proj4.defs("EPSG:21898","+proj=tmerc +lat_0=4.59904722222222 +lon_0=-71.0809166666667 +k=1 +x_0=1000000 +y_0=1000000 +ellps=intl +towgs84=300.449,293.757,-317.306,6.018581e-05,-1.450002e-05,-0.0001892455,-20.81615 +units=m +no_defs +type=crs");