StitchedExposureCatalog

class lsst.cell_coadds.StitchedExposureCatalog(ugrid: UniformGrid, gc: Mapping[Index2D, tuple[lsst.cell_coadds._identifiers.ObservationIdentifiers, ...]])

Bases: object

A class that quacks like an lsst.afw.table.ExposureCatalog.

Parameters:

ugridUniformGrid

The uniform grid that defines the bounding boxes for each piece.

gcMapping[Index2D, tuple[ObservationIdentifiers, ...]

The grid container that holds the values for each cell.

Methods Summary

subsetContaining(point)

Obtain the set of ObservationIdentifiers corresponding to the visits at a given point on the image.

Methods Documentation

subsetContaining(point: Point2D) → Iterable[ObservationIdentifiers]

Obtain the set of ObservationIdentifiers corresponding to the visits at a given point on the image.

Parameters:

pointPoint2D or Point2I

The point at which to evaluate the BoundedField.

Returns:

value: Iterable[ObservationIdentifiers]

The set of visits overlapping a given point on the image.