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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)
         - [OPTIONAL] The instrument master response table (Tag = MRESPONSE_MERGE1D_SLIT_arm).

           If both master and  individual  response  are  provided  the  individual  response  is
       preferred.

       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 <int>
              Integer representation of the bits to be considered bad when decoding the bad pixel
              mask  pixel  values.    Most frequent codes relevant for the user:   0: good pixel,
              8: pick-up noise,   16: cosmic-ray  removed,    32:  cosmic-ray  unremoved,    128:
              calibration  file  defect, 256: hot pixel,   512: dark pixel,   4096: A/D converted
              saturation, 32768: non linear pixel,   1048576: extrapolated flux in NIR,  4194304:
              Interpolated  flux  during extraction. (int; 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 <int>
              pre-overscan  correction.0: no correction1: mean overscan correction2: mean prescan
              correction3: (mean pre+mean overscan)/2 correction (int; 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 <int>
              Max  number  of  iterations (int; 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 <int>
              Number  of  chunks  in the full spectrum to localize the object (int; 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 <int>
              Degree in lambda in the localization  polynomial  expression  slit=f(lambda),  used
              only  for  MAXIMUM and GAUSSIAN (int; 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 <int>
              Number  of  iterations  for sigma clipping in the localization polynomial fit (int;
              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 <int>
              Half size of mask used to define object cross order profile (int; 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].

       --cut-uvb-spectrum <bool>
              TRUE  if  recipe cuts the UVB spectrum at 556 nm (dichroich) (bool; default: True).
              The  full  name  of  this   option   for   the   EsoRex   configuration   file   is
              xsh.xsh_scired_slit_offset.cut-uvb-spectrum [default = True].

       --generate-SDP-format <bool>
              TRUE  if additional files should be generated in Science Data Product (SDP) format.
              (bool; default: False). The full name of this option for the  EsoRex  configuration
              file is xsh.xsh_scired_slit_offset.generate-SDP-format [default = False].

       --dummy-association-keys <int>
              Sets  the  number  of  dummy  (empty) ASSONi, ASSOCi and ASSOMi keywords to create.
              (int; default: 0). The full name of this option for the EsoRex  configuration  file
              is xsh.xsh_scired_slit_offset.dummy-association-keys [default = 0].

       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 xshoo pipeline can be downloaded as a PDF file using the
       following URL:

              ftp://ftp.eso.org/pub/dfs/pipelines/xshoo/xshoo-pipeline-manual-12.1.pdf

       An  overview  over  the  existing  ESO  pipelines  can  be   found   on   the   web   page
       https://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
       https://packages.python.org/python-cpl/index.html for further information.

       The  other  recipes  of  the  xshoo   pipeline   are   xsh_2dmap(7),   xsh_cfg_recover(7),
       xsh_flexcomp(7),     xsh_geom_ifu(7),    xsh_lingain(7),    xsh_mbias(7),    xsh_mdark(7),
       xsh_mflat(7),       xsh_orderpos(7),        xsh_predict(7),        xsh_respon_slit_nod(7),
       xsh_respon_slit_offset(7),       xsh_respon_slit_stare(7),       xsh_scired_ifu_offset(7),
       xsh_scired_ifu_offset_drl(7),    xsh_scired_ifu_stare(7),     xsh_scired_ifu_stare_drl(7),
       xsh_scired_slit_nod(7), xsh_scired_slit_stare(7), xsh_util_physmod(7), xsh_wavecal(7)

VERSION

       xsh_scired_slit_offset 3.2.0

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