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DM-38632: Update LATISS and ComCamSim configurations for compensated tophat calibration fluxes. #536

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merged 6 commits into from
Jun 19, 2024
Merged

DM-38632: Update LATISS and ComCamSim configurations for compensated tophat calibration fluxes. #536

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3b1623e
Add LATISS configurations for normalized compensated tophat calib flu…
erykoff Jun 3, 2024
b8e0cec
Use new fgcm build stars configurations for compensated tophats.
erykoff Jun 3, 2024
bb0db47
Use correct field for s/n selection for normalized tophat aperture corr.
erykoff Jun 4, 2024
d9601e7
Turn off signal-to-noise selection for normalized calibration flux fo…
erykoff Jun 4, 2024
dfbf09a
Update LATISS config overrides for isolated stars.
erykoff Jun 5, 2024
ba913dd
Remove local background subtraction from fgcm stars.
erykoff Jun 5, 2024
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2 changes: 0 additions & 2 deletions config/comCamSim/fgcmBuildFromIsolatedStars.py
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Original file line number Diff line number Diff line change
Expand Up @@ -16,8 +16,6 @@

configDir = os.path.join(os.path.dirname(__file__))
config.physicalFilterMap = physical_to_band
config.doSubtractLocalBackground = True
config.sourceSelector["science"].flags.bad.append("localBackground_flag")
config.fgcmLoadReferenceCatalog.filterMap = {
"g": "lsst_g",
"r": "lsst_r",
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3 changes: 3 additions & 0 deletions config/latiss/calibrate.py
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Expand Up @@ -50,5 +50,8 @@
config.measurement.plugins["base_Jacobian"].pixelScale = 0.1

# Set the default aperture as appropriate for the LATISS plate scale.
config.measurement.algorithms["base_CompensatedTophatFlux"].apertures = [35]
config.normalizedCalibrationFlux.raw_calibflux_name = "base_CompensatedTophatFlux_35"

config.measurement.slots.apFlux='base_CircularApertureFlux_35_0'
config.measurement.slots.calibFlux='base_CircularApertureFlux_35_0'
12 changes: 10 additions & 2 deletions config/latiss/characterizeImage.py
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Expand Up @@ -30,5 +30,13 @@
config.measurement.plugins["base_Jacobian"].pixelScale = 0.1

# Set the default aperture as appropriate for the LATISS plate scale.
config.measurement.slots.apFlux='base_CircularApertureFlux_35_0'
config.measurement.slots.calibFlux='base_CircularApertureFlux_35_0'
config.measurement.algorithms["base_CompensatedTophatFlux"].apertures = [35]
config.normalizedCalibrationFlux.raw_calibflux_name = "base_CompensatedTophatFlux_35"
config.normalizedCalibrationFlux.measure_ap_corr.refFluxName = "base_CircularApertureFlux_35_0"
# As above, turn off S/N cut for aperture correction source selection.
config.normalizedCalibrationFlux.measure_ap_corr.sourceSelector["science"].doSignalToNoise = False
# Put in the correct override fields in case we revisit this in the future.
config.normalizedCalibrationFlux.measure_ap_corr.sourceSelector["science"].signalToNoise.fluxField = "base_CompensatedTophatFlux_35_instFlux"
config.normalizedCalibrationFlux.measure_ap_corr.sourceSelector["science"].signalToNoise.errField = "base_CompensatedTophatFlux_35_instFluxErr"
config.measurement.slots.apFlux = "base_CircularApertureFlux_35_0"
config.measurement.slots.calibFlux = "base_CircularApertureFlux_35_0"
8 changes: 1 addition & 7 deletions config/latiss/fgcmBuildFromIsolatedStars.py
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Expand Up @@ -10,18 +10,12 @@
config.minPerBand = 2
config.connections.ref_cat = "atlas_refcat2_20220201"

config.instFluxField="apFlux_35_0_instFlux"
config.sourceSelector["science"].signalToNoise.fluxField="apFlux_35_0_instFlux"

config.sourceSelector["science"].signalToNoise.errField="apFlux_35_0_instFluxErr"

config.apertureInnerInstFluxField="apFlux_35_0_instFlux"
config.apertureOuterInstFluxField="apFlux_50_0_instFlux"

configDir = os.path.join(os.path.dirname(__file__))
config.physicalFilterMap = LATISS_FILTER_DEFINITIONS.physical_to_band
config.doSubtractLocalBackground = True
config.sourceSelector["science"].flags.bad.append("localBackground_flag")
config.doSubtractLocalBackground = False
config.fgcmLoadReferenceCatalog.load(os.path.join(configDir, "filterMap.py"))
config.fgcmLoadReferenceCatalog.applyColorTerms = True
config.fgcmLoadReferenceCatalog.colorterms.load(os.path.join(configDir, 'colorterms.py'))
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25 changes: 8 additions & 17 deletions config/latiss/isolatedStarAssociation.py
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@@ -1,27 +1,18 @@
# Override calibration apertures as appropriate for LATISS plate scale.
config.inst_flux_field='apFlux_35_0_instFlux'

config.extra_columns = [
'x',
'y',
'xErr',
'yErr',
'apFlux_35_0_instFlux',
'apFlux_35_0_instFluxErr',
'apFlux_35_0_flag',
'apFlux_50_0_instFlux',
'apFlux_50_0_instFluxErr',
'apFlux_50_0_flag',
'localBackground_instFlux',
'localBackground_flag',
'ixx',
'iyy',
'ixy',
]

config.source_selector['science'].flags.bad = [
'pixelFlags_edge',
'pixelFlags_interpolatedCenter',
'pixelFlags_saturatedCenter',
'pixelFlags_crCenter',
'pixelFlags_bad',
'pixelFlags_interpolated',
'pixelFlags_saturated',
'centroid_flag',
'apFlux_35_0_flag',
]

config.source_selector['science'].signalToNoise.fluxField = 'apFlux_35_0_instFlux'
config.source_selector['science'].signalToNoise.errField = 'apFlux_35_0_instFluxErr'
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