Page:Mathematical collections and translations, in two tomes - Salusbury (1661).djvu/325

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Dialogue. III.
297

think of accomodating the body of Venus in such a manner that its state and motion may agree with what sensible experiments do shew us; and therefore recall to mind that which either by the past discourses, or your own observations you have learnt to befal that star, and afterwards assign unto it that state which you think agreeth with the same.

Simpl.Supposing those Phænomena expressed by you, and which I have likewise read in the little treatise of Conclusions, to [illustration] be true, namely, that that star never recedes from the Sun beyond such a determinate space of 40 degrees or thereabouts, so as that it never cometh either to apposition with the Sun, or so much as to quadrature, or yet to the sextile aspect; and more than that,Venus very great towards the respective conjunction and very small towards the matutine. supposing that it sheweth at one time almost 40 times greater than at another; namely, very great, when being retrograde, it goeth to the vespertine conjnnction of the Sun, and very small when with a

motion