On Tue, Apr 08, 2014 at 02:44:46PM +0100, SomeoneElse wrote: > Martin Koppenhoefer wrote: > >on iPhones you can change this in settings (geographic vs magnetic north) > >not sure for other devices but my guess is there will be settings as well... > > Unless you're in northern Canada I really wouldn't worry about the > difference between geographic and magnetic north. > > Just for a laugh I've looked at the "compass" results from a couple > of phones (an iPhone and a Blackberry Q10) and an actual compass > (piece of metal on a stick in a box - remember them?). Obviously > indoors it's really not a fair test, but if I point the phones north > (which the actual compass gets correct) the phones read 268 and 210 > rather than 0.
you can easily calibrate the compass of smartphones in every location. It does help quite a little bit. Some apps also have some kind of correction for geographic vs magnetic north. Richard _______________________________________________ talk mailing list talk@openstreetmap.org https://lists.openstreetmap.org/listinfo/talk