EPSG:CODE

EPSG:3855 — EGM2008 height

Vertical · World

Export Formats

OGC WKT
VERT_CS[
    "EGM2008 height",
    VERT_DATUM["EGM2008 geoid",2005,AUTHORITY["EPSG","1027"]],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Gravity-related height",UP],
    AUTHORITY["EPSG","3855"]
]

Related Coordinate Systems

Available Transformations (4)

Transformation Source → Target Accuracy (m)
EGM2008 height to Kiunga height (1)
3855 → 7652 0
EGM2008 height to POM08 height (1)
3855 → 7841 0
WGS 84 to EGM2008 height (2)
4979 → 3855 0.11
WGS 84 to EGM2008 height (1)
4979 → 3855 0.113

Frequently Asked Questions

How do I add EPSG:3855 to GeoServer?

Add the following definition to your GeoServer configuration: 

3855=VERT_CS["EGM2008 height",VERT_DATUM["EGM2008 geoid",2005,AUTHORITY["EPSG","1027"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","3855"]]
Read the full GeoServer guide →

How do I add EPSG:3855 to PostGIS?

Add the following definition to your PostGIS configuration: 

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (3855, 'EPSG', 3855, '+vunits=m +no_defs +type=crs', 'VERT_CS["EGM2008 height",VERT_DATUM["EGM2008 geoid",2005,AUTHORITY["EPSG","1027"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","3855"]]');
Read the full PostGIS guide →

How do I add EPSG:3855 to MapServer?

Add the following definition to your MapServer configuration: 

PROJECTION
  "+vunits=m"
  "+no_defs"
  "+type=crs"
END
Read the full MapServer guide →

How do I use EPSG:3855 with Proj4js?

Add the following definition to your Proj4js configuration: 

proj4.defs("EPSG:3855", "+vunits=m +no_defs +type=crs");
Read the full Proj4js guide →