EPSG systems

EPSG:2178 ETRF2000-PL / CS2000/21

Projected system (Transverse Mercator) in use: Poland - 19.5°E to 22.5°E. The full definition below, and conversion in one click.

System record
CodeEPSG:2178
NameETRF2000-PL / CS2000/21
TypeProjected system — Transverse Mercator
Area of use Poland - 19.5°E to 22.5°E
Poland - onshore and offshore between 19°30'E and 22°30'E.
Bounds W 19,50° · S 49,09° · E 22,50° · N 54,55°
Countries Poland
DatumETRF2000 Poland
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system EPSG:9702 — ETRF2000-PL
Unit metre (x north, y east)
Transformation to WGS 84 ETRF2000-PL to WGS 84 (1) (EPSG:9772) — accuracy 1 m
ScopeCadastre, engineering survey, topographic mapping (1:5000 and larger scales).

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin21degree
Scale factor at natural origin0.999923unity
False easting7500000metre
False northing0metre

proj4 definition

+proj=tmerc +lat_0=0 +lon_0=21 +k=0.999923 +x_0=7500000 +y_0=0 +ellps=GRS80 +units=m +towgs84=0,0,0 +no_defs

Paste it into QGIS, proj4js, PostGIS (spatial_ref_sys) or GDAL. +towgs84 carries the EPSG transformation to WGS 84; the official code stays EPSG:2178.

WKT (ESRI format, the .prj content)

PROJCS["ETRF2000-PL_CS2000_21_Zone_7",GEOGCS["GCS_ETRF2000-PL",DATUM["ETRF2000_Poland",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",7500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",21.0],PARAMETER["Scale_Factor",0.999923],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Poland

Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.