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GPS- Deriving British Ordnance Survey Grid Reference from NMEA data |
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Tuesday, 21 March 2006 |
The NMEA data exported by GPS units gives latitude and longitude and geometric distance above the WGS84 (GRS80) reference ellipsoid.
The Ordnance Survey maps for Great Britain use grid references based on the Airy Spheroid (OSGB36) reference ellipsoid.
The following article discusses a C# class to convert GPS derived NMEA data to the British Ordnance Survey Grid.
Read more at: .
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Last Updated ( Monday, 06 November 2006 )
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