A new manual of the elements of astronomy, descriptive and mathematical .. (1868)
Kiddle, Henry, 1824-1891 · New York, Ivison, Phinney, Blakeman & co.; Chicago, S.C. Griggs & co. · leaf 138
ECLIPSES 133 Pig. 85. … To explain how this is found, let S be the centre of the snn, and O thecentre of the earth, SOE being the plane of the ecliptic; let also P bethe position of the moon at the limit for a solar eclipse, and V, its positionfor a lunar eclipse. The angular distance of the moons centre from theecliptic…
Astronomy
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