9 weeks and 2 days.
As today is January 27, 2010 there are 141 weeks and 1 day until October 11, 2012.
52 weeks in 2010; week 1 started December 27, 2009 and week 52 starts December 19, 2010.
27
December 11
3 weeks 6 days
There were 486 weekdays and 194 weekend days.
484 weekdays and 194 weekend days.
Approximately 1408 weeks.
It is 0.161 weeks, approx.
In any given year, including the start and end dates in the calculation, there are 27 weeks 6 days between the two dates.
13
189 days are 27 weeks.