( < 4 $> ) 
^? nC p'Y e ’ th f c a St « really placed in the very Pole 
. rhe Eel'Pticfe, would, to an Eye carried along with 
ft t m r° ^ nge its P,ace cont inually, and 
the^Earrh’s f 11 Difference on the Accost of 
ftem rn if d ,To R , evolution “s Axis) would 
ieem to defcribe a Circle round that Pole, every Wav 
diftant therefrom 3 > ( . So that its LongitudeCuld 
be varied through all the Points of the Ecliptick Iver v 
S risht A f S L r at ' tUde w ;° l,l ^ a,wa y s remain the fam£ 
«s right Afceniion would alfo change, and its Decli 
nation, according to the different Situation of tie 
Sun in refpea to the equinoctial Points ; and its an 
parent Diftance from the North Pole of the Equator 
Wdbe / Ms „ ,h e thm „'5/£S 
rhJp e , g Tf u A ', Ceration of the Place of a Star m 
Po c of th . c bidiptick (or which in EffeCt amounts 
to the fame, the Proportion between the Velocity of 
Light and the Earth’s Motion in itsOrbit) being known - 
it will not be difficult to find what would be the Dif’ 
ference upon this Account, between the true and ap- 
parent Place of any other Star at any time ; and on 
the contrary, the Difference between the true and appa- 
rent Place being given ; the Proportion betweenthe 
V elocity of Light and the Earth’s Motion in its Or- 
bit may be found. 
As I only obierved the apparent Difference of De- ' 
cl.nat.on of the Stars, I ihail not now rake any far- 
ther Notice in what manner ftch a Caufe as I have 
here fuppofed would occafion an Alteration i„ their 
apparent Places in other Refpetfs ; but, iuppofing the 
Earth to move equally in a Circle, it may be Jher- 
ed from what hath been already faid, that a Star which 
Rrrr is 
