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:

data : numpy.ndarray

Data to measure background deviation.

bbox : int

Box size for calculating background deviation.

Returns:

background : numpy.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.