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1.\h'|0.4i'\fBIntroduction\fP\l'|5.6i.'\0\01
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2.\h'|0.4i'\fBAPPHOT Package Requirements\fP\l'|5.6i.'\0\01
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\h'|0.4i'2.1.\h'|0.9i'APPHOT Package Input\l'|5.6i.'\0\01
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\h'|0.9i'2.1.1.\h'|1.5i'The IRAF Image\l'|5.6i.'\0\01
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\h'|0.9i'2.1.2.\h'|1.5i'The Coordinate Lists\l'|5.6i.'\0\02
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\h'|0.9i'2.1.3.\h'|1.5i'Algorithm Parameters\l'|5.6i.'\0\02
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\h'|0.9i'2.1.4.\h'|1.5i'Terminal Graphics and the Image Display\l'|5.6i.'\0\02
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\h'|0.4i'2.2.\h'|0.9i'APPHOT Package Functions\l'|5.6i.'\0\03
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\h'|0.9i'2.2.1.\h'|1.5i'Creating Coordinate Lists\l'|5.6i.'\0\03
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\h'|0.9i'2.2.2.\h'|1.5i'Coordinate List Operations\l'|5.6i.'\0\03
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\h'|0.9i'2.2.3.\h'|1.5i'Determining the Image Characteristics\l'|5.6i.'\0\03
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\h'|0.9i'2.2.4.\h'|1.5i'Centering\l'|5.6i.'\0\03
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\h'|0.9i'2.2.5.\h'|1.5i'Fitting the Sky\l'|5.6i.'\0\04
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\h'|0.9i'2.2.6.\h'|1.5i'Multi-aperture Photometry\l'|5.6i.'\0\04
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\h'|0.9i'2.2.7.\h'|1.5i'Polygonal Aperture Photometry\l'|5.6i.'\0\04
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3.\h'|0.4i'\fBAPPHOT Package Specifications\fP\l'|5.6i.'\0\04
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\h'|0.4i'3.1.\h'|0.9i'Apphot CL Callable Tasks\l'|5.6i.'\0\04
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\h'|0.4i'3.2.\h'|0.9i'Standard Analysis Procedures\l'|5.6i.'\0\05
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\h'|0.4i'3.3.\h'|0.9i'The APPHOT Algorithms\l'|5.6i.'\0\05
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\h'|0.9i'3.3.1.\h'|1.5i'The RADPROF Algorithm\l'|5.6i.'\0\05
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\h'|0.9i'3.3.2.\h'|1.5i'The FITPSF Algorithm\l'|5.6i.'\0\06
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\h'|0.9i'3.3.3.\h'|1.5i'The DAOFIND Algorithm\l'|5.6i.'\0\06
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\h'|0.9i'3.3.4.\h'|1.5i'The CENTER Algorithm\l'|5.6i.'\0\08
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\h'|1.5i'3.3.4.1.\h'|2.2i'Centering Package Routines\l'|5.6i.'\0\08
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\h'|1.5i'3.3.4.2.\h'|2.2i'The General Centering Procedure\l'|5.6i.'\0\09
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\h'|1.5i'3.3.4.3.\h'|2.2i'Symmetry Clean Algorithm\l'|5.6i.'\010
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\h'|1.5i'3.3.4.4.\h'|2.2i'Signal to Noise Estimate\l'|5.6i.'\010
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\h'|1.5i'3.3.4.5.\h'|2.2i'Centroid\l'|5.6i.'\010
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\h'|1.5i'3.3.4.6.\h'|2.2i'Gaussian Fit to the Marginals\l'|5.6i.'\011
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\h'|1.5i'3.3.4.7.\h'|2.2i'Radial Gaussian Fit to the Subraster\l'|5.6i.'\011
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\h'|1.5i'3.3.4.8.\h'|2.2i'Optimal Filtering of Marginals\l'|5.6i.'\011
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\h'|1.5i'3.3.4.9.\h'|2.2i'2D Optimal Filtering\l'|5.6i.'\012
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\h'|1.5i'3.3.4.10.\h'|2.2i'Other Centering Methods\l'|5.6i.'\012
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\h'|0.9i'3.3.5.\h'|1.5i'The FITSKY Task\l'|5.6i.'\013
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\h'|1.5i'3.3.5.1.\h'|2.2i'Sky Fitting Package Routines\l'|5.6i.'\013
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\h'|1.5i'3.3.5.2.\h'|2.2i'General Sky Fitting Procedures\l'|5.6i.'\014
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\h'|1.5i'3.3.5.3.\h'|2.2i'Sky Pixel Array Techniques\l'|5.6i.'\014
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\h'|2.2i'3.3.5.3.1.\h'|2.9i'Mean\l'|5.6i.'\014
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\h'|2.2i'3.3.5.3.2.\h'|2.9i'Median\l'|5.6i.'\014
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\h'|2.2i'3.3.5.3.3.\h'|2.9i'Mode\l'|5.6i.'\015
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\h'|1.5i'3.3.5.4.\h'|2.2i'Histogram Techniques\l'|5.6i.'\015
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\h'|2.2i'3.3.5.4.1.\h'|2.9i'Centroid\l'|5.6i.'\015
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\h'|2.2i'3.3.5.4.2.\h'|2.9i'Gaussian Fit\l'|5.6i.'\016
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\h'|2.2i'3.3.5.4.3.\h'|2.9i'Optimal Filtering\l'|5.6i.'\016
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\h'|2.2i'3.3.5.4.4.\h'|2.9i'Cross Correlation\l'|5.6i.'\016
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\h'|1.5i'3.3.5.5.\h'|2.2i'Interactive Techniques\l'|5.6i.'\016
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\h'|2.2i'3.3.5.5.1.\h'|2.9i'Histogram Plot\l'|5.6i.'\016
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\h'|2.2i'3.3.5.5.2.\h'|2.9i'Radial Distribution\l'|5.6i.'\016
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\h'|1.5i'3.3.5.6.\h'|2.2i'Pixel Rejection and Region Growing\l'|5.6i.'\017
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\h'|0.9i'3.3.6.\h'|1.5i'The APPHOT Task\l'|5.6i.'\017
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\h'|1.5i'3.3.6.1.\h'|2.2i'The APPHOT Package Routines\l'|5.6i.'\017
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\h'|1.5i'3.3.6.2.\h'|2.2i'The APPHOT Aperture Integration Algorithm\l'|5.6i.'\018
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\h'|0.9i'3.3.7.\h'|1.5i'The POLYPHOT Algorithm \l'|5.6i.'\018
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4.\h'|0.4i'\fBExample\fP\l'|5.6i.'\019
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5.\h'|0.4i'\fBThe APHOT Tasks\fP\l'|5.6i.'\021