[OSM-talk] Coastlines

OJW streetmap at blibbleblobble.co.uk
Mon Aug 21 19:14:41 BST 2006


On Monday 21 August 2006 14:21, J.D. Schmidt wrote:
> But it is evident there's a consistent shift to the south east. My
> preliminary investigation shows that the coastline is about 30 meter
> south and 18 meters east of where it should be. Square mentioned on the
> IRC channel, that thediscrepancy of 30 meters S-N direction, and 18
> meters E-W direction is equivalent to about 1 arcsecond in both cases.

So we want to upload another copy of Amager, with
 * Lat += 0.00028
 * Long -= 0.00028
 * Source = PGS_shiftedA

to see whether that looks better?





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