From MediaWiki

Revision as of 09:32, 14 April 2021

mask = segmentation_map > 0 # Sextractor's segmentation mask with DETECT_THRESH  =  1. and ANALYSIS_THRESH =  1.
bkgmask = (data == 0.0)  # Mask of the outer parts of the image without data (blank part)
mesh_size=[50, 100, 150, 200, 300, 500]
percent = [1, 7, 10, 15, 25, 26]
sigma_clip = SigmaClip(sigma=3.)
bkg_estimator = MedianBackground()
bkg = Background2D(data, (mesh_size, mesh_size), filter_size=(5, 5),mask=mask,coverage_mask=bkgmask,sigma_clip=sigma_clip,bkg_estimator=bkg_estimator,exclude_percentile=percent,fill_value=0.0)

Mesh_size=100

Mesh_size=150

Mesh_size=200

Mesh_size=300

Mesh_size=500