.. _vandg3: ******************************************************************************** van der Grinten III ******************************************************************************** .. figure:: ./images/vandg3.png :width: 500 px :align: center :alt: van der Grinten III proj-string: ``+proj=vandg3`` Parameters ################################################################################ .. note:: All parameters are optional for the projection. .. include:: ../options/lon_0.rst .. include:: ../options/R.rst .. include:: ../options/x_0.rst .. include:: ../options/y_0.rst