EPSG:9523 — NAD83(2011) + VIVD09 height

Compound · Virgin Islands, US - onshore

Export Formats

OGC WKT

COMPD_CS[
    "NAD83(2011) + VIVD09 height",
    GEOGCS[
        "NAD83(2011)",
        DATUM[
            "NAD83_National_Spatial_Reference_System_2011",
            SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],
            AUTHORITY["EPSG","1116"]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","6318"]
    ],
    VERT_CS[
        "VIVD09 height",
        VERT_DATUM[
            "Virgin Islands Vertical Datum of 2009",
            2005,
            AUTHORITY["EPSG","1124"]
        ],
        UNIT["metre",1,AUTHORITY["EPSG","9001"]],
        AXIS["Gravity-related height",UP],
        AUTHORITY["EPSG","6642"]
    ],
    AUTHORITY["EPSG","9523"]
]

WKT2

COMPOUNDCRS[
    "NAD83(2011) + VIVD09 height",
    GEOGCRS[
        "NAD83(2011)",
        DATUM[
            "NAD83 (National Spatial Reference System 2011)",
            ELLIPSOID[
                "GRS 1980",
                6378137,
                298.257222101,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7019]
            ],
            ANCHOREPOCH[2010],
            ID["EPSG",1116]
        ],
        CS[ellipsoidal,2,ID["EPSG",6422]],
        AXIS["Geodetic latitude (Lat)",north],
        AXIS["Geodetic longitude (Lon)",east],
        ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
        ID["EPSG",6318]
    ],
    VERTCRS[
        "VIVD09 height",
        VDATUM["Virgin Islands Vertical Datum of 2009",ID["EPSG",1124]],
        CS[vertical,1,ID["EPSG",6499]],
        AXIS["Gravity-related height (H)",up],
        LENGTHUNIT["metre",1,ID["EPSG",9001]],
        GEOIDMODEL["NAD83(2011) to VIVD09 height (1)",ID["EPSG",7647]],
        GEOIDMODEL["NAD83(NSRS2007) to VIVD09 height (1)",ID["EPSG",9176]],
        GEOIDMODEL["NAD83(2011) to VIVD09 height (2)",ID["EPSG",9231]],
        ID["EPSG",6642]
    ],
    ID["EPSG",9523]
]

PROJ.4

+proj=longlat +ellps=GRS80 +vunits=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:9523", "+proj=longlat +ellps=GRS80 +vunits=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 9523,
  "name": "NAD83(2011) + VIVD09 height",
  "kind": "compound",
  "area": "Virgin Islands, US - onshore",
  "unit": null,
  "bbox": [
    17.62,
    -65.09,
    18.44,
    -64.51
  ],
  "proj4": "+proj=longlat +ellps=GRS80 +vunits=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 (9523, 'EPSG', 9523, '+proj=longlat +ellps=GRS80 +vunits=m +no_defs +type=crs', 'COMPD_CS["NAD83(2011) + VIVD09 height",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1116"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],VERT_CS["VIVD09 height",VERT_DATUM["Virgin Islands Vertical Datum of 2009",2005,AUTHORITY["EPSG","1124"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","6642"]],AUTHORITY["EPSG","9523"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=longlat"
  "+ellps=GRS80"
  "+vunits=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

9523=COMPD_CS["NAD83(2011) + VIVD09 height",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1116"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],VERT_CS["VIVD09 height",VERT_DATUM["Virgin Islands Vertical Datum of 2009",2005,AUTHORITY["EPSG","1124"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","6642"]],AUTHORITY["EPSG","9523"]]

Related Coordinate Systems

Available Transformations (1)

Transformation	Source → Target	Accuracy (m)
NAD83(2011) to NAD83(2011) + VIVD09 height (2)	6319 → 9523	0.015

Frequently Asked Questions

How do I add EPSG:9523 to GeoServer?

Add the following definition to your GeoServer configuration:

9523=COMPD_CS["NAD83(2011) + VIVD09 height",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1116"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],VERT_CS["VIVD09 height",VERT_DATUM["Virgin Islands Vertical Datum of 2009",2005,AUTHORITY["EPSG","1124"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","6642"]],AUTHORITY["EPSG","9523"]]

Read the full GeoServer guide →

How do I add EPSG:9523 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (9523, 'EPSG', 9523, '+proj=longlat +ellps=GRS80 +vunits=m +no_defs +type=crs', 'COMPD_CS["NAD83(2011) + VIVD09 height",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1116"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],VERT_CS["VIVD09 height",VERT_DATUM["Virgin Islands Vertical Datum of 2009",2005,AUTHORITY["EPSG","1124"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","6642"]],AUTHORITY["EPSG","9523"]]');

Read the full PostGIS guide →

How do I add EPSG:9523 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=longlat"
  "+ellps=GRS80"
  "+vunits=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:9523 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:9523", "+proj=longlat +ellps=GRS80 +vunits=m +no_defs +type=crs");

Read the full Proj4js guide →