I think the two GPS points method remains the best way to achieve azimuth measurements, indeed.
Thank you gentlemen. Any more advice ? *François Lacombe* francois dot lacombe At telecom-bretagne dot eu http://www.infos-reseaux.com 2014-04-08 12:24 GMT+02:00 Christoph Hormann <[email protected]>: > On Tuesday 08 April 2014, François Lacombe wrote: > > [...] > > Is there a solution to that issue ? > > > > Measuring geographic north directly isn't so simple I think. > > > > Probably the simplest and most accurate way is to use position > measurements to determine the direction. Look in what direction the > feature you want to orient points, identify a point in that direction > at suitable distance, go to that point and record the position (or use > the already mapped data of it) and use both positions to determine the > direction. > > With very simple tools (like piece of cardboard with an angular scale > drawn on it) you can also record relative orientations and this way > avoid the need to find a reference point in exactly the direction your > object points to. This is how you used to measure everything before > the age of GPS. > > -- > Christoph Hormann > http://www.imagico.de/ > > _______________________________________________ > talk mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/talk >
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