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> On 29. Jun 2017, at 13:07, James <[email protected]> wrote: > > This is probably why dbh is used as the diameter only changes a tiny fraction > of the circumferance per year, so the data is less stale and you dont have to > audit them every year there's really no difference, its exactly the same kind of data change (in %), as there's a linear relationship. The "tiny" fraction is 1/3.14.... As the circumference are higher numbers (3 times), we would get more precision when keeping whole number values ;-) cheers, Martin _______________________________________________ Talk-ca mailing list [email protected] https://lists.openstreetmap.org/listinfo/talk-ca
