EPSG:CODE

EPSG:4156 — S-JTSK

Geographic 2D · Europe - Czechoslovakia

Export Formats

OGC WKT
GEOGCS[
    "S-JTSK",
    DATUM[
        "System_of_the_Unified_Trigonometrical_Cadastral_Network",
        SPHEROID["Bessel 1841",6377397.155,299.1528128],
        TOWGS84[589,76,480,0,0,0,0]
    ],
    PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4156"]
]

Related Coordinate Systems

Available Transformations (15)

Transformation Source → Target Accuracy (m)
S-JTSK (Ferro) to S-JTSK (1)
4818 → 4156 0
S-JTSK to S-JTSK/05 (1)
4156 → 5228 0
S-JTSK [JTSK03] to S-JTSK (1)
8351 → 4156 0.05
ETRS89-SVK [SKTRF09] to S-JTSK (5)
11076 → 4156 0.06
S-JTSK to ETRS89-SVK [SKTRF09] (6)
4156 → 11076 0.06
S-JTSK to ETRS89 (3)
4156 → 4258 0.5
S-JTSK to ETRS89 (1)
4156 → 4258 1
S-JTSK to WGS 84 (1)
4156 → 4326 1
S-JTSK to ETRS89 (4)
4156 → 4258 1
S-JTSK to WGS 84 (4)
4156 → 4326 1

Other CRS using System of the Unified Trigonometrical Cadastral Network

Frequently Asked Questions

How do I add EPSG:4156 to GeoServer?

Add the following definition to your GeoServer configuration: 

4156=GEOGCS["S-JTSK",DATUM["System_of_the_Unified_Trigonometrical_Cadastral_Network",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[589,76,480,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4156"]]
Read the full GeoServer guide →

How do I add EPSG:4156 to PostGIS?

Add the following definition to your PostGIS configuration: 

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (4156, 'EPSG', 4156, '+proj=longlat +ellps=bessel +towgs84=589,76,480,0,0,0,0 +no_defs +type=crs', 'GEOGCS["S-JTSK",DATUM["System_of_the_Unified_Trigonometrical_Cadastral_Network",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[589,76,480,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4156"]]');
Read the full PostGIS guide →

How do I add EPSG:4156 to MapServer?

Add the following definition to your MapServer configuration: 

PROJECTION
  "+proj=longlat"
  "+ellps=bessel"
  "+towgs84=589,76,480,0,0,0,0"
  "+no_defs"
  "+type=crs"
END
Read the full MapServer guide →

How do I use EPSG:4156 with Proj4js?

Add the following definition to your Proj4js configuration: 

proj4.defs("EPSG:4156", "+proj=longlat +ellps=bessel +towgs84=589,76,480,0,0,0,0 +no_defs +type=crs");
Read the full Proj4js guide →