There are 30 days in September.
From the 1st January, 2010 to 1st September, 2010 there are 244 days.
3 days until September 16 2010 (from September 13 2010, today).
206 days.
43 days
There are 100 days, inclusive of the dates given.
158 days until September 13 2010 (from April 8 2010).
215 days.
9 months.
As today is January 27, 2010 there are 216 days until September 1, 2010.
Calculated on 12, May, 2010, there are 141 days until September 29, 2010.
From the 3rd of September 2010 to the 13th of October 2010 was 40 days.