PREFIX is SCI, FLUX, TELL if input raw DPR.TYPE contains OBJECT or FLUX or
TELLURIC
- [OPTIONAL, if response and atm ext are provided] PREFIX_FLUX_ORDER2D_arm (2
dimension)
- [OPTIONAL, if response and atm ext are provided] PREFIX_FLUX_ORDER1D_arm (1
dimension)
- [OPTIONAL, if response and atm ext are provided] PREFIX_FLUX_MERGE2D_arm (2
dimension)
- [OPTIONAL, if response and atm ext are provided] PREFIX_FLUX_MERGE1D_arm (1
dimension)
OPTIONS
--keep-temp <str>
If ´no´, temporary files are deleted. (str; default: ´no´). The full name of this
option for the EsoRex configuration file is xsh.xsh_scired_slit_offset.keep-temp
[default = no].
--debug-level <str>
Additional xshooter debug level. One of ´none´, ´low´, ´medium´, ´high´ (str;
default: ´none´). The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.debug-level [default = none].
--time-stamp <bool>
Add timestamp to product file name. (bool; default: False). The full name of this
option for the EsoRex configuration file is xsh.xsh_scired_slit_offset.time-stamp
[default = False].
--decode-bp <long>
Integer representation of the bits to be considered bad when decoding the bad pixel
mask pixel values. (long; default: 2144337919). The full name of this option for
the EsoRex configuration file is xsh.xsh_scired_slit_offset.decode-bp [default =
2144337919].
--pre-overscan-corr <long>
pre-overscan correction.0: no correction1: mean overscan correction2: mean prescan
correction3: (mean pre+mean overscan)/2 correction (long; default: 1). The full
name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.pre-overscan-corr [default = 1].
--removecrhsingle-sigmalim <float>
Poisson fluctuation threshold to flag CRHs (see van Dokkum, PASP,113,2001,p1420-27)
(float; default: 20.0). The full name of this option for the EsoRex configuration
file is xsh.xsh_scired_slit_offset.removecrhsingle-sigmalim [default = 20.0].
--removecrhsingle-flim <float>
Minimum contrast between the Laplacian image and the fine structure image that a
point must have to be flagged as CRH. (see van Dokkum, PASP,113,2001,p1420-27)
(float; default: 2.0). The full name of this option for the EsoRex configuration
file is xsh.xsh_scired_slit_offset.removecrhsingle-flim [default = 2.0].
--removecrhsingle-niter <long>
Max number of iterations (long; default: 4). The full name of this option for the
EsoRex configuration file is xsh.xsh_scired_slit_offset.removecrhsingle-niter
[default = 4].
--rectify-kernel <str>
Name of the Interpolation Kernel Used. Possible values are: tanh, sinc, sinc2,
lanczos, hamming, hann. (str; default: ´tanh´). The full name of this option for
the EsoRex configuration file is xsh.xsh_scired_slit_offset.rectify-kernel [default
= tanh].
--rectify-radius <float>
Rectify Interpolation radius [bin units]. (float; default: 2.0). The full name of
this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.rectify-radius [default = 2.0].
--rectify-bin-lambda <float>
Wavelength step in the output spectrum [nm] (float; default: -1.0). The full name
of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.rectify-bin-lambda [default = -1.0].
--rectify-bin-slit <float>
Spatial step along the slit in the output spectrum [arcsec] (float; default: -1.0).
The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.rectify-bin-slit [default = -1.0].
--localize-method <str>
Localization method (MANUAL, MAXIMUM, GAUSSIAN) used to detect the object centroid
and height on the slit (str; default: ´MANUAL´). The full name of this option for
the EsoRex configuration file is xsh.xsh_scired_slit_offset.localize-method
[default = MANUAL].
--localize-chunk-nb <long>
Number of chunks in the full spectrum to localize the object (long; default: 10).
The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.localize-chunk-nb [default = 10].
--localize-thresh <float>
Threshold relative to the peak intensity below which the edges of the object are
detected for MAXIMUM localization (float; default: 0.1). The full name of this
option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.localize-thresh [default = 0.1].
--localize-deg-lambda <long>
Degree in lambda in the localization polynomial expression slit=f(lambda), used
only for MAXIMUM and GAUSSIAN (long; default: 0). The full name of this option for
the EsoRex configuration file is xsh.xsh_scired_slit_offset.localize-deg-lambda
[default = 0].
--localize-slit-position <float>
Object position on the slit for MANUAL localization [arcsec] (float; default: 0.0).
The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.localize-slit-position [default = 0.0].
--localize-slit-hheight <float>
Object half height on the slit for MANUAL localization [arcsec] (float; default:
2.0). The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.localize-slit-hheight [default = 2.0].
--localize-kappa <float>
Kappa value for sigma clipping in the localization polynomial fit (float; default:
3.0). The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.localize-kappa [default = 3.0].
--localize-niter <long>
Number of iterations for sigma clipping in the localization polynomial fit (long;
default: 3). The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.localize-niter [default = 3].
--localize-use-skymask <bool>
TRUE if we want to mask sky lines using SKY_LINE_LIST file. (bool; default: False).
The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.localize-use-skymask [default = False].
--stdextract-interp-hsize <long>
Half size of mask used to define object cross order profile (long; default: 30).
The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.stdextract-interp-hsize [default = 30].
--combinenod-method <str>
Combination method for nodded frames (MEDIAN, MEAN) (str; default: ´MEAN´). The
full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.combinenod-method [default = MEAN].
--gen-sky <bool>
if TRUE a 2D sky frame, a 2D rectified, a 2D merged sky are generated (bool;
default: True). The full name of this option for the EsoRex configuration file is
xsh.xsh_scired_slit_offset.gen-sky [default = True].
Note that it is possible to create a configuration file containing these options, along
with suitable default values. Please refer to the details provided by the 'esorex --help'
command.
SEE ALSO
The full documentation for the xsh pipeline can be downloaded as a PDF file using the
following URL:
ftp://ftp.eso.org/pub/dfs/pipelines/xsh/xsh-pipeline-manual-12.1.pdf
An overview over the existing ESO pipelines can be found on the web page
http://www.eso.org/sci/software/pipelines/.
Basic documentation about the EsoRex program can be found at the esorex (1) man page.
It is possible to call the pipelines from python using the python-cpl package. See
http://packages.python.org/python-cpl/index.html for further information.
The other recipes of the xsh pipeline are xsh_cfg_recover(7), xsh_lingain(7),
xsh_geom_ifu(7), xsh_wavecal(7), xsh_scired_slit_nod(7), xsh_respon_slit_nod(7),
xsh_mdark(7), xsh_respon_slit_offset(7), xsh_orderpos(7), xsh_scired_ifu_stare_drl(7),
xsh_scired_ifu_stare(7), xsh_flexcomp(7), xsh_scired_ifu_offset_drl(7),
xsh_util_physmod(7), xsh_respon_slit_stare(7), xsh_2dmap(7), xsh_mflat(7), xsh_mbias(7),
xsh_predict(7), xsh_scired_ifu_offset(7), xsh_scired_slit_stare(7)
VERSION
xsh_scired_slit_offset 2.3.0
AUTHOR
P.Goldoni, L.Guglielmi, R. Haigron, F. Royer, D. Bramich, A. Modigliani <amodigli@eso.org>
BUG REPORTS
Please report any problems to amodigli@eso.org. Alternatively, you may send a report to
the ESO User Support Department <usd-help@eso.org>.
LICENSE
This file is part of the X-shooter Instrument Pipeline Copyright (C) 2006 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