[GRASS-user] Unusual [Open|ESRI]FileGDB: how to import

Markus Metz markus.metz.giswork at gmail.com
Mon Oct 30 15:30:14 PDT 2017


On Mon, Oct 30, 2017 at 11:22 PM, Rich Shepard <rshepard at appl-ecosys.com>
wrote:
>
> On Mon, 30 Oct 2017, Markus Metz wrote:
>
>> You should check the geolocation accuracy after reprojection.
>
>
> Markus,
>
>   I created a new location for importing the redband trout data (which I
> assume used the Mercator projection shown in the SRS). Then I re-projected
> it to the location with the rest of the fish (they all came from the same
> source so I'll let them know about the discrepancy).

You need to visually check the geolocation accuracy, i.e. plot the data
together with other reference data and search for any geolocation
inaccuracies. The target projection information does not matter.

Markus M

> The projection
> information for all these species is:
>
> name: NAD_1983_Lambert_Conformal_Conic
> datum: nad83
> ellps: grs80
> proj: lcc
> lat_1: 42.33333333333334
> lat_2: 48.66666666666666
> lat_0: 41
> lon_0: -117
> x_0: 914401.8287999999
> y_0: 0
> no_defs: defined
>
>
> Rich
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