QC documentation system: QC procedure qc_STD for VIRCAM

This documentation is intended both for QC scientists and SciOps astronomers (who may want to ignore the technical information displayed in grey).
 
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NAME qc_STD.sh
VERSION 1.0 -- 2006-10-11
2.0 -- 2008-06-10
2.1 -- 2010-01-28
2.2 -- 2017-08-30
2.3 -- 2021-12-13
SYNTAX SHELL
CALL called by processQC
from $DFS_PRODUCT/STD/$DATE as:
CALL_SYNTAX STD 0000.fits &&qc_STD -a $AB -u vircam -e 0 -level 2 2\>\&1 \> $DFS_LOG/$AB.qclog&&
INSTRUMENT VIRCAM
RAWTYPE STD
PURPOSE quality control script for VIRCAM STD product frames
level 0 : Reads QC parameters from product fits headers and writes them into the QC1 DB (using -level 0).
level 0 : generate plot with FWHM=f(r)
PROCINPUT -a AB -e extension -level level
QC1TABLE trending | table(s) in QC1 database:
vircam_photstd
TRENDPLOT trending | HealthCheck plot(s) associated to this procedure:
trend_report_ZP_K_AVG_HC.html | trend_report_IQ_K_AVG_HC.html | trend_report_ELL_K_AVG_HC.html
QC1PAGE trending | associated documentation:
qc_VC_std.html
QC1PLOTS
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std_FOV.png
photometric standard star field image product
std_simple.png
extraction of an intermediate product SIMPLE_IMAGE
std_confidencemap.png
confidence map of standard stars product image
std_qcreport_0.png
upper left box: image quality (red dots) and individual point source IQ parametersin sigma units.
upper right box: as UL but in FWHM units and per detector
lower left box: ellipticity as a function of distance from FOV center
lower right box: position angle as a function of distance from FOV center

r.VCAM.2021-12-13T00:37:20.597_tpl_0000.png
photometric zeropoints per chip, 2D linear least square fit to extract throughput gradient over the FOV
r.VCAM.2021-12-13T00:37:20.597_tpl_0000_4.png
raw frame and product cross sections, zoomed view and full view
QC1PARAM QC1 parameters written into QC1 table (selection):
QC.WCS_RMS , wcs_rms rms of the WCS fit
QC.MAGZPT , qc_magzpt photometric zeropoint, based on the used catalogue
QC.MAGZERR , qc_magzerr error of the photometric zeropoint, (1.48 * MAD of MAGZPT)
QC.MAGNZPT , qc_magnzp number of stars available for the mag calculation
QC.ZPT_2MASS , qc_zpt_2mass photometric zeropoint, based on the 2mass catalogue
QC_COUNTS_C14 , qc_counts_C14 channel #14 of chip #6 once had a problem, see problems page
QC.MEAN_SKY , qc_mean_sky the mean sky
QC.IMAGE_SIZE , qc_image_size average FWHM of stellar objects
QC.ELLIPTICITY , qc_ellipticity (1-b/a)
ALGORITHM Details are given in the pipeline manual
CERTIF High ellipticity and very bad seeing are accepted
number of saturated sources is not checked for.
COMMENTS The vircam_standard_process recipe is used, which is not documented in vircam pipeline user manual V2.3.1
The QC parameters are documented in the old vircam pipeline user manual 1.0
top [2022-02-28T08:09:52]         created by qcDocu v1.1.2, a tqs tool