[R-sig-Geo] converting from MSL EGM2008 to RH2000

[Roger Bivand]

On Tue, 10 Jul 2018, Harp, Nathen (DOT) via R-sig-Geo wrote:

> I don't believe R has geodetic packages but that is what you need.  See NGS for examples,,
> https://www.ngs.noaa.gov/PC_PROD/pc_prod.shtml

While this is currently the case, we hope that PROJ >=5 will make this 
possible - for now please also consider using PROJ command line tools with 
geodetic pipelines, maybe ask on the proj list, and keep everyone 
informed!

Roger

> ________________________________
> From: R-sig-Geo <r-sig-geo-bounces using r-project.org> on behalf of Francis Freire <Francis.Freire using sgu.se>
> Sent: Tuesday, July 10, 2018 7:20:59 AM
> To: 'r-sig-geo using r-project.org'
> Subject: [R-sig-Geo] converting from MSL EGM2008 to RH2000
>
> ATTENTION: This email came from an external source. Do not open attachments or click on links from unknown senders or unexpected emails.
>
>
> Hi,
>
> I am particularly new to R and would like to ask a question. I have looking all over the net for a way to convert the vertical reference system of our z values in our xyz text file from MSL EGM2008 to RH2000 using R. Has anyone done this before or can point me in the right directions?
>
> Best,
>
> Francis
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-- 
Roger Bivand
Department of Economics, Norwegian School of Economics,
Helleveien 30, N-5045 Bergen, Norway.
voice: +47 55 95 93 55; e-mail: Roger.Bivand using nhh.no
http://orcid.org/0000-0003-2392-6140
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