The 27th of December.
2012 was a leap year, so: from Sept 28 2011 to Sept 28 2012 is 366 days; and from Sept 28 2012 to Sept 28 2013 is 365 days; a total of 731 days. 7 days in a week, so: 731 days ÷ 7 days/week = 1043/7 weeks ie just under 1041/2 weeks.
28 sept
Thursday the 24th of November 2011.
Monday
It was a Sunday.
sunday
September 28 2007 was a Friday.
September 28, 1946 was a Saturday.
The day that is 180 days after 31 December 2011 (the 180th day of 2012) is 28 June 2012.
September, 28th, 1947, was a Tuesday.
The first day of the Season of Advent is the fourth Sunday before Christmas, and the last day is Christmas Eve. Since Christmas Eve can fall on any day of the week, the length of the Advent Season can vary from a minimum of 22 days, when Christmas falls on a Monday, to a maximum of 28 days, when Christmas falls on a Sunday.
Adding 120 days to January 28, 2011 gives May 28, 2011.