EPSG:6668 — JGD2011

Geographic 2D · Japan

Export Formats

OGC WKT

GEOGCS[
    "JGD2011",
    DATUM[
        "Japanese_Geodetic_Datum_2011",
        SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],
        AUTHORITY["EPSG","1128"]
    ],
    PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","6668"]
]

WKT2

GEOGCRS[
    "JGD2011",
    DATUM[
        "Japanese Geodetic Datum 2011",
        ELLIPSOID[
            "GRS 1980",
            6378137,
            298.257222101,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",7019]
        ],
        ID["EPSG",1128]
    ],
    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",6668]
]

PROJ.4

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

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:6668", "+proj=longlat +ellps=GRS80 +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 6668,
  "name": "JGD2011",
  "kind": "geographic 2D",
  "area": "Japan",
  "unit": "degree (supplier to define representation)",
  "bbox": [
    17.09,
    122.38,
    46.05,
    157.65
  ],
  "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 (6668, 'EPSG', 6668, '+proj=longlat +ellps=GRS80 +no_defs +type=crs', 'GEOGCS["JGD2011",DATUM["Japanese_Geodetic_Datum_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1128"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6668"]]');

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? →

6668=GEOGCS["JGD2011",DATUM["Japanese_Geodetic_Datum_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1128"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6668"]]

Related Coordinate Systems

Available Transformations (5)

Transformation	Source → Target	Accuracy (m)
JGD2000 to JGD2011 (1)	4612 → 6668	0.2
Tokyo to JGD2011 (2)	4301 → 6668	0.2
Tokyo to JGD2011 (1)	4301 → 6668	0.3
JGD2000 to JGD2011 (2)	4612 → 6668	1
JGD2011 to WGS 84 (1)	6668 → 4326	1

Other CRS for JP

Other CRS using Japanese Geodetic Datum 2011 (26)

Frequently Asked Questions

How do I add EPSG:6668 to GeoServer?

Add the following definition to your GeoServer configuration:

6668=GEOGCS["JGD2011",DATUM["Japanese_Geodetic_Datum_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1128"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6668"]]

Read the full GeoServer guide →

How do I add EPSG:6668 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (6668, 'EPSG', 6668, '+proj=longlat +ellps=GRS80 +no_defs +type=crs', 'GEOGCS["JGD2011",DATUM["Japanese_Geodetic_Datum_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1128"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6668"]]');

Read the full PostGIS guide →

How do I add EPSG:6668 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:6668 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:6668", "+proj=longlat +ellps=GRS80 +no_defs +type=crs");

Read the full Proj4js guide →