Ecclesiastical full moon a transliteration of the Aramaic word meaning Passover. The date of Easter is determined as the first Sunday after the "paschal full moon" falling on or after March 21 (the ecclesiastical fixed date for the Spring Equinox; the actual Equinox can fall on March 19, 20 or 21). This "full moon" does not currently correspond directly to any astronomical event, but is instead the 14th day of a lunar month, determined from tables. It may differ from the date of the actual full moon by up to two days. The use of tables instead of actual observations of the full
The Blue Equinox with Crowley's poem "Hymn to Pan", a devotional work devoted to the ancient Greek deity Pan. This is followed by an editorial, in which Crowley discusses Thelema, the A∴A∴ and the O.T.O., and the important role which he believed that they had to play in the Aeon of Horus. The Blue Equinox The Blue Equinox, officially known as The Equinox: Volume III, Number I, is a book written by the English occultist Aleister Crowley, the founder of Thelema. First published in 1919, it details the principles and aims of the secret society O.T.O. and its ally the A∴A∴, both of