xml Returns the XML representation of this spatial reference.

wkt Returns the WKT representation of this spatial reference.

validate() Checks to see if the given spatial reference is valid, if not an exception will be raised.

units Returns a 2-tuple of the units value and the units name and will automatically determines whether to return the linear or angular units.

to_esri() Morphs this SpatialReference to ESRI’s format.

srid Returns the SRID of top-level authority, or None if undefined.

semi_minor Returns the semi minor axis of the ellipsoid for this spatial reference.

semi_major Returns the semi major axis of the ellipsoid for this spatial reference.

projected Returns True if this spatial reference is a projected coordinate system (root node is PROJCS).

proj4 Alias for SpatialReference.proj.