Paul Ramsey pramsey at refractions.net
Tue Mar 4 15:54:04 EST 2003

As I recall, there are ESRI numbers sprinkled around a bunch of places, 
not necessarily all outside the 32767 range. I made a superset file 
once, and can do it again if needed. Frank wanted the domains completely 
separate though.

Daniel Morissette wrote:
> Paul Ramsey wrote:
>>Derived by: downloading all projections from ESRI's ArcXML reference
>>site, parsing out of HTML, and then applying the OGR coordinate system
>>functions to turn the WKT into Proj4.
> Thanks for this Paul.  Unfortunately I think I didn't formulate my
> question properly earlier today.  What I'm trying to do is come up with
> is a epsg file that will contain all the regular epsg definitions and
> all the esri-specific projections.  This is so that our WMS clients can
> talk to ESRI WMS servers which advertize custom EPSG codes like
> EPSG:102009.
> Looking more closely at the file you sent I notice that there are a
> bunch of definitions outside of the 0-32767 range.  Do you know if it
> would be safe to assume that any definitions inside the 0-32767 range in
> the esri file are a subset of the ones in the epsg file, so to produce
> my merged file for my WMS client I could use the latest epsg file from
> PROJ 4.4.6 and append to it all definitions from the esri file with ids
> above 32767?
> I guess I could walk through the file and find out myself, but if you
> know the answer to that question already then that would save me some
> time.  :)
> Thanks 
> Daniel

      | Paul Ramsey
      | Refractions Research
      | Email: pramsey at refractions.net
      | Phone: (250) 885-0632

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