Astronomy.

tt'ep! Fourthly, In this Disposition ofatlets they will all of them be some-o tll ^uch nearer to the Earth than at' ^he Consequence of which is, that

eir p - . —- -

pat n ^ l!:ne ^ s an< ^ Splendor, and also their§r e 6nt Diameters, will be proportionallyater a t one Time than another: And

tfci

observe to be true every Day. Thus' the

! V ^nt! ^' V ° Conjunctions of the fame Kind ; as therel°ti to ^ mu st, if we suppose the Earth to have a Mo-P tl) ’ti r ^ S ^ e f ame Parts in the same Time ; because* plain, when Venus comes again to V, theiS'Pa" ^ ave P a ^ ec ^ m ihat Time from T to some^ till /s 1 of the Orbit, and from this keeps moving2 . 8 , -is?" gets again between it and the Sun.

Orated ^ at l ^' s Surplus, of Time is, pnay be easilyj~st>it a 5 supposing the Earth to be at Rest in herto 1 * 1 iVf • ^ enus t0 move with the Difference of their- 5rt h h 0ti °ns. Thus the daily mean Motion of the

1$ w Co* on . , Ti/r r rr

16 36'o?, and the daily mean Motion of Venus3 y ; ^ • The Difference of these mean Motions

I ® re fore fay, As 37' is to the whole Circle or0o ', so is 1 Day to 583 Days, the Timeg Conjunctions as required, viz. 1 Yeary.so th atl a y s > in which Time Venus performs a littleo'^e 2 ? Revolutions. In the fame Manner the

l jUn£p^ ^e sound for any of the other Planetary^4 ’ Oppositions, Stations, Retrogressions, £sV.

Ni

"a 14 " — ■) - j - o •»

Q od . le "tguments are plain, and easy to be un-

5 *' Dbse^ 0 ^ of them require no more than com-i,^» rvat ion, that is, in other Words, common

‘a O ho : •% , rr * .t. . 1 . . r . -r 1

to A. 1-0 ^e ignorant of the Truths here specified,ffsous an unac.ountable Inattention to the mostt °Ple , and gifting Phænomena of Nature : And ifJ^uf e not convinced by these Proofs, it is notl ^t e fcn»7 cannot, but because they will not; ana5 Si Pobu’.-- --- 1 ‘ j ' 1 - '

‘Us vult decipi, dscipiatur.

141