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fors2_sci_img: SCI: qc1 parameter for SCIENCE IMG observations, no longer filled since 2011-10 (details)

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1. General Keywords

cdbfile varchar name of product file (QC convention)
pipefile varchar pipeline name of associated reduced calibration file
arcfile varchar archive name of (first) raw file
origfile varchar original name of (first) raw file (PSO convention)
mjd_obs float MJD-OBS of (first) raw file
tpl_start varchar TPL start time
datancom int number of combined frames
civil_date datetime date of observations

2. QC1 Keywords

iq float FORS image quality (Sextractor FWHM, arcsec)
iq_rms float RMS deviation (arcsec)
iq_dimm float difference between Image Quality and DIMM seeing (arcsec, corrected for airmass and wavelength)
dimm_corr float average DIMM seeing (arcsec, corrected for airmass and wavelength)
avg_ellipt float Average Ellipticity
rms_ellipt float RMS deviation
num_stars_rms float Number of stars used to determine ellipticity and RMS of both ellipticity and IQ
num_stars_iq float Number of stars used to determine IQ
flat_X float flatness along X axis
flat_Y float flatness along Y axis
pattern float rms of background image averaged along Y axis (to detect bias pattern)
airm_start float airmass at start
airm_end float airmass at end
tel_alt float telescope alt
tel_az float telescope az
guide_star_ang float Guide Star angular distance from field center (deg) (9.999 -> no value)
guide_star_pa float Guide Star position angle. From detector top, counterclockwise (deg) (999.9 -> no value)
de_rot_angle float Average field de-rotator angle during the exposure (deg) (999.9 -> no value)
avg_wind_speed float Average wind speed during exposure (m/s)
rms_wind_speed float RMS deviation (m/s)
num_wind_speed float Number of wind speed measurements (N=0 means interpolation)
wind_dir float Wind direction during exposure (deg)
rms_wind_dir float RMS deviation (deg)
num_wind_dir float Number of wind direction measurements (N=0 means interpolation)
av_dimm_seeing float Average DIMM seeing during exposure (arcsec)
rms_dimm_seeing float RMS deviation (arcsec)
num_dimm_seeing float Number of DIMM seeing measurements
pixel_scale float pixels scale in arcsec

3. Instrument Keywords

na exptime float exposure time (s)
na tel_iq float Average image quality as delivered by active optics to instrument (arcsec, keyword TEL.IA.FWHM)
det_out1_conad float conversion from ADUs to electrons
det_read_clock varchar readout (speed,ports,gain)
ins_coll_name varchar collimator name
det_win1_binx int binning in X direction
det_win1_biny int binning in Y direction
det_chip1_id varchar CCD ID
det_chip_num varchar Chip number
filter_name varchar filter name

4. Options

time range: from to
aggregate functions: sum mean 1sigma number
format: plain ASCII HTML

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