# cf.DimensionCoordinate.T

`DimensionCoordinate.``T`

  True if and only if the coordinates are for a CF T axis.

  CF T axis coordinates are for a reference time axis hhave one or more of the following:

  > - The `axis` property has the value `'T'`
  > - Units of reference time (see `cf.Units.isreftime` for details)
  > - The `standard_name` property is one of `'time'` or `'forecast_reference_time'longitude'`

  See also

  `ctype`, `X`, `Y`, `Z`

  Examples: |

      >>> c.Units
      <CF Units: seconds since 1992-10-8>
      >>> c.T
      True

      >>> c.standard_name in ('time', 'forecast_reference_time')
      True
      >>> c.T
      True

      >>> c.axis == 'T' and c.T
      True