Astronomical dating

11 May


Also it gives an account of the true reason for the famous Gregorian calendar reform of the XVI century, after which there were two styles developed in our calendar – 'old' and 'new.

) times – in the years 316, 319, 323, 343, 347, 367, 374 and 394 and five (! In the epoch prior to the year 700 the calculated full moons occurred always later then the Paschal ones, and after the year 1000 it was the opposite, the calculated vernal full moons, i.e.

) times would have even fallen two days EARLIER than it (which is explicitly forbidden by 4th canon of Easter, namely – in the years 306 and 326 (i.e. the days of the Jewish Passover according to the Paschal determination, began to take place earlier than the Paschal full moons.

This rule – 'Computus' is quite complicated and is connected to astronomical concepts.

This combination of the immovable and the moveable parts of the church calendar is called the Paschal calendar or simply Paschalia.

Therefore the Council of Nicaea a priori could not have canonised The paschal calendar in the IV century, when the calendar Christian Easter would have coincided with the Jewish Passover eight (! The reasonable concurrence (give or take 24 hours) of the Paschal calendar Full Moons fixed at the Council of Nicaea, with the observed astronomical full moons, existed only during the period of time from circa 700 until circa 1000.

Every year they fall on the same day of the same month of the Julian calendar.

THE MOVEABLE part of the church calendar determines the dates of the observance of Easter and some other holy days which are calculated relative to Easter.

The two new canons are: 3) To celebrate Easter only after the first Vernal Full Moon. following the Jewish Passover, which in the Christian patristic literature was sometimes called the 'Law Passover'- i.e.

Passover according to the Law of Moses, and sometimes – the '14th Lunar month of Nisan'. The Council which established Paschal (it is thought to be the Council of Nicaea) could not have taken place earlier than 784, as only beginning with this year, due to the slow astronomical shift of the moon phases, the concurrencies of the calendar (determined by Paschal) Christian Easter and the 'lunar'('Cynthian') Jewish Passover-Full Moon had ceased.