DiaCatalogSourceSelectorTask¶

A task that selects sources for Kernel candidates.

Description¶

A naive star selector based on second moments. Use with caution.

Python API summary¶

from lsst.ip.diffim.diaCatalogSourceSelector import DiaCatalogSourceSelectorTask

classDiaCatalogSourceSelectorTask(**kwargs): A task that selects sources for Kernel candidates...

attributeconfig: Access configuration fields and retargetable subtasks.

methodrun(sourceCat, sourceSelectedField=None, matches=None, exposure=None): Select sources and return them...

Retargetable subtasks¶

No subtasks.

Configuration fields¶

badFlags¶

Default: ['base_PixelFlags_flag_edge', 'base_PixelFlags_flag_interpolatedCenter', 'base_PixelFlags_flag_saturatedCenter', 'base_PixelFlags_flag_crCenter', 'base_PixelFlags_flag_bad', 'base_PixelFlags_flag_interpolated']
Field type: str ListField

List of flags which cause a source to be rejected as bad

fluxLim¶

Default: 0.0
Field type: float Field

specify the minimum psfFlux for good Kernel Candidates

fluxMax¶

Default: 0.0
Field type: float Field

specify the maximum psfFlux for good Kernel Candidates (ignored if == 0)

grMax¶

Default: 3.0
Field type: float Field

Maximum g-r color for selection (inclusive)

grMin¶

Default: 0.0
Field type: float Field

Minimum g-r color for selection (inclusive)

includeVariable¶

Default: False
Field type: bool Field

Include objects that are known to be variable

selectGalaxy¶

Default: False
Field type: bool Field

Select objects that are flagged as galaxies

selectStar¶

Default: True
Field type: bool Field

Select objects that are flagged as stars

Debugging¶

The pipetask command line interface supports a --debug flag to import debug.py from your PYTHONPATH; see lsstDebug for more about debug.py files. The available variables in DiaCatalogSourceSelectorTask include:

displaybool: if True display debug information
displayExposurebool: if True display exposure
pauseAtEnd bool: if True wait after displaying everything and wait for user input

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