On 13/07/11 12:32, Ian Spillane wrote:
> A question for the brainboxes:
>> A present the location code uses three-and-a-half digits for each of
> longitude and latitude. Half a digit of base 28 is actually two base 5
> digits, 5*5=25, which wastes 3 numbers and thus reduces potential
> accuracy by a third.
I wonder instead of dividing both lat and long by 5,
could you divide lat into 6, and truncate the highest and lowest
values into the 28 char set, as you'd just be losing
resolution in the sea then anyway?
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