Coordinate Converter

0 uses

Convert between mainstream coordinate systems including WGS84, GCJ02, BD09, etc.

Map Picking

Batch Conversion

高德地图 (GCJ02)

百度地图 (BD09)

OSM (WGS84)

Latitude

Longitude

Coordinate System

WGS84 (GPS)

Multi-line Text

CSV Upload

Input Format

lat,lng

Source Coordinate System

WGS84 (GPS)

Coordinate Data (one pair per line)

Select CSV File

Please upload a CSV file containing coordinate data

CSV Settings

Latitude Column:

Longitude Column:

Has Header Row

Source Coordinate System

WGS84 (GPS)

WGS84 Coordinate System

World Geodetic System 1984, international standard geographic coordinate system, used by GPS devices.

Used by: Google Maps (international), OpenStreetMap, Bing Maps and other international map services

GCJ02 Coordinate System (Mars Coordinates)

Geographic coordinate system formulated by the National Bureau of Surveying and Mapping of China, an encrypted offset from WGS84 coordinates.

Used by: AMap, Tencent Maps, Apple Maps (China), Google Maps (China)

BD09 Coordinate System (Baidu Coordinates)

Coordinate system used by Baidu Maps, further encrypted and offset based on GCJ02.

Used by: Baidu Maps and applications based on Baidu Maps SDK

CGCS2000 Coordinate System

China Geodetic Coordinate System 2000, a geocentric coordinate system adopted by China, very close to WGS84 (accuracy at centimeter level).

Used by: Official Chinese mapping, cadastral maps, urban planning, etc.

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