[GRASS-dev] Missing projections

Maciej Sieczka tutey at o2.pl
Mon Dec 18 15:29:10 EST 2006


Glynn Clements wrote:
> The following projections are listed by "proj -lp" but don't have
> entries in proj-parms.table:
> 
> 	geos : Geostationary Satellite View
> 	lcca : Lambert Conformal Conic Alternative
> 	sterea : Oblique Stereographic Alternative
> 	vitk1 : Vitkovsky I
> 
> Can anyone provide the necessary parameter information, i.e. which
> PROJ parameters they accept, and what (if any) default value should be
> used?

I know some about sterea. It accepts exactly the same parameters as
stere. It is an (a)lternative to Snyder's oblique stereographic
implemented as stere in PROJ. It should be used for some (all?)
European oblique stereographic based coordinate systems, including
Polish Uklad 1965 zones 1-4 (100% sure; still not a perfect match but
within sub-cm accuracy compared to about-meter accuracy of stere),
Denmark, Romania (both AFAIK only, not sure, Others please speak up).
stere is for American.

Maciek




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