lsst.meas.astrom  15.0-8-gb6a5594+2
LSST_task_documentation
AstrometryTask Match an input source catalog with objects from a reference catalog and solve for the WCS
FitTanSipWcsTask Fit a TAN-SIP WCS given a list of reference object/source matches
RefMatchTask Basic functionality for all calibration tasks: i.e.a matcher