On 4/07/2011 mikllaw wrote:
>You just double the decimal bit of the YDS (Yosenmite Decimal System) unless
>the climb is a crack or a slab.
My conversion is different, but I think like all approximations only works well for certian grade ranges.
I add 10 the the decimal protion, for grades from 5.4 to 5.9:
5.4 = 14
5.5 = 15 etc
Not exact, but given the innacuracy of grading anyway, works well enough for me. |