Grid files for Mexican geoid model, from Mexico ITRF2008 to NAVD88 height
See related PR OSGeo/PROJ#2889
Generated with this script:
sed -i 's/^[0-9]/-&/' GGM10.txt # longitude must be negative on western hemisphere
docker run --user $(id -u):$(id -g) --workdir $PWD \
--rm -v /home:/home osgeo/gdal:alpine-normal-latest python3 ./PROJ-data/grid_tools/vertoffset_grid_to_gtiff.py \
--type GEOGRAPHIC_TO_VERTICAL \
--source-crs EPSG:6364 \
--target-crs EPSG:5703 \
--area-of-use "Mexico" \
--copyright "Derived from work by INEGI. CC BY 4.0 https://creativecommons.org/licenses/by/4.0/" \
GGM10.txt mx_inegi_ggm10.tif
Grid files for Mexican geoid model, from Mexico ITRF2008 to NAVD88 height
See related PR OSGeo/PROJ#2889
Generated with this script: