[Qgis-user] Fwd: Import and convert points from Google Maps

[Raymond Nijssen]

Glad our answers helped you Renato!

@Arni, please reply to this list so everyone can read your answer. Thanks!

Raymond


On 21-02-17 01:02, Renato Saboya wrote:
> Thank you so much for the answers!
>
> Indeed, selecting EPSG:4326 did the trick. So simple! I could swear I'd
> tried it before, but I must have done something wrong.
>
> This community is fantastic! I hope I can reciprocate by helping others
> like I got helped today.
>
> Regards,
> *Renato T. de Saboya*
> Universidade Federal de Santa Catarina
> Programa de Pós-Graduação em Arquitetura e Urbanismo (PósArq)
> Urbanidades <http://urbanidades.arq.br> | Infoarq
> <http://infoarq.arq.ufsc.br/> | PósArq
> <http://posarq.ufsc.br/renato-t-de-saboya/> | Academia.edu
> <http://ufsc.academia.edu/RenatoSaboya> | ResearchGate
> <http://www.researchgate.net/profile/Renato_Saboya>
>
>
> On 20 February 2017 at 17:56, Árni Geirsson <arni at alta.is
> <mailto:arni at alta.is>> wrote:
>
>     Hi Renato
>     The coordinates that you have picked up are probably in WGS84
>     (EPSG:4326), those are the usual lat, long coordinates. However, the
>     image tiles are in the 3857 coordinate system. I would suggest that
>     you choose the most appropriate local coordinate system for your
>     project and then assign EPSG:4326 to your new layer, making sure
>     that "on the fly" coordinate conversion is selected.
>
>     Arni
>
>
>     Árni Geirsson
>     *Alta ehf* // +354 582 5000 <tel:+354%20582%205000> // +354 897 9549
>     <tel:+354%20897%209549>
>
>     On 20 February 2017 at 13:26, Renato Saboya <rtsaboya at gmail.com
>     <mailto:rtsaboya at gmail.com>> wrote:
>
>         Dear all:
>         I am trying to generate a point shapefile from lat/long
>         coordinates obtained from Google Maps' API. They were generated
>         by a WordPress plugin (Gravity Forms Geolocation Add-on) and
>         processed in R to generate a new CSV file with the latitude and
>         longitude in Y and X columns, respectively. I tried to import
>         them to QGIS using "Add delimited text layer..." and EPSG 3857,
>         which I found online to be the EPSG of Google Maps. I now want
>         to convert this layer / shape to UTM in order to integrate it
>         with my other layers.
>
>         The points are created correctly, apparently. When I check their
>         coordinates and compare to the ranges of values in Google Maps,
>         they seem ok.
>
>
>
>         However, if I try to load another shapefile of the same
>         location, it falls very far from the points. Similarly, If I try
>         to load a map from QuickMapServices, it doesn't work:
>         "/QuickMapServices: Failed to download all 1 files. - Google
>         Satellite/".
>
>         When I save the point shape to UTM (EPSG 31982) to check the
>         coordinates, the values are not coherent with other shapes of
>         the same location:
>
>         Converted coordinates:
>
>
>         What the coordinates should look like (approximate values):
>
>         I also tried inverting the values of lat / long to x and y, to
>         no avail.
>
>         Any thoughts would be highly appreciated!
>         Thanks in advance.
>         Regards,
>         *Renato T. de Saboya*
>         Universidade Federal de Santa Catarina
>         Programa de Pós-Graduação em Arquitetura e Urbanismo (PósArq)
>         Urbanidades <http://urbanidades.arq.br> | Infoarq
>         <http://infoarq.arq.ufsc.br/> | PósArq
>         <http://posarq.ufsc.br/renato-t-de-saboya/> | Academia.edu
>         <http://ufsc.academia.edu/RenatoSaboya> | ResearchGate
>         <http://www.researchgate.net/profile/Renato_Saboya>
>
>
>
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