oa MNASSA : Monthly Notes of the Astronomical Society of South Africa - The recurrence of occultations



Mr. Venter's article explains the change in the Moon's path as we see it as a result of the fact that the Moon's node retrogrades through 360� in the course of about 18.6 years while the plane of the orbit remains inclined to the ecliptic at a nearly constant value of 5� 9 '.


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