MATHEMATICAL PAPERS 43 
5031”, 8 : 11146" :: 2162/5 2 : 47891" = 1^ 19! 491"! 
The beginning of the eclipfe at Cambridge, I1 39 23 
Theecliptic 4 of © and y» by obferva. — T a 
to the foregoing affumption, die, 
Time of & at Greenwich by obfervation, PET EET ypa 
The difference of ‘meridians by this affamption; 4 44 35 
By this it appears, that the affumed difference of meridians, 
viz. 4% 42/25’, differs much from the truth : But the paral- 
laxes refulting from this aflumption, are fo very near thofe re- 
fulting from the firft, that it is evident they may be employed 
in the copes g Part et the Ex without caufing any fen- 
ror cts) 44 25, es [ T: of AT xe now 
-found new-aflumed difik ce. B vill give 
the moon’s en at one peste of the esas at Cam- 
bridge 36/16 '', 5, and at the end 27' 51^, 2, and by a pro- 
per procefs we fhall find the vifible difference of longitude of 9 
and. > roe mae 1 DR. "do and the true ce AE "5 ^ 
E 95 2 H : | Pes ie 
gee Es 59° 155^ 5 "hd dé ‘difference of Medans be- 
tween Cambridge and Greenwich 4^- 44* 30’, but half a fe- 
cond different from what it was. at od f» ( | 
If inftead of indig the difference a aladin at once, by 
the conjunction at each place, any one chufés to find it by the 
beginning and end feparately, he d ealily uo it. 
F 2 : d At 
