[Talk-GB] accurate GPS
jez.nicholson at gmail.com
Thu Oct 10 16:47:08 UTC 2019
*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 at 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.
> For Simon to assume he got a single 2cm "accuracy" let alone
> consistently is naive. To believe it usurped OS's reading is silly.
> Talk-GB mailing list
> Talk-GB at openstreetmap.org
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