background_deviation_filter

ccdproc.background_deviation_filter(data, bbox)

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

Parameters:

data : ndarray

Data to measure background deviation

bbox : int

Box size for calculating background deviation

Returns:

background : ndarray or MaskedArray

An array with the measured background deviation in each pixel

Raises:

ValueError

A value error is raised if bbox is less than 1