EPSG:4490 — China Geodetic Coordinate System 2000
Geographic coordinate system · coordinates in degrees · China - onshore and offshore.
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EPSG:4490China Geodetic Coordinate System 2000
Coordinates in EPSG:4326 — one pair per line
Paste as many as you like: X,Y or X Y or X;Y (optional Z). Columns copied from Excel or a CSV work as-is.
0 coordinates detected
🔒 Runs entirely in your browser with GDAL WebAssembly — the same PROJ engine used by QGIS, PostGIS, and ArcGIS. Nothing is uploaded. Output units: degree.
Worked example — the centre of this system's area of use: 104.195, 35.13 (EPSG:4326 lon, lat) = 104.195, 35.13 (EPSG:4490).
EPSG:4490 details
Area of use
China - onshore and offshore.
WGS84 bounds: 73.62° to 134.77° longitude, 16.7° to 53.56° latitude.
Well-known text (WKT2)
Show WKT2 definition for EPSG:4490
GEOGCRS["China Geodetic Coordinate System 2000",DATUM["China 2000",ELLIPSOID["CGCS2000",6378137,298.257222101,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],CS[ellipsoidal,2],AXIS["geodetic latitude (Lat)",north,ORDER[1],ANGLEUNIT["degree",0.0174532925199433]],AXIS["geodetic longitude (Lon)",east,ORDER[2],ANGLEUNIT["degree",0.0174532925199433]],USAGE[SCOPE["Horizontal component of 3D system."],AREA["China - onshore and offshore."],BBOX[16.7,73.62,53.56,134.77]],ID["EPSG",4490]]
Related coordinate systems
Working with whole files instead?
- Reproject a vector file (Shapefile, GeoJSON, KML, GeoPackage…) to EPSG:4490
- Reproject a GeoTIFF to EPSG:4490
- Batch-convert a CSV of coordinates between coordinate systems
Registry facts from the official EPSG dataset (v11.022) as distributed with PROJ. Conversions run in your browser via GDAL/PROJ WebAssembly.