EPSG:8431 — Macao 2008

Geographic 2D · Macao

Export Formats

OGC WKT

GEOGCS[
    "Macao 2008",
    DATUM[
        "Macao_Geodetic_Datum_2008",
        SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],
        AUTHORITY["EPSG","1208"]
    ],
    PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","8431"]
]

WKT2

GEOGCRS[
    "Macao 2008",
    DATUM[
        "Macao Geodetic Datum 2008",
        ELLIPSOID[
            "GRS 1980",
            6378137,
            298.257222101,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",7019]
        ],
        ID["EPSG",1208]
    ],
    CS[ellipsoidal,2,ID["EPSG",6422]],
    AXIS["Geodetic latitude (Lat)",north],
    AXIS["Geodetic longitude (Lon)",east],
    ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
    ID["EPSG",8431]
]

PROJ.4

+proj=longlat +ellps=GRS80 +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:8431", "+proj=longlat +ellps=GRS80 +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 8431,
  "name": "Macao 2008",
  "kind": "geographic 2D",
  "area": "Macao",
  "unit": "degree (supplier to define representation)",
  "bbox": [
    22.06,
    113.52,
    22.23,
    113.68
  ],
  "proj4": "+proj=longlat +ellps=GRS80 +no_defs +type=crs"
}

PostGIS

How to add a projection to PostGIS? →

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (8431, 'EPSG', 8431, '+proj=longlat +ellps=GRS80 +no_defs +type=crs', 'GEOGCS["Macao 2008",DATUM["Macao_Geodetic_Datum_2008",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1208"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","8431"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=longlat"
  "+ellps=GRS80"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

8431=GEOGCS["Macao 2008",DATUM["Macao_Geodetic_Datum_2008",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1208"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","8431"]]

Related Coordinate Systems

Available Transformations (2)

Transformation	Source → Target	Accuracy (m)
Macao 2008 to WGS 84 (1)	8431 → 4326	1
Macao 2008 to Macao 1920 (1)	8431 → 8428	999

Other CRS for MO

Other CRS using Macao Geodetic Datum 2008

Frequently Asked Questions

How do I add EPSG:8431 to GeoServer?

Add the following definition to your GeoServer configuration:

8431=GEOGCS["Macao 2008",DATUM["Macao_Geodetic_Datum_2008",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1208"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","8431"]]

Read the full GeoServer guide →

How do I add EPSG:8431 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (8431, 'EPSG', 8431, '+proj=longlat +ellps=GRS80 +no_defs +type=crs', 'GEOGCS["Macao 2008",DATUM["Macao_Geodetic_Datum_2008",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1208"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","8431"]]');

Read the full PostGIS guide →

How do I add EPSG:8431 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=longlat"
  "+ellps=GRS80"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:8431 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:8431", "+proj=longlat +ellps=GRS80 +no_defs +type=crs");

Read the full Proj4js guide →