This patch should be unpacked on top of an already existing Gemini IRAF package v1.14. This patch adds support for recent changes to the Flamingos 2 filters and filter arrangement inside the instrument. This patch contains the following files: f2/data/HK_G0817.dat f2/data/JH_G0816.dat f2/data/Jlow_G0801_2022.dat f2/f2cut.cl f2/data/f2filters.fits f2/data/f2offsets.fits gnirs/nsappwave.cl gnirs/data/nsappwave.fits To install: [1] Activate your conda environment. > conda activate geminiconda [2] Go to the Gemini IRAF package in the conda environment. > cd $CONDA_PREFIX/iraf_extern/gemini [3] Unpack the patch. > tar xvzf /gemini_v114_patch1.tar.gz Where "" is where you downloaded the patch on your local disk. --- This patch contains the following changes: f2.data - Three new filter curves: HK_G0817.dat, JH_G0816.dat, Jlow_G0801_2022.dat f2.data.f2filters.fits & f2.data.f2offsets.fits & gnirs.data.nsappwave.fits - Add info to tables about the new filters and add component IDs to all filter names. f2.f2cut.cl & gnirs.nsappwave.cl - Recover and use filter component ID for lookup table searches. Look in the LYOT header keyword for filters as it now olds the J-low filter.