[R-sig-Geo] Import nmea files?
b.rowlingson at lancaster.ac.uk
Fri Jun 21 17:44:57 CEST 2013
On Fri, Jun 21, 2013 at 4:21 PM, Agustin Lobo <alobolistas at gmail.com> wrote:
> You are right, my guess was hasty: I also have
> <trkpt lat="41.549754167" lon="0.652421333">
> in the gpx, but then after readOGR():
> gpstracknmea <-
> I get:
>> gpstracknmea at data$time
>  "2013/06/14 10:04:07+00"
>> class(gpstracknmea at data$time)
>  "character"
> so it seems that readOGR() is the one rounding to the nearest integer.
> http://www.gdal.org/ogr/drv_gpx.html does not mention any rounding.
There's a five-year-old gdal/ogr bug report that might be relevant:
perhaps you might try bumping that? I suspect the precision is lost
when ogr reads in the gpx file, so no amount of fiddling with the
output format as string will help.
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