[OSM-newbies] projection question in Hawaii

Iván Sánchez Ortega ivan at sanchezortega.es
Wed Apr 1 22:43:19 BST 2009


El Miércoles, 1 de Abril de 2009, Randy George escribió:
>  I also checked against Google Earth by locating  LL -155.136552, 19.68534
> on OSM and on GE. GE shows this point at the road intersection of Akolea Rd
> and Kaumana Dr, while in OSM it's shifted off the road?
>
> I assume I am doing something irregular. Are the OSM tiles
> sphericalmercator EPSG:900913? Or some other EPSG?

Yeah, OSM uses 900913 for rendering. Internally (for editing) it uses 
unprojected WGS84 (AKA EPSG:4326).


Maybe the OSM data for that zone is just wrong (badly surveyed, maybe?) and 
needs to be fixed. Have you checked (with a GPS) that zone?


Cheers,
-- 
----------------------------------
Iván Sánchez Ortega <ivan at sanchezortega.es>

Un ordenador no es un televisor ni un microondas, es una herramienta compleja.
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