CpSkySubtractBackgroundTask

CpSkySubtractBackgroundTask subtracts the scaled full-focal plane model created by CpSkyScaleMeasureTask from the per-detector images created by CpSkyImageTask.

Processing summary

CpSkySubtractBackgroundTask runs these operations:

  1. Subtract the scaled focal-plane model from the per-detector image.
  2. Remeasure the residual background.

Python API summary

from lsst.cp.pipe.cpSkyTask import CpSkySubtractBackgroundTask
classCpSkySubtractBackgroundTask(**kwargs)

Subtract per-exposure background from individual detector masked images...

attributeconfig

Access configuration fields and retargetable subtasks.

methodrun(inputExp, inputBkg, inputScale)

Subtract per-exposure background from individual detector masked images...

See also

See the CpSkySubtractBackgroundTask API reference for complete details.

Retargetable subtasks

sky

Default
lsst.pipe.tasks.background.SkyMeasurementTask
Field type
ConfigurableField
Sky measurement

Configuration fields

connections

Data type
lsst.pipe.base.config.Connections
Field type
ConfigField
Configurations describing the connections of the PipelineTask to datatypes

saveLogOutput

Default
True
Field type
bool Field
Flag to enable/disable saving of log output for a task, enabled by default.

saveMetadata

Default
True
Field type
bool Field
Flag to enable/disable metadata saving for a task, enabled by default.