StrayLightData

class lsst.ip.isr.StrayLightData(camera=None, detector=None, log=None, **kwargs)

Bases: IsrCalib

An abstract base class for rotator-dependent stray light information.

Methods Summary

evaluate(angle_start[, angle_end])

Get a stray light array for a range of rotator angles.

Methods Documentation

abstract evaluate(angle_start: Angle, angle_end: Angle | None = None)

Get a stray light array for a range of rotator angles.

Parameters

angle_beginfloat

Instrument rotation angle at the start of the exposure.

angle_endfloat, optional

Instrument rotation angle at the end of the exposure. If not provided, the returned array will reflect a snapshot at angle_start.

Returns

arraynumpy.ndarray

A stray-light background image for this exposure.