EPSG:7799 — ETRS89-BGR [BGS2005] / UTM zone 34N (N-E)

Projected · Bulgaria - west of 24°E

Export Formats

OGC WKT

PROJCS[
    "BGS2005 / UTM zone 34N (N-E)",
    GEOGCS[
        "BGS2005",
        DATUM[
            "Bulgaria_Geodetic_System_2005",
            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","7798"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",21],
    PARAMETER["scale_factor",0.9996],
    PARAMETER["false_easting",500000],
    PARAMETER["false_northing",0],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","7799"]
]

WKT2

PROJCRS[
    "ETRS89-BGR [BGS2005] / UTM zone 34N (N-E)",
    BASEGEOGCRS[
        "ETRS89-BGR [BGS2005]",
        DATUM[
            "Bulgaria Geodetic System 2005",
            ELLIPSOID[
                "GRS 1980",
                6378137,
                298.257222101,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7019]
            ],
            ANCHOREPOCH[2005],
            ID["EPSG",1167]
        ],
        ID["EPSG",7798]
    ],
    CONVERSION[
        "UTM zone 34N",
        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",
            21,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.9996,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            500000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",16034]
    ],
    CS[Cartesian,2,ID["EPSG",4531]],
    AXIS["Northing (x)",north],
    AXIS["Easting (y)",east],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",7799]
]

PROJ.4

+proj=utm +zone=34 +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:7799", "+proj=utm +zone=34 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 7799,
  "name": "ETRS89-BGR [BGS2005] / UTM zone 34N (N-E)",
  "kind": "projected",
  "area": "Bulgaria - west of 24°E",
  "unit": "metre",
  "bbox": [
    41.32,
    22.36,
    44.23,
    24
  ],
  "proj4": "+proj=utm +zone=34 +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 (7799, 'EPSG', 7799, '+proj=utm +zone=34 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["BGS2005 / UTM zone 34N (N-E)",GEOGCS["BGS2005",DATUM["Bulgaria_Geodetic_System_2005",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","7798"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",21],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","7799"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=utm"
  "+zone=34"
  "+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? →

7799=PROJCS["BGS2005 / UTM zone 34N (N-E)",GEOGCS["BGS2005",DATUM["Bulgaria_Geodetic_System_2005",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","7798"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",21],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","7799"]]

Related Coordinate Systems

Available Transformations (3)

Transformations inherited from base CRS: EPSG:7798 (ETRS89-BGR [BGS2005])

Transformation	Source → Target	Accuracy (m)
ETRS89-BGR [BGS2005] to WGS 84 (1)	7798 → 4326	1
Pulkovo 1942(83) to BGS2005 (1)	4178 → 7798	5
BGS2005 to ETRS89 (1) Deprecated	7798 → 4258	0

Other CRS using Bulgaria Geodetic System 2005

Frequently Asked Questions

How do I add EPSG:7799 to GeoServer?

Add the following definition to your GeoServer configuration:

7799=PROJCS["BGS2005 / UTM zone 34N (N-E)",GEOGCS["BGS2005",DATUM["Bulgaria_Geodetic_System_2005",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","7798"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",21],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","7799"]]

Read the full GeoServer guide →

How do I add EPSG:7799 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (7799, 'EPSG', 7799, '+proj=utm +zone=34 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["BGS2005 / UTM zone 34N (N-E)",GEOGCS["BGS2005",DATUM["Bulgaria_Geodetic_System_2005",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","7798"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",21],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","7799"]]');

Read the full PostGIS guide →

How do I add EPSG:7799 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=utm"
  "+zone=34"
  "+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:7799 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:7799", "+proj=utm +zone=34 +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-BGR [BGS2005]

Datum

Bulgaria Geodetic System 2005

Ellipsoid

GRS 1980

Prime Meridian

Greenwich

Area of Use

Bulgaria - west of 24°E

Bulgaria - west of 24°E.

Coordinate System

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

Center Coordinates

678338.59 4738134.08

Projected Bounds

4901796.36 613824.50739594.33 4575173.13

WGS84 Bounds

44.23 22.3624.00 41.32

Data Source

EPSG

Information Source

Geodesy, Cartography and Geoinformation Systems Directorate (GCGIS).

Revision Date

2025-10-17

Scope

Topographic mapping (medium and small scale).

Remarks

Adopted 2010-07-29, replacing earlier systems. See ETRS89-BGR [BGS2005] / CCS2005 (CRS code 7801) for cadastral and other large scale mapping purposes. See BGS2005 / UTM zone 34N (CRS code 7803) for similar CRS with east-north axis order used for GIS purposes.

EPSG

7799