distances and positions of 380 double and triple stars , &c. 125 
No. XCVIII. R. A. 8 h 43 111 ; Decl. 31 0 1 6' N. 
57 / 2 Cancri ; Struve 314 ; I. 30 ; 
Double ; nearly equal ; their discs in contact with a power 
of 303. 
Position. 
Feb. 22, 1822. 
Five-feet Equatorial. 
np 
Position = 70°. 1 1' np 
Distance = i' , .8q4. 
Distance 
Parts, 
o 
3 
2. 2 S s 
>• 9 1 
b 
s . 9 \ 
2 . 2 > 
2 . 2 3 
H 
Mean = 2.26 
Z : — 1. 14 
Mean = —19.49 1.12 
Diameter of 1 wire = 4.88 
6.00 
In the above measures, the exterior edges of the wires 
were made to bisect the stars ; so that the diameter of the 
wire must be added to the result. 
This star remains unchanged, the measures of Sir W. H. 
being, 
Position 68° 12' np ; Interval not ■§• diameter of S. 1782.29. 
No. XCIX. R. A. 8 h 47 111 ; Decl. 7 0 17' S. 
17 Hydrae ; Struve 315 ; II, 77 ; 
Double ; equal ; a beautiful object. 
Position. Distance. 
o o » 
90—2. o' 
3.12 
3-58 j-H 
4.22 
2 - 45 ^ 
5 - 
346 I 
444 ) 
4. 2 I 
448J 
Mean zz — 3.52 
Feb. 14, 1822. 
Five-feet Equatorial. 
np or sf 
Position == 86° 8' np or sf 
Distance =5" 723. 
Parts. 
16. 
18. 
16. 
17. 
19. 
19- 
19. 
19. 
19. 
20. 
19. 
H 
rH 
Mean = 18.46 
Z = 
0.34 
The measures difficult from variable refraction, 
18.12 
