Notes & maps on some walks in and around Canberra. The walks vary from 10 to 30km. All are undertaken at an easy pace. Wednesday is my usual walk day. To join in send an email.

Thursday, August 20, 2009

GeoPDF maps from MapConnect

Once again the method of 'try it and see what happens ' has delivered another interesting revelation about the free downloads on offer from Geoscience Australia through their MapConnect webpage.
From the MapConnect home page entire sheets of the 250K maps of Australia can be downloaded in a variety of formats. The GeoPDF format allows entire mapsheet files of about 10MB size to be downloaded. These large files can be zoomed in to the finest detail. Even at 800% zoom every detail is clearly visible. The GeoPDF toolbar needs to be installed.
The path for downloading the GeoPDF map file is as follows. From the MapConnect home page> order mapsheet [tool]> select mapsheet> select format [=GeoPDF]>add to order> clear order> confirm licence>proposed use [= in house]. An email is sent from GA notifying download> download map> open> saved in folder GEODATA_TOPO250K_TILE_DATA.
The Canberra mapsheet file I5516_GeoPDF is an Adobe pdf file of 10.5MB.

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Canberra, Australian Capital Territory, Australia