Mattison, Hiram, 1811-1868 · New York, Huntington and Savage, Mason and Law · leaf 126
l Eclipses of the Sun necessarily total?They are not. 552. If they are central, but not total, how must the Sun appear ?Totally obscured, with the exception of a bright ring, apparently around a dark body in the center.558. What are such Eclipses called?Annular Eclipses.554. Why are they called… … 555. When will the next Annular Eclipse visible in the UnitedStates occur? May 26, 1854. 556. Why are some Central Eclipses of the Swi Total andothers Annular? Because the apparent magnitude of the Sun andMoon varies as their distances vary. (See 178, and Il-lustrations.) TOTAL AND ANNULAR…
Astronomy
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