Adding 180 days to September 20, 2008 gives March 19, 2009.
Adding 180 days to September 28, 2011 gives March 26, 2012.
Adding 180 days to September 17, 2010 gives March 16, 2011.
Adding 180 days to March 19 gives September 15.
Adding 180 days to March 30, 2011 gives September 26, 2011.
Adding 180 days to April 1 2011 gives September 28, 2011.
28 September 2015.28 September 2015.28 September 2015.28 September 2015.
180 days from September 14, 2011 is March 23, 2011.
The date which falls 180 days after July 14, 2012 is January 10, 2013.
Adding 180 days to September 20, 2010 gives March 19, 2011.
Adding 180 days to September 9 on a non-leap year gives March 7 of the following year. Adding 180 days to September on a leap year gives March 6 of the following year.
The 13th of March is 180 days before it. The 8th of March is 180 days after it, except when that March is in a leap year, in which case the 7th of March is 180 days after it.
January 9, 2011 + 180 days = July 8, 2011.