Herschel, John F. W. (John Frederick William), Sir, 1792-1871 · London : Longman, Rees Orme · leaf 332
of node and inclination will be caused.In this situation of M, then, the nodes recede duringevery part of the revolution of P, but the inclinationdiminishes throughout the quadrant S A, increases againby the same identical degrees in the quadrant A N, de-creases throughout the quadrant N b, and is… … V (511.) Case 2. — Suppose the disturbing body nowto be fixed in the line of nodes, or the nodes to be insyzygij, as in the annexed figure. In this situationthe direction of the disturbing force, which is alwaysparallel to S M, lies constantly in the plane of Ps orbit,and therefore produces neither…
Astronomy
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