37 s Mr. Herschei/s and Mr. South's observations of the apparent 
p, Cygni continued. 
Seven-feet. 
Distance. 
Parts. 
902. o~ 
901. 7 
901. o 
900. 5 
899. ij 
Comes C. 
September 8, 1823. 
Distance — 3' 36". 247, 7-feet. 
Distance = 3 38 .328, 5-feet. 
Five-feet. 
Distance. 
Parts. 
688. 5^1 
694. o | 
691. 6 >>s 
6 93- 3 ! 
692. 8 J 
Mean = 900.86 
z = — 1-49 
Mean r= 692.04 
z = — °-74 
899.37 
691.30 
In these observations the lowest power belonging to the 
instrument = 68 was used. 
Mean , 
Position of AB 23 0 4/ sf ; Distance 5". 744 ; Epoch 1823.69. 
AC 28 43 nf ; 3 / 37 // .40i; 1823.69. 
Other measures are, 
1780.85 ; Position of AB 19 0 l6' sf-, Distance 6". 927 ; H. Catai. of 1782 and MS. 
The position a mean of two measures in 1779 and 1781. 
1819.93 ; Position of AB 21 0 25' sf'. 
AC 28 31 nf 
’ \ Struve, Dorp. Obs. ii. p. 168. Obs. 164, 168. 
5 S 
The diminution of distance is remarkable ; that of 1780 is 
a mean of 3 observations. 
