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IRAF Help pages

Package Menu for: *xtools*
Task		Description
catquery		- Catalog query package
clgsec		- Get and decode an image section
clginterp		- Get integer code for interpolator type
cogetr		- Efficient image column access
comap		- Map for column access procedure
counmap		- Unmap for column access procedure
extrema		- Find extrema in x and y data points
getdatatype		- Convert type suffix character to TY_ type code
gstrdetab		- Remove tabs from a string
gstrentab		- Put tabs in a string where possible
gstrsettab		- Set tab stops for gstrdetab, entab.
gtools		- Graphics tools
icfit		- Interactive curve fitting package
inlfit		- Interactive non-linear least squares fitting package
peaks		- Find peaks in x and y data points
ranges		- Parse a list of ranges "1,3,5-7,.."
skywcs		- Celestial coordinates transformation package
strdetab		- Simplified detab
strentab		- Simplified entab
xt_csum		- Sum of image columns using column access procedure
xt_csumb		- Buffered sum of image columns using column access procedure
xt_lsum		- Sum of image lines
xt_lsumb		- Buffered sum of image lines for moving sums