lareina sun wrote: > Hi, > Why only those from "NAD27/UTM zone 3N" to "NAD27/UTM zone 22N" have > EPSG code while other zones don't have? Besides EPSG what else can be > passed to CRSAuthorityFactory? > Thanks,
Sun, Because NAD27 (the North American Datum of 1927) is only used in zones 3 through 22 presumably. EPSG attempts to document coordinate systems with meaningful real world usage. If NAD27 is defined in other parts of the world, why include UTM zones based on it? Best regards, -- ---------------------------------------+-------------------------------------- I set the clouds in motion - turn up | Frank Warmerdam, [EMAIL PROTECTED] light and sound - activate the windows | http://pobox.com/~warmerdam and watch the world go round - Rush | President OSGeo, http://osgeo.org ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ Geotools-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/geotools-devel
