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Converts british national grid (OSBG36) to lat lon (WGS84) and vice versa.

Project description

BNG ⇄ LatLon

Converts british national grid (OSBG36) to lat lon (WGS84) and vice versa.

Originally authored by Hannah Fry.

NEW! importable, installable, PEP8 styled, pure python and doctested


Get the latest stable release from PyPi:

pip install bng_latlon


>>> from bng_to_latlon import OSGB36toWGS84
>>> OSGB36toWGS84(538890, 177320)
(51.47779538331092, -0.0014016837826672265)
>>> from latlon_to_bng import WGS84toOSGB36
>>> WGS84toOSGB36(51.4778, -0.0014)
(538890.1053365842, 177320.49650700082)

To Do

  • notify devs, share
  • common importable constants and separate util functions (Helmut transform…)
  • CLI to accept filename or value pair as args

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