sinfo_rec_wavecal(7) Wavelength calibration and slitpos determination

SYNOPSIS

esorex sinfo_rec_wavecal [OPTIONS] FILE.sof

DESCRIPTION

This recipe performs wavelength calibration.

The input files are on/off arc lamp frames with tag WAVE_LAMP Master calibration frame input is: A corresponding (band) reference line table with tag REF_LINE_ARC A corresponding (band) distortion table with tag DISTORTION A corresponding (band,preoptic) master flat with tag MASTER_FLAT_LAMP A corresponding (band,preoptics) master bad pixel map with tag MASTER_BP_MAP If wcal-estimate_ind=TRUE, a corresponding (band,preoptics) slitlet position guess table SLIT_POS_GUESS (for example a copy of the SLIT_POS product) If wcal-calib_indicator=FALSE, a corresponding (band,preoptics) parabolic fit coefficients table WAVE_COEF_SLIT If sinfoni.wavecal.slitpos_boostrap_switch=FALSE (wcal-calib-slitpos_bootstrap=0), a corresponding (band,preoptics) slitlets position table with tag SLIT_POS The main products are: The master flat field corrected for distortions (PRO.CATG=MFLAT_STACKED_DIST) The arc lamp frames stacked (PRO.CATG=WAVE_LAMP_STACKED) The wavelength map (PRO.CATG=WAVE_MAP) The slitlet position table (PRO.CATG=SLIT_POS) A parabolic fit coefficients table (PRO.CATG=WAVE_COEF_SLIT) Parameters relative to arc lamp line fit: (PRO.CATG=WAVE_FIT_PARAMS)

OPTIONS

--gen-overpar <bool>
Overwrite DRS ini parameters: (bool; default: True). The full name of this option for the EsoRex configuration file is sinfoni.general.overwrite_parameters [default = True].
--lc_sw <bool>
Correct for bad lines introduced by instrument software: (bool; default: False). The full name of this option for the EsoRex configuration file is sinfoni.general.lc_sw [default = False].
--lc_kappa <long>
Kappa sigma value (long; default: 18). The full name of this option for the EsoRex configuration file is sinfoni.general.lc_kappa [default = 18].
--lc_filt_rad <long>
Filtering radii applied during median filter. Should be small (long; default: 3). The full name of this option for the EsoRex configuration file is sinfoni.general.lc_filt_rad [default = 3].
--product-density <long>
Density of pipeline products: 0 (low), 1 (low+skycor), 2 (med-QC), 3 (high-debug+skycor) (long; default: 2). The full name of this option for the EsoRex configuration file is sinfoni.product.density [default = 2].
--stack-lo_rej <float>
lower rejection (float; default: 0.1). The full name of this option for the EsoRex configuration file is sinfoni.stacked.low_rejection [default = 0.1].
--stack-hi_rej <float>
higher rejection (float; default: 0.1). The full name of this option for the EsoRex configuration file is sinfoni.stacked.high_rejection [default = 0.1].
--stack-flat_ind <bool>
Flat Index: (bool; default: True). The full name of this option for the EsoRex configuration file is sinfoni.stacked.flat_index [default = True].
--stack-mflat_norm_smooth <long>
Normalize master flat to its smoothed value (to remove lamp response curve). 0 (no smooth). 1 (apply fft filter along y).2 (apply running median filter along y). (long; default: 0). The full name of this option for the EsoRex configuration file is sinfoni.stacked.mflat_norm_smooth [default = 0].
--stack-mflat_smooth_rad <long>
Normalization smoothing radii (long; default: 16). The full name of this option for the EsoRex configuration file is sinfoni.stacked.mflat_smooth_rad [default = 16].
--stack-mask_ind <long>
BP Mask Interpolation Switch: indicates if the bad pixel mask should be applied (1) or not (0) (long; default: 1). The full name of this option for the EsoRex configuration file is sinfoni.stacked.mask_index [default = 1].
--stack-ind_ind <bool>
indicates if the bad pixels should be indicated (yes) or interpolated (no) (bool; default: False). The full name of this option for the EsoRex configuration file is sinfoni.stacked.ind_index [default = False].
--stack-mask_rad <long>
Max distance bad-good pix: (long; default: 4). The full name of this option for the EsoRex configuration file is sinfoni.stacked.mask_rad [default = 4].
--stack-gauss_ind <bool>
Gaussian Convolution Switch: (bool; default: False). The full name of this option for the EsoRex configuration file is sinfoni.stacked.gauss_index [default = False].
--stack-khw <long>
Kernel Half Width (long; default: 2). The full name of this option for the EsoRex configuration file is sinfoni.stacked.kernel_half_width [default = 2].
--stack-warpfix_ind <bool>
Warp Fix Index: (bool; default: True). The full name of this option for the EsoRex configuration file is sinfoni.stacked.warpfix_ind [default = True].
--stack-warpfix_kernel <str>
Warpfix kernel: (str; default: 'tanh'). The full name of this option for the EsoRex configuration file is sinfoni.stacked.warpfix_kernel [default = tanh].
--stack-qc_thresh_min <long>
qc_thresh_min (long; default: 0). The full name of this option for the EsoRex configuration file is sinfoni.stacked.qc_thresh_min [default = 0].
--stack-qc_thresh_max <long>
qc_thresh_max (long; default: 49000). The full name of this option for the EsoRex configuration file is sinfoni.stacked.qc_thresh_max [default = 49000].
--stack-sub_raw_sky <bool>
indicates if the raw sky frame should be subtracted (TRUE) or (FALSE) (bool; default: True). The full name of this option for the EsoRex configuration file is sinfoni.stacked.sub_raw_sky [default = True].
--wcal-slitpos_bootstrap <bool>
Switch to get a new slitpos without a reference: (bool; default: False). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.slitpos_boostrap [default = False].
--wcal-calib_indicator <bool>
Calib Indicator: FALSE: if the dispersion relation is already known, the routine can jump to the sinfo_waveMap section TRUE: if the dispersion relation must first be determined (bool; default: True). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.calib_indicator [default = True].
--wcal-min_diff <float>
Minimum Of Difference: minimum difference of mean and sinfo_median column intensity to carry out the cross sinfo_correlation (float; default: 1.0). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.min_diff [default = 1.0].
--wcal-hw <long>
Half Width: half width of a box within which the line must be placed (long; default: 7). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.half_width [default = 7].
--wcal-sigma <float>
Sigma: sigma of Gaussian which is convolved with the artificial spectrum generated using the line list (float; default: 2.0). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.sigma [default = 2.0].
--wcal-fwhm <float>
FWHM: initial guess value for the fwhm of the Gaussian used for the line fit (float; default: 2.83). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.fwhm [default = 2.83].
--wcal-min_amplitude <float>
Minimum Of Amplitude: of the Gaussian to do the fit (float; default: 5.0). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.min_amplitude [default = 5.0].
--wcal-max_residual <float>
Maximum Residuals value: beyond this value the fit is rejected (float; default: 0.5). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.max_residual [default = 0.5].
--wcal-n_a_coeffs <long>
Number of A coefficients: number of polynomial coefficients for the dispersion relation (long; default: 4). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.n_a_coefficients [default = 4].
--wcal-n_b_coeffs <long>
Number of B coefficients: number of polynomial coefficients for the polynomial fit of the dispersion coefficients (long; default: 2). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.n_b_coefficients [default = 2].
--wcal-sigma_factor <float>
Sigma Factor: Factor of the standard deviation of the polynomial coefficients of the dispersion relation beyond which the coefficients are not used for the fit (float; default: 1.5). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.sigma_factor [default = 1.5].
--wcal-wcoeff_ind <bool>
Write Coefficients Index: indicates if the coefficients should be written into a file or not (bool; default: True). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.write_coeffs_ind [default = True].
--wcal-par_ind <bool>
Write Parameter Index: indicates if the fit parameters should be written into a file or not (bool; default: True). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.write_par_ind [default = True].
--wcal-pixel_dist <long>
Minimal Slitlets's Distance in spectral direction (long; default: 15). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.pixel_dist [default = 15].
--wcal-pixel_tol <float>
Pixel Tolerance: allowed pixel position tolerance between estimated and fitted line position (float; default: 5.0). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.pixel_tol [default = 5.0].
--wcal-wave_map_ind <bool>
Wavelength Map Indicator: indicates if the wavelength calibration map should be generated (TRUE) or not (FALSE) (bool; default: False). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.wave_map_ind [default = False].
--wcal-mag_factor <long>
Magnificator Factor: magnifying factor for the number of pixels in the columns needed for FFT (long; default: 8). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.mag_factor [default = 8].
--wcal-slit_pos_ind <bool>
Slit Position Indicator: indicates if the fits of the slitlet edge positions should be carried through or not (bool; default: True). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.slit_pos_indicator [default = True].
--wcal-fit_boltz_ind <bool>
Fit Boltzmann Indicator: indicates if the fits of the slitlet edge positions is carried trough by using a Boltzmann function as model function (bool; default: True). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.fit_boltz_indicator [default = True].
--wcal-fit_edge_ind <bool>
Fit Edge Indicator: indicates if the fits of the slitlet edge positions is carried through by using a simple edge function as model function (bool; default: False). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.fit_edge_indicator [default = False].
--wcal-estimate_ind <bool>
Estimate Indicator: indicates if the fits of the slitlet edge positions is carried through by using a list of estimated guess positions in a file (TRUE)or if the initial positions are calculated automatically (FALSE). The estimation case is more stable (bool; default: False). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.estimate_indicator [default = False].
--wcal-box_len <long>
Box Length: pixel length of the row box within which the fit is carried out (long; default: 32). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.box_length [default = 32].
--wcal-y_box <float>
Y Box: half width of a small box in spectral direction within which the maximal intensity pixel is searched (float; default: 5.0). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.y_box [default = 5.0].
--wcal-diff_toll <float>
Difference Tolearance: maximal tolerable difference of the resulting fit positions of the slitlet edges with respect to the expected positions (float; default: 2.0). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.diff_tol [default = 2.0].
--wcal-qc_thresh_min <long>
qc_thresh_min (long; default: 0). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.qc_thresh_min [default = 0].
--wcal-qc_thresh_max <long>
qc_thresh_max (long; default: 49000). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.qc_thresh_max [default = 49000].
--wcal-no_coeffs <long>
number of coefficients for the polynomial interpolation (long; default: 3). The full name of this option for the EsoRex configuration file is sinfoni.wavecal.n_coeffs [default = 3].

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.

VERSION

sinfo_rec_wavecal 2.9.0

AUTHOR

Andrea Modigliani <[email protected]>

BUG REPORTS

Please report any problems to [email protected] Alternatively, you may send a report to the ESO User Support Department <[email protected]>.

LICENSE

This file is part of the SINFONI Instrument Pipeline Copyright (C) 2002,2003 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