Images Overview

AstroImages.jl

Repository

Documentation

Load, manipulate, and visualize astronomical images

• Built on top of Images.jl and Plots.jl
• Works with the FileIO.jl interface
• Automatic visualizations are directly integrated into many environments like VSCode, Pluto.jl, and IJulia.jl
• Includes recipes for plotting with Plots.jl

SAOImageDS9.jl

Repository

Documentation

Interface with the DS9 image viewer

• Uses XPA.jl to communicate with DS9 instances
• Easily display images in DS9 and add features like circles and lines
• Low-level API accessible with set and get

Photometry.jl

Repository

Documentation

Aperture photometry

• Background estimation and source extraction
• Fast and precise aperture photometry

PSFModels.jl

Repository

Documentation

Analytical, allocation-free point-spread-functions (PSF)

• Lazy representation allows fast allocation-free calculations
• Gaussian (Normal), Moffat, and Airy disk.

LACosmic.jl

Repository

Documentation

Cosmic-ray rejection by Laplacian edge detection

• Implementation of the L.A.Cosmic algorithm (van Dokkum, 2001)
• Returns bad pixel masks and cleaned data