Going from the start of the 20th century to 2015, the 28th of September was a Saturday in 1901, 1907, 1912, 1918, 1929, 1935, 1940, 1946, 1957, 1963, 1968, 1974, 1985, 1991, 1996, 2002, and 2013. It will next be a Saturday in 2019.
In a 28-year cycle, starting in 1984 and ending in 2011, May 5 fell on a Saturday in the years: 1984 1990 2001 2006 For further years in which May 5 falls on a Saturday, add 28 to these years.
In a 28-year cycle, which, for the sake of convenience, lasts from 2011 to 2038, May 16 will fall on a Saturday in the years: 2015, 2020, 2026, and 2037.
September 28, 1968 was a Saturday.
In the twenty-eight year cycle starting, for the sake of convenience, in 2011 and ending in 2038, November 11 will fall on Saturday in the following years: 2017 2023 2028 2034 For further years in which November 11 fell on a Saturday, add 28 to the given years.
In any 28-year cycle, beginning, for the sake of convenience, in 2011, and ending in 2038, May 9 will fall on a Saturday in 2015, 2021, 2026, and 2037. For any further years to fit this criterion, add 28 further years to these.
28th September 1985 was a Saturday.
Christmas Eve falls on a Saturday in 4 out of every 28 years (because of some weirdness with how leap years work, it's really 400 out of every 2800 years).
It was a Saturday.
Saturday!!
September 28, 1946 was a Saturday.
September 28th 1946 was a Saturday.
In the most recent cycle of 28 years, from 1984 - 2011, November 16 fell on Sunday in: 1985 1991 1996 2002 For any further years, add 28 to these years.