EPSG:CODE

EPSG:6781 — NAD83(CORS96)

Geocentric · USA - CONUS and Alaska; PRVI

Export Formats

OGC WKT
GEOCCS[
    "NAD83(CORS96)",
    DATUM[
        "NAD83_Continuously_Operating_Reference_Station_1996",
        SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],
        AUTHORITY["EPSG","1133"]
    ],
    PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Geocentric X",OTHER],
    AXIS["Geocentric Y",OTHER],
    AXIS["Geocentric Z",NORTH],
    AUTHORITY["EPSG","6781"]
]

Related Coordinate Systems

Available Transformations (6)

Transformation Source → Target Accuracy (m)
ITRF2000 to NAD83(CORS96) (1)
4919 → 6781 0
ITRF96 to NAD83(CORS96) (1)
4917 → 6781 0
ITRF97 to NAD83(CORS96) (1)
4918 → 6781 0
NAD83(CSRS)v2 to NAD83(CORS96) (1)
8233 → 6781 0
NAD83(CSRS)v3 to NAD83(CORS96) (1)
8238 → 6781 0
NAD83(CSRS)v4 to NAD83(CORS96) (1)
8242 → 6781 0

Other CRS using NAD83 (Continuously Operating Reference Station 1996) (49)

Frequently Asked Questions

How do I add EPSG:6781 to GeoServer?

Add the following definition to your GeoServer configuration: 

6781=GEOCCS["NAD83(CORS96)",DATUM["NAD83_Continuously_Operating_Reference_Station_1996",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1133"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Geocentric X",OTHER],AXIS["Geocentric Y",OTHER],AXIS["Geocentric Z",NORTH],AUTHORITY["EPSG","6781"]]
Read the full GeoServer guide →

How do I add EPSG:6781 to PostGIS?

Add the following definition to your PostGIS configuration: 

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (6781, 'EPSG', 6781, '+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs', 'GEOCCS["NAD83(CORS96)",DATUM["NAD83_Continuously_Operating_Reference_Station_1996",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1133"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Geocentric X",OTHER],AXIS["Geocentric Y",OTHER],AXIS["Geocentric Z",NORTH],AUTHORITY["EPSG","6781"]]');
Read the full PostGIS guide →

How do I add EPSG:6781 to MapServer?

Add the following definition to your MapServer configuration: 

PROJECTION
  "+proj=geocent"
  "+ellps=GRS80"
  "+units=m"
  "+no_defs"
  "+type=crs"
END
Read the full MapServer guide →

How do I use EPSG:6781 with Proj4js?

Add the following definition to your Proj4js configuration: 

proj4.defs("EPSG:6781", "+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs");
Read the full Proj4js guide →