>what is the best way to generate cave passage rose diagrams from therion

data?

Many thanks for any hints.

Wolfgang

Hi Wolfgang

With some effort rose diagrams (and other information) can be extracted from Therion sql exports.

http://therion.speleo.sk/wiki/doku.php/outputs?s[]=rose#database_sql

http://therion.speleo.sk/wiki/doku.php/contrib:databasequery

Andrew Atkinson and Dave Clucas have done some work here.

http://wotcc.org.uk/Cheddar/

http://sarawak-caves.com/php/websearch.php (use the direction tab for rose diagrams)

http://mycaves.net/php/websearch.php use the direction tab for rose diagrams)

Dave’s code for the last two is here http://www.daveclucas.com/cms/index.php/downloads/category/15-therion

Bruce