proj4.defs("EPSG:3893","+proj=tmerc +lat_0=29.0262683333333 +lon_0=46.5 +k=0.9994 +x_0=800000 +y_0=0 +ellps=intl +towgs84=-1.51,-0.84,-3.5,-1.893,-0.687,-2.764,0.609 +units=m +no_defs +type=crs");