EPSG:CODE

EPSG:6643 — ASVD02 height

Vertical · American Samoa - Tutuila island

Export Formats

OGC WKT
VERT_CS[
    "ASVD02 height",
    VERT_DATUM[
        "American Samoa Vertical Datum of 2002",
        2005,
        AUTHORITY["EPSG","1125"]
    ],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Gravity-related height",UP],
    AUTHORITY["EPSG","6643"]
]

Related Coordinate Systems

Available Transformations (2)

Transformation Source → Target Accuracy (m)
NAD83(PA11) to ASVD02 height (1)
6321 → 6643 0.02
NAD83(FBN) to ASVD02 height (1)
8542 → 6643 0.05

Frequently Asked Questions

How do I add EPSG:6643 to GeoServer?

Add the following definition to your GeoServer configuration: 

6643=VERT_CS["ASVD02 height",VERT_DATUM["American Samoa Vertical Datum of 2002",2005,AUTHORITY["EPSG","1125"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","6643"]]
Read the full GeoServer guide →

How do I add EPSG:6643 to PostGIS?

Add the following definition to your PostGIS configuration: 

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (6643, 'EPSG', 6643, '+vunits=m +no_defs +type=crs', 'VERT_CS["ASVD02 height",VERT_DATUM["American Samoa Vertical Datum of 2002",2005,AUTHORITY["EPSG","1125"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","6643"]]');
Read the full PostGIS guide →

How do I add EPSG:6643 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:6643 with Proj4js?

Add the following definition to your Proj4js configuration: 

proj4.defs("EPSG:6643", "+vunits=m +no_defs +type=crs");
Read the full Proj4js guide →