18.6 CF Standard Names
The CF Standard Name Table
version 20 currently includes over 2400
entries, from "
" to "
- A CF standard name is not a netCDF variable
name, but instead a
value for the
standard_name variable attribute.
standard_name attribute identifies
the physical quantity of a variable, for example "air_temperature",
"divergence_of_wind", "plant_respiration_carbon_flux", or
- The CF standard name table includes a precise definition of
each quantity named, e.g. for the long standard_name above, it includes
standard name is independent of units of measure. Conformable units are specified
units attribute, e.g. "kg m-2 s-1".
- The standard name is also independent of coordinate variables used to describe its
- As a standard for
naming physical quantities, the table of names and definitions is
independent of netCDF.
- There are Guidelines for constructing CF standard names, and anyone can
propose and justify the need for new names.