mdsumner/utm_south_mgrs_grid.md

Last active December 20, 2025 17:17

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utm_south_mgrs_grid.md

library(terra)
## crs changes where it is longitudinally, this is southern hemi range for UTM
r <- rast(ext(c(1e+05, 9e+05, 11e+05, 1e+07)), res = 1e5, crs = "EPSG:32755")
plot(project(densify(as.polygons(r), 5000), "EPSG:4326"))
maps::map(add= TRUE)

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mdsumner commented Dec 17, 2025

here with the strictly-6 utm boundary zones overplotted

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