Map Projections

I’ve just discovered this really lovely graphic detailing a number of different map projections. It’s taken from the opening pages of the “Oxford Advanced Atlas” (Bartholomew, 1936) and features well-known projections such as the Mercator and Mollweide, through to the more obscure Van der Grinten, and the heart shaped Bonne. It even features the gores required […]

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British National Grid transformation and re-projection in R

Georeferenced UK statistical data typically comes in one of two spatial coordinate reference systems – either latitude/longitude points based on the World Geodetic System 1984 (‘WGS 84′), or in the eastings/northings system of the British National Grid (based on the 1936 Ordnance Survey Great Britain datum ‘OSGB 36′). The latter system has the benefit of […]

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British National Grid transformation and reprojection in R

Georeferenced UK statistical data typically comes in one of two spatial coordinate reference systems – either latitude/longitude points based on the World Geodetic System 1984 (‘WGS 84′), or in the eastings/northings system of the British National Grid (based on the 1936 Ordnance Survey Great Britain datum ‘OSGB 36′). The latter system has the benefit of […]

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