ReferenceSourceSelectorTask#

class lsst.meas.algorithms.ReferenceSourceSelectorTask(**kwargs)#

Reference source selector

This selects reference sources by (optionally) applying each of a magnitude limit, flag requirements and color limits.

Methods Summary

selectSources(sourceCat[, matches, exposure])

Return a selection of reference sources selected by some criteria.

Methods Documentation

selectSources(sourceCat, matches=None, exposure=None)#

Return a selection of reference sources selected by some criteria.

Parameters#

sourceCatlsst.afw.table.SourceCatalog: Catalog of sources to select from. This catalog must be contiguous in memory.
matcheslist of lsst.afw.table.ReferenceMatch or None: Ignored in this SourceSelector.
exposurelsst.afw.image.Exposure or None: The exposure the catalog was built from; used for debug display.

The struct contains the following data:

selected: Boolean array of sources that were selected, same length as sourceCat. (numpy.ndarray of bool)