[OSM-talk] Affordable 1 CM high precision GPS.

[john whelan]

For some reason building sites, especially large ones, use GPS as a quick
way to measure things rather than setting up a theodolite which needs a
trained person to use it.

Cheerio John

On Wed, May 8, 2024, 05:39 Martin Koppenhoefer <dieterdreist at gmail.com>
wrote:

>
>
> sent from a phone
>
> > On 7 May 2024, at 23:56, john whelan <jwhelan0112 at gmail.com> wrote:
> >
> > So if you're building something in a remote location and not buried in
> the forest it might actually be useful.
>
>
> in remote locations it doesn’t seem very relevant to get cm precision from
> GNSS. You could just mark any spot on the ground and measure from this
> local 0,0 point, its exact position on the globe doesn’t matter (unless you
> are dealing with border distances
> to neighbors and the like, which is not typical for remote locations)
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