proj4.defs("EPSG:5513","+proj=krovak +axis=swu +lat_0=49.5 +lon_0=24.8333333333333 +alpha=30.2881397527778 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=485,169.5,483.8,7.786,4.398,4.103,0 +units=m +no_defs +type=crs");