EPSG:7794 — ETRS89-ITA [RDN2008] / Italy zone (E-N)

Projected · Italy

Export Formats

OGC WKT

PROJCS[
    "RDN2008 / Italy zone (E-N)",
    GEOGCS[
        "RDN2008",
        DATUM[
            "Rete_Dinamica_Nazionale_2008",
            SPHEROID["GRS 1980",6378137,298.257222101],
            TOWGS84[0,0,0,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","6706"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",12],
    PARAMETER["scale_factor",0.9985],
    PARAMETER["false_easting",7000000],
    PARAMETER["false_northing",0],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","7794"]
]

WKT2

PROJCRS[
    "ETRS89-ITA [RDN2008] / Italy zone (E-N)",
    BASEGEOGCRS[
        "ETRS89-ITA [RDN2008]",
        DATUM[
            "Rete Dinamica Nazionale 2008",
            ELLIPSOID[
                "GRS 1980",
                6378137,
                298.257222101,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7019]
            ],
            ANCHOREPOCH[2008],
            ID["EPSG",1132]
        ],
        ID["EPSG",6706]
    ],
    CONVERSION[
        "Italy zone",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            0,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            12,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.9985,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            7000000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",6877]
    ],
    CS[Cartesian,2,ID["EPSG",4400]],
    AXIS["Easting (E)",east],
    AXIS["Northing (N)",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",7794]
]

PROJ.4

+proj=tmerc +lat_0=0 +lon_0=12 +k=0.9985 +x_0=7000000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:7794", "+proj=tmerc +lat_0=0 +lon_0=12 +k=0.9985 +x_0=7000000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 7794,
  "name": "ETRS89-ITA [RDN2008] / Italy zone (E-N)",
  "kind": "projected",
  "area": "Italy",
  "unit": "metre",
  "bbox": [
    34.76,
    5.93,
    47.1,
    18.99
  ],
  "proj4": "+proj=tmerc +lat_0=0 +lon_0=12 +k=0.9985 +x_0=7000000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +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 (7794, 'EPSG', 7794, '+proj=tmerc +lat_0=0 +lon_0=12 +k=0.9985 +x_0=7000000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["RDN2008 / Italy zone (E-N)",GEOGCS["RDN2008",DATUM["Rete_Dinamica_Nazionale_2008",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6706"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",12],PARAMETER["scale_factor",0.9985],PARAMETER["false_easting",7000000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","7794"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=12"
  "+k=0.9985"
  "+x_0=7000000"
  "+y_0=0"
  "+ellps=GRS80"
  "+towgs84=0,0,0,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

7794=PROJCS["RDN2008 / Italy zone (E-N)",GEOGCS["RDN2008",DATUM["Rete_Dinamica_Nazionale_2008",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6706"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",12],PARAMETER["scale_factor",0.9985],PARAMETER["false_easting",7000000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","7794"]]

Related Coordinate Systems

Available Transformations (5)

Transformations inherited from base CRS: EPSG:6706 (ETRS89-ITA [RDN2008])

Transformation	Source → Target	Accuracy (m)
ETRS89-ITA [IGM95] to ETRS89-ITA [RDN2008] (1)	4670 → 6706	0.01
Monte Mario to ETRS89-ITA [RDN2008] (5)	4265 → 6706	0.1
ED50 to ETRS89-ITA [RDN2008] (1)	4230 → 6706	0.2
ETRS89-ITA [RDN2008] to WGS 84 (1)	6706 → 4326	1
RDN2008 to ETRS89 (1) Deprecated	6706 → 4258	0

Other CRS for IT

Other CRS using Rete Dinamica Nazionale 2008

Frequently Asked Questions

How do I add EPSG:7794 to GeoServer?

Add the following definition to your GeoServer configuration:

7794=PROJCS["RDN2008 / Italy zone (E-N)",GEOGCS["RDN2008",DATUM["Rete_Dinamica_Nazionale_2008",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6706"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",12],PARAMETER["scale_factor",0.9985],PARAMETER["false_easting",7000000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","7794"]]

Read the full GeoServer guide →

How do I add EPSG:7794 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (7794, 'EPSG', 7794, '+proj=tmerc +lat_0=0 +lon_0=12 +k=0.9985 +x_0=7000000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["RDN2008 / Italy zone (E-N)",GEOGCS["RDN2008",DATUM["Rete_Dinamica_Nazionale_2008",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6706"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",12],PARAMETER["scale_factor",0.9985],PARAMETER["false_easting",7000000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","7794"]]');

Read the full PostGIS guide →

How do I add EPSG:7794 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=12"
  "+k=0.9985"
  "+x_0=7000000"
  "+y_0=0"
  "+ellps=GRS80"
  "+towgs84=0,0,0,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:7794 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:7794", "+proj=tmerc +lat_0=0 +lon_0=12 +k=0.9985 +x_0=7000000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →

Type

Projected

Unit

metre

Geodetic CRS

ETRS89-ITA [RDN2008]

Datum

Rete Dinamica Nazionale 2008

Ellipsoid

GRS 1980

Prime Meridian

Greenwich

Area of Use

Italy

Italy - onshore and offshore.

Coordinate System

Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.

Center Coordinates

7038685.05 4526102.10

Projected Bounds

5234265.09 6444735.937529745.30 3859002.42

WGS84 Bounds

47.10 5.9318.99 34.76

Data Source

EPSG

Information Source

IGM Italy.

Revision Date

2025-10-28

Scope

Topographic mapping (small scale).

Remarks

Used by public and private agencies that need a single projected CRS for all Italian territory. See ETRS89-ITA [RDN2008] / Italy zone (N-E) (CRS code 6875) for similar CRS with north-east axis order.

Country Code

EPSG

7794