C 448 ] 
latitude, = 79* 3', DC the diftance of the poles of 
the ecliptic and equator, =23° 29', and the angle 
D C E, whofe meafure is G M, the Ear’s longitude 
from the next folfticial colure, = 74 0 13' 02". 
o in 
Then rad. + cof. D C P = 74 13 02 19.4347747 
— Cotang.DC=23 2900 — 10.3620437 
Tang. CE = 6 44 27 9.0727108 
P C = 79 03 00 
PE= ft 18 35 
Then cof. D C == 23 29 00 — - 9.9624527 
Cof. PE= 72 18 37 9.7863203 
19.7487730 
— Cof. CE = 6 44 27 — 9 - 9969%79 
Cof. DP = 77 37 20 9.7717871 
the complement of which is = 34 0 22' 40" = the de- 
clination of Ardturus. 
o ) // 
Sine P C = 79 03 00 9.9332931 
Sine D C P = 74 13 02 9.9833104 
19.9166037 
Sine DP =77 37 20 9.9166290 
SinePDC = 89 22 70 9 - 99997 45 the 
complement of which is P DG = 90° 37' 10". The 
right afcenfion, therefore, of Ar&urus, at that time, 
was = 180 0 37' 10". 
Where 
