spatial packages
	eboxdetect	Sliding box EPIC source searching	PostScript	ChangeLog
	edetect_chain	EPIC source detection script	PostScript	ChangeLog
	eexpmap	Creates EPIC exposure maps required by source detection tasks	PostScript	ChangeLog
	emask	Creates a mask image to be used for source searching	PostScript	ChangeLog
	emldetect	EPIC maximum likelihood multi-source point spread function fitting	PostScript	ChangeLog
	eposcorr	Adds corrected source positions to the EPIC source list by cross-correlating with optical source catalogues	PostScript	ChangeLog
	epreject	EPIC corrects energy scale and flags low energy noise events	PostScript	ChangeLog
	esensmap	Creates an EPIC sensitivity map	PostScript	ChangeLog
	esplinemap	Performs a spline fit of the background for EPIC source detection	PostScript	ChangeLog
	evselect	Filters event lists and extracts images, spectra, timeseries and histograms	PostScript	ChangeLog
	ewavelet	Source detection routine, using wavelet filtering at several scales	PostScript	ChangeLog
	rgsbadpix	Constructs the RGS bad pixel tables	PostScript	ChangeLog
	rgsfilter	create the filtered event list and exposure maps	PostScript	ChangeLog
	rgsregions	Constructs RGS event selection regions	PostScript	ChangeLog
	selectlib	Data Selection infrastructure library	PostScript	ChangeLog
	srcmatch	Uses emldetect and OM source lists to write a summary source list	PostScript	ChangeLog
	xcolorcod	Three-color coding of images	PostScript	ChangeLog
	xmmselect	Interactive data selection and accumulation of products	PostScript	ChangeLog