[Talk-us] Whole-US Garmin Map (02-10-2010) update

Apollinaris Schoell aschoell at gmail.com
Sat Feb 20 05:15:52 GMT 2010


On 18 Feb 2010, at 9:53 , Lars Ahlzen wrote:
> 
> Yes, I do have it. Bittorrent would be nice, but it's over 600 GB, so just seeding it once would probably put me over my ISP's bw quota (and/or clog my intertubes for weeks!). :(
> 
> The lower resolution (1 arc-second) version isn't _as_ huge, so that could possibly work. Then again, that isn't much improvement over SRTM.
> 

NED 1 arc second is a huge improvement compared to SRTM. generated 2 tiles for comparison and selected an area with wholes in srtm based tile
http://www.mediafire.com/i/?wumznnmy2dz
http://www.mediafire.com/i/?1y2qntdmmrz

At least for Garmin maps  1 arc second is more than good enough. 


> -- 
> Lars Ahlzen
> lars at ahlzen.com





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