Ordnance Survey Information and Consultation papers

Information and Consultation papers come in three formats…

is a normal web page link; just click on this to take you to the relevant page (some larger documents are not available as a web page).

is in Adobe Acrobat PDF (portable document format); clicking on this will open up the PDF in your browser window. If you wish to download the PDF document to access off-line, right click on the link and choose 'Save target as'/'Save link as'.

The new transformation is detailed in an article in the November/December 2001 edition of Geomatics World Magazine.

July 2004 GPS Workshop Presentations

Information paper 13/1999
Joined-up geography for the new millennium.

Consultation paper 2/2000
The future of triangulation pillars.

Information paper 4/2000
Positional accuracy of mapping of 1:2500 scale.

Technical Information
Grid North, Magnetic North and True North

Technical Information
Calculating the distance between two points using their National Grid references.