Цитата:
Сообщение от tchaika
Julian calendar is still more accurate!
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"The accuracy of the Julian calendar is low: every 128 years, accumulated an extra day. Because of this, such as Christmas, initially almost coincides with the winter solstice, gradually shifted toward the spring. The most noticeable difference between spring and autumn days near the equinox, when the rate of change in the length of day and the position of the sun is maximal. In many churches, according to a plan of founders, the vernal equinox, the Sun should fall into a certain place, such as in St. Peter's in Rome - is a mosaic. not only astronomers but also the higher clergy, headed by the Pope could make that Easter does not fall into place. After a long discussion on this issue in 1582 the Julian calendar in Catholic countries, the decision of Pope Gregory XIII was replaced with a more accurate calendar. Protestant countries refused from the Julian calendar, gradually, over the XVII-XVIII centuries, the last were Great Britain (1752) and Sweden.
In Russia the Gregorian calendar was introduced by Decree of People's Commissars adopted January 24, 1918, in Orthodox Greece - in 1923, without the CPC.