A description of this set of effective PSFs for the MIRI detector is available in Libralato et al. (2023, submitted to PASP). The *EXTENDED* files are provided for completeness, but cannot be currently used with jwst1pass. --- Citation instruction If you have used the MIRI effective PSFs available in Jay Anderson's online repository, please refer to Libralato et al. (2023, submitted to PASP). --- 2023.11.13 - Release v1.0