As of 2018, the next time that the 1998 calendar repeats is in 2026.
As 1964 was a leap year, it does not repeat very often. It repeated in 1992 and in the rest of this century it will only repeat in 2020, 2048 and 2076.
2014
In 2021.
That will happen in the year 2030.
The year 2016 calendar will repeat in 2044, which is 28 years later. This is because the calendar follows a 28-year cycle called the Gregorian calendar cycle. In this cycle, the days of the week align with the dates in a pattern that repeats every 28 years.
The calendar of 1998 will repeat in the year 2029. This is because there is a 11-year cycle for calendars to repeat. In this cycle, the days of the week for a particular date will match up again after 11 years. Therefore, the calendar of 1998 will align with the calendar of 2029.
The calendar for the year 1987 will repeat exactly in the year 2018. This is because the Gregorian calendar repeats every 28 years. The calendar for any specific year will repeat in the year that is a multiple of 28 years later.
2009 calendar repeated at 1998.
The 2009 calendar will repeat in 2015.
The 2000 calendar will repeat in 2028. This was a leap year and leap year calendars generally repeat every 28 years.
The year 1999 will repeat in 2028.
2008 was a leap year starting on Tuesday. The next time such a calendar can be used again is in 2036.
As 1964 was a leap year, it does not repeat very often. It repeated in 1992 and in the rest of this century it will only repeat in 2020, 2048 and 2076.
The calendar for 2009 was the same as 2015
The year 2000 will repeat in 2028.
The 2010 calendar repeated in 2021 and will next repeat in the year 2027.
2021