background_deviation_filter

ccdproc.background_deviation_filter(data, bbox)[source]

Determine the background deviation for each pixel from a box with size of bbox.

Parameters:
datanumpy.ndarray

Data to measure background deviation.

bboxint

Box size for calculating background deviation.

Returns:
backgroundnumpy.ndarray or numpy.ma.MaskedArray

An array with the measured background deviation in each pixel.

Raises:
ValueError

A value error is raised if bbox is less than 1.