300 Ordo
Anno Domini CCC
Tabula Temporaria
- Golden Number
- XVI
- Dominical Letter
- G
- Sundays after Epiphany
- 2
- Sundays after Pentecost
- 28
Moveable feasts
- Septuagesima Sunday
- January 21
- Ash Wednesday
- February 7
- Easter (Pascha) Day
- March 25
- Ascension Day
- May 3
- Pentecost
- May 13
- Corpus Christi
- May 24
- Advent Sunday
- December 2
Ember days
- Spring (Lent)
- February 14, 16, 17
- Summer (Whitsun)
- May 16, 18, 19
- Autumn (Holy Cross)
- September 19, 21, 22
- Winter (Advent)
- December 19, 21, 22