distances and positions of 380 double and triple stars , &c. 93 
No. LXXI. R. A. 6 h 20 m ; Decl. 6° 55' S. 
11 Monocerotis ; Struve 228; I. 10; 
Quadruple ; a beautiful object ; but properly only triple ; 
the 4th star being too distant. A of the 7th, B the 8th s 
and C of the 8£ magnitudes. The distant star D is of the 
10th magnitude. 
Position. 
o O ' 
90—49-45^1 
5 °. 2 
Si- 4 fH 
5°. 1 
51.28J 
5i-3ol 
51. o 
50.30 ys 
50.12 j 
49.42J 
Feb. 5, 1822. 
Five-feet Equatorial. 
Measures of AB 
*f 
Position =39°. 2 g' sf 
Distance = 6". 862. 
Mean — — 50.31 
Position. 
90 — 80.30' 
79.24 
79. o 
80.29 
ks 
79-5 2 J 
78.10T 
79 * 11 
80.10 I „ 
78. o (-“ 
7 8 - 30 j 
79 - lOj 
Measures of BC 
s f 
Position — io°.4i # 5/’ 
Distance = 3". 2 43 
Mean — — 79. 19 
Distance. 
Parts. 
21. 8^ 
19. 9 v 
5 ( 
-1. 9 ) 
20 
2 
22. 8 
22 
20 
21 
H 
• 9 ( 
• 8 J 
Mean rs 21.49 
Z = + 0.24 
21.73 
Distance. 
Parts. 
10. 4^ 
9 - 9 l S 
10. oj 
10. 4 j 
10. 6 ] 
u. o | 
9. 1 
9. 2 
9 - 7 
J 
Mean — 10.03 
Z — + 0.24 
10.27 
Distant Star. 
Angle of Position = 67° 20' np (single measure. ) 
Sir W. Herschei/s measures of the positions of these stars are. 
Position of AC, Oct. 20, 1781, 31 0 38' sf ; H. Cat. of 1782. 
BC, Oct. 20, 1781, ii° 32 # sf ; ditto. 
Mar. 4, 1802, 11 0 30' sf ; MS. very accurate. 
