The Jewish Calendar
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The Accuracy of the Jewish Calendar
How accurate is the Jewish calendar? The Jewish calendar is based on a figure for the length of the solar year that is 6 or 7 minutes too long. As a result, over the past 1500 years (since the time…
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Changing the Calendar
How was Hillel II allowed to change the Jewish calendar? Declaring the new month by observation of the new moon, and the new year by the arrival of spring, can only be done by the Sanhedrin. In the time of…
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The Basic Principles of the Jewish Calendar
What are the basic principles of the Jewish calendar? When was the present Jewish calendar established? Answer: The Jewish calendar is based on solar years and lunar months. The lunar month, which begins at the new moon, is about 29-1/2…