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\pararg{ \tt -OBJECTS} {background-subtracted \index{image} image with detected objects blanked,}
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\pararg{ \tt -OBJECTS} {background-subtracted \index{image} image with detected objects blanked,}
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\pararg{ \tt APERTURES} {{\tt MAG\_APER} and {\tt MAG\_AUTO} integration limits,}
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\pararg{ \tt APERTURES} {{\tt MAG\_APER} and {\tt MAG\_AUTO} integration limits,}
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\pararg{ \tt SEGMENTATION} {display patches corresponding to pixels attributed to each object.}
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\pararg{ \tt SEGMENTATION} {display patches corresponding to pixels attributed to each object.}
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\parhead{{\tt CLEAN} }{ {\tt Y} }{ {\em boolean} }
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\parhead{{\tt CLEAN} }{ {\tt Y} }{ {\em boolean} }
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\parlist{ If true, the
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\parlist{ If true, the
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catalogue is ``cleaned'' before being written to disk.}\\
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catalogue is ``cleaned'' (\S\ref{chap:clean}) before being written to disk.}\\
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\parhead{{\tt CLEAN\_PARAM} }{ {\tt 1.0} }{ {\em float} }
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\parhead{{\tt CLEAN\_PARAM} }{ {\tt 1.0} }{ {\em float} }
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\parlist{ Efficiency of ``cleaning''.}\\
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\parlist{ Efficiency of ``cleaning''.}\\
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\parhead{{\tt DEBLEND\_MINCONT} }{ {\tt 0.005} }{ {\em float} }
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\parhead{{\tt DEBLEND\_MINCONT} }{ {\tt 0.005} }{ {\em float} }
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\parlist{ Minimum contrast parameter for \index{deblending} deblending.}\\
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\parlist{ Minimum contrast parameter for \index{deblending} deblending.}\\
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\parhead{{\tt DEBLEND\_NTHRESH} }{ {\tt 32} }{ {\em integer} }
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\parhead{{\tt DEBLEND\_NTHRESH} }{ {\tt 32} }{ {\em integer} }
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\parlist{ Number of \index{deblending} deblending sub-thresholds.}\\
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\parlist{ Number of \index{deblending} deblending sub-thresholds.}\\
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\parhead{{\tt DETECT\_MINAREA} }{ {\tt 5} }{ {\em integer} }
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\parhead{{\tt DETECT\_MINAREA} }{ {\tt 5} }{ {\em integer} }
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\parlist{ Minimum number of pixels above \index{threshold} threshold triggering detection.}\\
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\parlist{ Minimum number of pixels above \index{threshold} threshold triggering detection.}\\
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\parhead{{\tt DETECT\_MAXAREA} }{ --- }{ {\em integer} }
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\parhead{{\tt DETECT\_MAXAREA} }{ {\tt 0} }{ {\em integer} }
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\parlist{ Maximum number of pixels
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\parlist{ Maximum number of pixels
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above \index{threshold} threshold triggering detection \gam{What value for infinity?}.}\\
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above \index{threshold} threshold triggering detection (0 for infinite).}\\
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\parhead{{\tt DETECT\_THRESH} }{ {\tt 1.5} }{ {\em floats}\ $(n \le 2)$ }
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\parhead{{\tt DETECT\_THRESH} }{ {\tt 1.5} }{ {\em floats}\ $(n \le 2)$ }
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\parlist{ Detection \index{threshold} threshold. 1 argument: (ADUs or relative to Background RMS, see
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\parlist{ Detection \index{threshold} threshold. 1 argument: (ADUs or relative to Background RMS, see
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{\tt THRESH\_TYPE}). 2
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{\tt THRESH\_TYPE}). 2
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arguments: $\mu$ ($\rm
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arguments: $\mu$ ($\rm
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mag\,arcsec^{-2}$), Zero-point (mag).}\\
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mag\,arcsec^{-2}$), Zero-point (mag).}\\
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