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The OSTNS02 file corrects the funamental BNG inaccuracies, which enables coordinate values to be transformed to other projections (e.g. EPSG:4326) via mathematical function whilst maintaining accuracy to the true location.","path":"README.md","position":null,"original_position":7,"commit_id":"125772c8275f8da5ed7d2c61760aafb25b93f503","original_commit_id":"4bbf31fe7a23a1bc6727deb98f784d591c5c4ac4","user":{"login":"snodnipper","id":576719,"avatar_url":"https://avatars.githubusercontent.com/u/576719?v=3","gravatar_id":"","url":"https://api.github.com/users/snodnipper","html_url":"https://github.com/snodnipper","followers_url":"https://api.github.com/users/snodnipper/followers","following_url":"https://api.github.com/users/snodnipper/following{/other_user}","gists_url":"https://api.github.com/users/snodnipper/gists{/gist_id}","starred_url":"https://api.github.com/users/snodnipper/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/snodnipper/subscriptions","organizations_url":"https://api.github.com/users/snodnipper/orgs","repos_url":"https://api.github.com/users/snodnipper/repos","events_url":"https://api.github.com/users/snodnipper/events{/privacy}","received_events_url":"https://api.github.com/users/snodnipper/received_events","type":"User","site_admin":false},"body":"+1 - roger that.  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