[Qgis-user] Projections

[Paolo Cavallini]

I'd suggest using PostGIS>Geography data type.
Cheers.

Il 22/10/20 07:43, MIKE MCGRADY ha scritto:
> I have data on tracked migratory birds, and want accurate measures of
> distance travelled during migration and areas of summering and wintering
> ranges.  These birds are summering in central Asia (mostly Kazakhstan
> and southern Russia), and wintering in Arabia.  Any advice on which
> projection to use?  My guess is Lambert conformal conic.  I'd really
> like to avoid using different projections for different phases of the
> birds' annual cycle, unless absolutely necessary.  
> 
> M. J. McGrady
> Am Rosenhugel 59
> A-3500 Krems
> Austria
> 
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-- 
Paolo Cavallini
www.faunalia.eu - QGIS.org
training, support, development on QGIS, PostGIS and more