v 3.24.2 Updated: 1 year, 8 months ago
tool to extract the point spread function from astronomical images
PSFEx (“PSF Extractor”) extracts models of the Point Spread Function (PSF) from FITS images processed with SExtractor, and measures the quality of images. The generated PSF models can be used for model-fitting photometry or morphological analyses.
http://www.astromatic.net/software/psfex/
To install psfex, paste this into the macOS Terminal after installing MacPorts
sudo port install psfex
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