“Solar Eclipse of November 2013”: Geologist and teacher – Ikenna Okonkwo – yielded to my tweets demanding a post from him on today’s Solar Eclipse.
In about a few hours, observers in Nigeria will experience a partial eclipse of the Sun. The eclipse actually what is known as a hybrid Eclipse. A hybrid eclipse occurs when a Solar eclipse is seen as Total and Annular at the same time. A total eclipse occurs when the silhouette of the Moon completely obscures the Sun, allowing the much fainter solar corona to be visible. In an Annular eclipse the Sun and Moon are exactly in line, but the apparent size of the Moon is smaller than that of the Sun. Hence the Sun appears as a very bright ring, or annulus, surrounding the dark disk of the Moon. Usually the path of totality where a full (total or Annular) eclipse occurs is at best a narrow path with totality lasting about 2 minutes. On a much larger area observers get to see a partial eclipse.
In todays eclipse, totality will…
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