September 8 1989 is on a Friday.
Sept 8 1955 was a Thursday.
Sept 8th 1869 was a Wednesday.
Wednesday
September 8 1989 was on a Friday.
December 8 1989 was a Friday.
8th Sept 2008 was a Monday.
September 8, 1943 was a Wednesday.
May 8, 1989 fell on a Monday.
January 8, 1989 fell on a Sunday.
From a perpetual US calendar: September 8, 1950 was on Friday.
Wednesday
Thursday.