좌표계 코드
BESSEL 경/위도 EPSG:4004, EPSG:4162
WGS84 경/위도 EPSG:4326, EPSG:4166
서부원점(GRS80) EPSG:5185
중부원점(GRS80) EPSG:5181, EPSG:5186
동부원점(GRS80) EPSG:5187
동해(울릉)원점(GRS80) EPSG:5188
UTM-K (GRS80) EPSG:5179
Google Mercator EPSG:900913