NAD83 (National Spatial Reference System 2011)
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NAD83 (National Spatial Reference System 2011) Open
Datum Details [VALID]
Name: NAD83 (National Spatial Reference System 2011)
Code: 1116
Type: geodetic
Usage:
Usage Details
Scope: Geodesy.
Extent:

Origin: Coordinates of a nationwide adjustment of 79,546 NGS "passive" control stations in CONUS and Alaska, constrained to 1,171 current CORS station coordinates at epoch 2010.0.
Ellipsoid:
Prime Meridian:
Publication Date: 2012-06-12
Anchor Epoch: 2010.00