Astro*Dictionary by Michael Erlewine
3 articles for "Annular"
Annular Eclipse [Astro*Index]From Latin, anulos, meaning ring.
Type of eclipse that occurs when the Moon is at its apogee; the Moon's disk is not wide enough to completely obscure the Sun. Thus the Sun appears as a ring of light.
See also:Annular Eclipse [Munkasey M.]
♦ Apogee
That type of Solar Eclipse where a "ring" of the Sun can be seen around the Moon during the time of eclipse totality.
See also:Annular Parallax [Astro*Index]
♦ Apogee
The change in perspective or parallax on a celestial object (star, etc.) made possible by the position of the Earth on either side of the Sun during the course of a year. The nearer the object, the greater the parallax. The nearest star, Proxima Centauri, has the largest known parallax (0".762).
See also:
♦ Parallax
Astro*Index Copyright © 1997 Michael Erlewine
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