The most important movable feast is Easter, for which see table below. The dates of the other movable feasts are governed by that of Easter, as follows:-
Sexagesima Sunday is eight weeks before Easter Day Quinquagesima Sunday is seven weeks before Easter Day Quadragesima Sunday is six weeks before Easter Day
Ascension Day is forty days after Easter Day Whitsunday (Pentacost) is seven weeks after Easter Day Trinity Sunday is eight weeks after Easter Day |