distances and positions of 380 double and triple stars , &c. 281 
(254 Bode Ophiuchi ) ; Struve, 550 ; H. C, 541 continued. 
Measures of A. C. Measures of B. C. 
nf 
Position. 
O / 
67-35 
69.30 
67.32 
69.20 
68.55 
68.50 
> H 
Seven-feet Equatorial. 
Position of A. C. = 68° 37' nf 
Position of B. C. — 17". 23 nf 
nf 
Position. 
o / 
17.20' 
i6 -45 
16.38 
18. o 
18.12 
17.23 
Mean = 68.37 
Mean result. 
A. B. ; Position 58° 7' np ; Distance 
A. C. ; 68 37 nf ; 
B. C. ; 17 23 nf; 
The distances A. C. and B. C. are computed trigonome- 
trically from the three angles, and the side A. B. of the tri- 
angle formed by the stars. 
i # .5l #, .2i3; 1823.42. 
2 18 09 
1 54 3 1 
No. CCLII. R. A. 17 11 36™ ; Decl. 2 0 41' N. 
61 Ophuichi ; IV. 32 ; Struve, 552. 
Double ; slightly unequal. 
May 18, 1821. 
Position. 
O O 
90—87 
86 
87 
• 3 °) 
-*9 > 
.14) 
H 
Mean — 87. 1 
Position. 
o o 
90 — 85.50 
87 - 
87 
:i! 
H 
Mean — 86 39 
MDCCCXXIV. 
Five-feet Equatorial. 
S f 
Position = 2 0 59' sf 
June 14, 1821. 
Five-feet Equatorial. 
Sf 
Position = 3 0 2 1* sf 
Oo 
