Symbols (and abbreviated terms)


a  semi-major axis
b  semi-minor axis
CC  Change Coordinates (package abbreviation in UML model)
CD  Coordinate datum (package abbreviation in UML model)
CCRS  Compound coordinate reference system
CI  Citation
CRS  Coordinate reference system
CS  Coordinate system (also package abbreviation in UML model)
DQ  Data quality (package abbreviation in UML model)
E  Easting
f  flattening
h  ellipsoidal height
H  gravity-related height
ISO  International Organization for Standardization
N  Northing
OGC  Open GIS Consortium
RS  Reference System (package abbreviation in UML model)
SC  Spatial referencing by Coordinates (package abbreviation in UML model)
SI  Le Système International d'Unités
UML  Unified Modeling Language
XML  eXtensible Markup Language
1D  One Dimensional
2D  Two Dimensional
3D  Three Dimensional
λ  geodetic longitude
φ  geodetic latitude
X, Y, Z  Cartesian coordinates in a geocentric coordinate reference system
i, j, k  Cartesian coordinates in an engineering coordinate reference system, (integer or real)