lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig Class Reference

Inheritance diagram for lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig:

Public Member Functions
def	setDefaults (self)

Static Public Attributes
	cycleNumber
	doReferenceCalibration
	doRefcatOutput
	doAtmosphereOutput
	doZeropointOutput
	doComposeWcsJacobian
	doApplyMeanChromaticCorrection
	refObjLoader
	photoCal
	referencePixelizationNside
	referencePixelizationMinStars
	referenceMinMatch
	referencePixelizationNPixels
	datasetConfig

Detailed Description

Config for FgcmOutputProductsTask

Definition at line 64 of file fgcmOutputProducts.py.

Member Function Documentation

setDefaults()

def lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.setDefaults

(

self

)

Definition at line 144 of file fgcmOutputProducts.py.

    def setDefaults(self):
        pexConfig.Config.setDefaults(self)
 
        # In order to transfer the "absolute" calibration from a reference
        # catalog to the relatively calibrated FGCM standard stars (one number
        # per band), we use the PhotoCalTask to match stars in a sample of healpix
        # pixels.  These basic settings ensure that only well-measured, good stars
        # from the source and reference catalogs are used for the matching.
 
        # applyColorTerms needs to be False if doReferenceCalibration is False,
        # as is the new default after DM-16702
        self.photoCal.applyColorTerms = False
        self.photoCal.fluxField = 'instFlux'
        self.photoCal.magErrFloor = 0.003
        self.photoCal.match.referenceSelection.doSignalToNoise = True
        self.photoCal.match.referenceSelection.signalToNoise.minimum = 10.0
        self.photoCal.match.sourceSelection.doSignalToNoise = True
        self.photoCal.match.sourceSelection.signalToNoise.minimum = 10.0
        self.photoCal.match.sourceSelection.signalToNoise.fluxField = 'instFlux'
        self.photoCal.match.sourceSelection.signalToNoise.errField = 'instFluxErr'
        self.photoCal.match.sourceSelection.doFlags = True
        self.photoCal.match.sourceSelection.flags.good = []
        self.photoCal.match.sourceSelection.flags.bad = ['flag_badStar']
        self.photoCal.match.sourceSelection.doUnresolved = False
        self.datasetConfig.ref_dataset_name = 'fgcm_stars'
        self.datasetConfig.format_version = 1
 
 

Member Data Documentation

cycleNumber

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.cycleNumber

static

Initial value:

=  pexConfig.Field(
        doc="Final fit cycle from FGCM fit",
        dtype=int,
        default=None,
    )

Definition at line 67 of file fgcmOutputProducts.py.

datasetConfig

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.datasetConfig

static

Initial value:

=  pexConfig.ConfigField(
        dtype=DatasetConfig,
        doc="Configuration for writing/reading ingested catalog",
    )

Definition at line 139 of file fgcmOutputProducts.py.

doApplyMeanChromaticCorrection

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.doApplyMeanChromaticCorrection

static

Initial value:

=  pexConfig.Field(
        doc="Apply the mean chromatic correction to the zeropoints?",
        dtype=bool,
        default=True,
    )

Definition at line 102 of file fgcmOutputProducts.py.

doAtmosphereOutput

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.doAtmosphereOutput

static

Initial value:

=  pexConfig.Field(
        doc="Output atmospheres in transmission_atmosphere_fgcm format",
        dtype=bool,
        default=True,
    )

Definition at line 87 of file fgcmOutputProducts.py.

doComposeWcsJacobian

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.doComposeWcsJacobian

static

Initial value:

=  pexConfig.Field(
        doc="Compose Jacobian of WCS with fgcm calibration for output photoCalib?",
        dtype=bool,
        default=True,
    )

Definition at line 97 of file fgcmOutputProducts.py.

doRefcatOutput

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.doRefcatOutput

static

Initial value:

=  pexConfig.Field(
        doc="Output standard stars in reference catalog format",
        dtype=bool,
        default=True,
    )

Definition at line 82 of file fgcmOutputProducts.py.

doReferenceCalibration

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.doReferenceCalibration

static

Initial value:

=  pexConfig.Field(
        doc=("Transfer 'absolute' calibration from reference catalog? "
             "This afterburner step is unnecessary if reference stars "
             "were used in the full fit in FgcmFitCycleTask."),
        dtype=bool,
        default=False,
    )

Definition at line 75 of file fgcmOutputProducts.py.

doZeropointOutput

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.doZeropointOutput

static

Initial value:

=  pexConfig.Field(
        doc="Output zeropoints in fgcm_photoCalib format",
        dtype=bool,
        default=True,
    )

Definition at line 92 of file fgcmOutputProducts.py.

photoCal

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.photoCal

static

Initial value:

=  pexConfig.ConfigurableField(
        target=PhotoCalTask,
        doc="task to perform 'absolute' calibration",
    )

Definition at line 111 of file fgcmOutputProducts.py.

referenceMinMatch

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.referenceMinMatch

static

Initial value:

=  pexConfig.Field(
        doc="Minimum number of stars matched to reference catalog to be used in statistics",
        dtype=int,
        default=50,
    )

Definition at line 126 of file fgcmOutputProducts.py.

referencePixelizationMinStars

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.referencePixelizationMinStars

static

Initial value:

=  pexConfig.Field(
        doc=("Minimum number of stars per healpix pixel to select for comparison"
             "to the specified reference catalog"),
        dtype=int,
        default=200,
    )

Definition at line 120 of file fgcmOutputProducts.py.

referencePixelizationNPixels

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.referencePixelizationNPixels

static

Initial value:

=  pexConfig.Field(
        doc=("Number of healpix pixels to sample to do comparison. "
             "Doing too many will take a long time and not yield any more "
             "precise results because the final number is the median offset "
             "(per band) from the set of pixels."),
        dtype=int,
        default=100,
    )

Definition at line 131 of file fgcmOutputProducts.py.

referencePixelizationNside

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.referencePixelizationNside

static

Initial value:

=  pexConfig.Field(
        doc="Healpix nside to pixelize catalog to compare to reference catalog",
        dtype=int,
        default=64,
    )

Definition at line 115 of file fgcmOutputProducts.py.

refObjLoader

lsst.fgcmcal.fgcmOutputProducts.FgcmOutputProductsConfig.refObjLoader

static

Initial value:

=  pexConfig.ConfigurableField(
        target=LoadIndexedReferenceObjectsTask,
        doc="reference object loader for 'absolute' photometric calibration",
    )

Definition at line 107 of file fgcmOutputProducts.py.

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The documentation for this class was generated from the following file:

• /j/snowflake/release/lsstsw/stack/0.1.5/Linux64/fgcmcal/21.0.0-4-g8a80011+f67daf2f53/python/lsst/fgcmcal/fgcmOutputProducts.py