EPSG:4312 — MGI

Geographic 2D · Austria

Export Formats

OGC WKT

GEOGCS[
    "MGI",
    DATUM[
        "Militar-Geographische_Institut",
        SPHEROID["Bessel 1841",6377397.155,299.1528128,AUTHORITY["EPSG","7004"]],
        AUTHORITY["EPSG","6312"]
    ],
    PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4312"]
]

WKT2

GEOGCRS[
    "MGI",
    DATUM[
        "Militar-Geographische Institut",
        ELLIPSOID[
            "Bessel 1841",
            6377397.155,
            299.1528128,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",7004]
        ],
        ID["EPSG",6312]
    ],
    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",4312]
]

PROJ.4

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

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:4312", "+proj=longlat +ellps=bessel +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 4312,
  "name": "MGI",
  "kind": "geographic 2D",
  "area": "Austria",
  "unit": "degree (supplier to define representation)",
  "bbox": [
    46.4,
    9.53,
    49.02,
    17.17
  ],
  "proj4": "+proj=longlat +ellps=bessel +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 (4312, 'EPSG', 4312, '+proj=longlat +ellps=bessel +no_defs +type=crs', 'GEOGCS["MGI",DATUM["Militar-Geographische_Institut",SPHEROID["Bessel 1841",6377397.155,299.1528128,AUTHORITY["EPSG","7004"]],AUTHORITY["EPSG","6312"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4312"]]');

MapServer

How to add a projection to MapServer? →

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

GeoServer

How to add a projection to GeoServer? →

4312=GEOGCS["MGI",DATUM["Militar-Geographische_Institut",SPHEROID["Bessel 1841",6377397.155,299.1528128,AUTHORITY["EPSG","7004"]],AUTHORITY["EPSG","6312"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4312"]]

Related Coordinate Systems

Available Transformations (29)

Transformation	Source → Target	Accuracy (m)
MGI (Ferro) to MGI (1)	4805 → 4312	0
MGI to ETRS89-AUT [2002] (8)	4312 → 11057	0.14
MGI to ETRS89 (5)	4312 → 4258	0.15
MGI to WGS 84 (8)	4312 → 4326	0.5
MGI to ETRS89 (4)	4312 → 4258	1
MGI to WGS 84 (3)	4312 → 4326	1.5
MGI to ETRS89 (1)	4312 → 4258	1.5
MGI (Ferro) to MGI (Greenwich) Deprecated	4805 → 4312	—
MGI to WGS 84 (1) Deprecated	4312 → 4326	999
MGI to WGS 84 (2) Deprecated	4312 → 4326	—

Other CRS for AT

Other CRS using Militar-Geographische Institut (15)

Frequently Asked Questions

How do I add EPSG:4312 to GeoServer?

Add the following definition to your GeoServer configuration:

4312=GEOGCS["MGI",DATUM["Militar-Geographische_Institut",SPHEROID["Bessel 1841",6377397.155,299.1528128,AUTHORITY["EPSG","7004"]],AUTHORITY["EPSG","6312"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4312"]]

Read the full GeoServer guide →

How do I add EPSG:4312 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (4312, 'EPSG', 4312, '+proj=longlat +ellps=bessel +no_defs +type=crs', 'GEOGCS["MGI",DATUM["Militar-Geographische_Institut",SPHEROID["Bessel 1841",6377397.155,299.1528128,AUTHORITY["EPSG","7004"]],AUTHORITY["EPSG","6312"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4312"]]');

Read the full PostGIS guide →

How do I add EPSG:4312 to MapServer?

Add the following definition to your MapServer configuration:

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

Read the full MapServer guide →

How do I use EPSG:4312 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:4312", "+proj=longlat +ellps=bessel +no_defs +type=crs");

Read the full Proj4js guide →