| 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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plots
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| NAME |
std_pmos_qc.prg
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| VERSION |
1.0 -- adapted from std_mos_qc.prg (2009-04, SM)
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| SYNTAX |
MIDAS
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| CALL |
measureQuality
from $DFS_PRODUCT/STD_PMOS/$DATE:
inmidas -P -j "@@ $DFO_PROC_DIR/std_pmos_qc.prg $date $PF"
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| INSTRUMENT |
FORS2
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| RAWTYPE |
STD_PMOS
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| PURPOSE |
compares raw and product STD_PMOS files
for FORS2 QC assessment; the plots are later reviewed
within certifyProducts. The first plot (std_mos_grap1.png) is
stored as Postscript file in $DFO_PLT_DIR.
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| PROCINPUT |
raw image from AB; STD_PMOS product;
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| QC1TABLE |
trending | table(s) in QC1 database:
fors2_std_pmos
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| TRENDPLOT |
trending | HealthCheck plot(s) associated to this procedure:
trend_report_PMOS_angle_HC.html |
trend_report_PMOS_off_pol_HC.html |
trend_report_PMOS_inst_pol_HC.html
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| QC1PAGE |
trending | associated documentation: none
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QC1PLOTS
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std_pmos_grap1.png
upper panel: extracted, sky-subtracted spectra of brightest source with error spectrum (green)
lower panel: extracted sky background for brightest object
Different colours mark different angles
std_pmos_grap2.png
polarization spectra of brightest source (top) with error spectrum (bottom)
std_pmos_disp1.png
full display of raw frame
std_pmos_disp2.png
full display of reduced, sky-subtracted frame
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| QC1PARAM |
QC1 parameters written into QC1 table:
QC1db names: l_offset | err_l_offset | rel_l_offset | angle_offset | err_angle_offset
FITS key names: QC.PMOS.L.OFFSET | QC.PMOS.L.OFFSETERR | (std_pmos_qc.prg) | QC.PMOS.ANGLE.OFFSET | QC.PMOS.ANGLE.OFFSETERR
QC1db names: n_saturated | object_position | avg_accuracy##
FITS key names: (std_pmos_qc.prg) | (std_pmos_qc.prg) | (QC.WAVE.ACCURACY)
QC1 params created by pipeline: avg_accuracy## (from wavelength calibration data)
## stands for 0_0, 22_5,..., 315_0, 337_5, i.e. the possible angles. Not all angles are always present.
QC1 params created by this procedure: n_saturated, object_position
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| ALGORITHM |
Description of algorithms:
n_saturated Maximum number of pixels above 60000 counts in the raw frame within the slitlet containing the standard star spectrum.
object_position Y position of standard star spectrum.
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| CERTIF |
Reasons for rejection: - lack of signal;
- saturated spectra (flat parts in raw data; not necessarily visible in processed data)
if n_saturated > 0 check raw spectrum for flat parts.
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| COMMENTS |
Chip 2 usually does not contain a spectrum.
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[2015-11-05T15:16:02] created by qcDocu v1.1.2, a tqs tool
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