[CF-metadata] FW: Connecting coordinates to Grid Mapping variables

From: Jonathan Gregory <j.m.gregory>
Date: Wed, 26 Oct 2011 21:02:06 -0600

Dear Mark

> >Actually I am unclear, in this particular example, why we do need two grid_mapping atts.
> One issue is that the GeogCS the OSGB is projected from is different from the GeogCS I would like to exchange my data on.

Ah, I see. The two different systems have different ellipsoids. OK, I agree,
this shows the need for two grid_mappings. In fact, lat and lon could be
provided in both of them with either extension to the CF convention.
Thanks for the example.

Best wishes

Jonathan
Received on Wed Oct 26 2011 - 21:02:06 BST