34 ° Mr. Herschei/s and Mr. South’s observations of the apparent 
No. CCCVI. R. A. i9 h 4,i m ; Decl. 1T22' N. 
•7 r Aquilse ; I. 92 ; Struve, 640. 
A very close double star, but distinctly separated with 240. 
Position. 
o ° / 
90—44-301 
46-35 
43 - io 
44. o 
44- 18 
44-35 
44 - 4 °. 
September 11, 1823 = 
8 and 9 magnitudes. 
•/ 
Position = 45 0 27' sf 
Distance = i".957 
Mean 44.43 Measures very good. 
1823.70. 
Distance. 
Parts. 
7. o~\ 
8 - 3 
• : U 
8. o 
8. 7 
9 - 4 
9 - o. 
Mean — 8 .40 
Z — — 0.26 
8.14 
This star appears to have varied materially in its angle in 
the direction surmised by Sir W. Herschel, whose measures 
stand as follows ■ 
1783.63 ; Position 34 0 24" sf ; H. Catal. of 1785. 
1802.72 ; 37 3 2 s f\ Ditto. MS. • 
The average annual motion on the hypothesis of equal 
errors, in the two earlier observations, is + °°-3 1 4- 
No. CCCVII. R. A. 19 11 41™ ; Decl. 18 0 43' N. 
f Sagittas ; II. 30 ; Struve, 641 ; 
Extremely unequal ; large, white ; small, blue ; bears but a 
slight illumination. 
Position. 
o O 
90 — 40 
39 
9 
• IQ~1 
•45 1 
39.20 1 s 
42. 5 f 
43 - 0 i 
39 * °J 
Mean — 4°-33 
July 31, 1822. 
Five-feet Equatorial, 
np 
Position = 49 0 27' np 
Distance = 8".9i5. 
Distance. 
Parts. 
26. 8' 
28. 3 
29. o 
30. o y s 
29. 5 
28. 4 
2 9 - 7 ^ 
Mean = 28.81 
Z — — 0.58 
28.23 
