Date of Easter
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As a moveable feast, the date of Easter is determined in each year through a calculation known as computus paschalis – often simply Computus – or as paschalion particularly in the Eastern Orthodox Chu
A calendar of the dates of Easter, for the 95 years 532–626, marble, in the Museum of Ravenna Cathedral, Italy. Five 19-year cycles are represented as concentric circles. Dates are given using the system of the Roman calendar, as well as the day of the lunar month.
Chronological diagram of the date of Easter for 600 years, from the Gregorian calendar reform to the year 2200 (by Camille Flammarion, 1907).
Bede
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Bede, OSB, also known as the Venerable Bede or Bede the Venerable, was an English Benedictine monk, author and scholar. He was one of the best known writers during the Early Middle Ages, and his most
Date of Easter
…to eliminate dependencies on the Hebrew calendar, by deriving the date for Easter directly from the March equinox. In The Reckoning of Time (725), Bede uses computus as a general term for any sort of calculation, although he refers to the Easter cycles of Theophilus as a "Paschal computus." By the end…
The Venerable Bede writing. Detail from a 12th-century codex.
Stained glass at Gloucester Cathedral depicting Bede dictating to a scribe
Bede's tomb in the Galilee Chapel at the west end of Durham Cathedral
The Venerable Bede writing the Ecclesiastical History of the English People, from a 12th-century codex at Engelberg Abbey, Switzerland