[Proj] proj4 specifications for a rotated latlon grid on a sphere?

Hermann Peifer peifer at gmx.eu
Mon Aug 13 18:50:06 EST 2012

On 2012-08-13 12:19, Martin Ivanov wrote:
> Dear PROJ4 users,
> I have a rotated latitude-longitude grid with coordinates of the north
> pole POLE_LAT=39.25 and POLE_LON=-162.
> The data are on a sphere with radius 6371 km. Is it possible to define
> proj4 specifications for this grid...

You could try:
+proj=ob_tran +o_proj=latlon +o_lon_p=-162 +o_lat_p=39.25 +lon_0=180


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