[Talk-ca] Topomaps (was Re: An introduction)

Dan Charrois dan at syz.com
Sat Feb 5 00:04:48 GMT 2011


Oh - I'm sure you must be right about that.  I should have read more carefully.

Thanks!

Dan

On 2011-Feb-04, at 4:12 PM, Kevin Michael Smith wrote:

> On Fri, 2011-02-04 at 15:57 -0700, Dan Charrois wrote:
>> Hi Sam!
>> 
>> Where have you found SRTM data at 20 meter intervals?  The only data I've found was 3 arcsec (~90m) worldwide, and 1 arcsec (~30) just for the United States.  As far as I knew, 1 arcsec data was all that was collected, but even that wasn't released beyond the U.S. borders. 
> 
> I think he means a 20m vertical interval between contour lines, not the
> horizontal resolution of the DEM.
> 
> -- 
> Kevin Michael Smith <smithkm at draconic.ca>

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