*Ahem* no offence to Simon, obviously....he's just trying to check out a manufacturer's claims and opening a can of worms in the process.
On Thu, Oct 10, 2019 at 5:18 PM Dave F via Talk-GB < talk-gb@openstreetmap.org> wrote: > On 09/10/2019 23:12, Warin wrote: > > > > I'd think to get that level of accuracy you 'd need readings over some > > considerable time... days? > > > > Otherwise you get bias from, as you hint, the atmospheric conditions, > > the satellites in view - their bias, angles .. > > Unless you have access to correction data, say from a local fixed GPS. > > > > Indeed. > For Simon to assume he got a single 2cm "accuracy" let alone > consistently is naive. To believe it usurped OS's reading is silly. > > DaveF > > _______________________________________________ > Talk-GB mailing list > Talk-GB@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-gb >
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