and positions of 4,^8 double and triple stars, &c, 231 



No. DCCXVII. R. A. 19^ 11" ; Decl. 12* 1' N. 



28 Aquilse ; Struve, 618 ; V. 34- 

 Double; 6th and 12th magnitudes; small, decidedly blue, 

 and bears a tolerably good illumination. 



Blackman-street ;* July 11, 1824 ; Five-feet Equatorial. 



Position = 84° 31' 5/ 

 Distance r: sg".^22 



5 Obs. 

 S Obs. 



)iff. rr 2° II' I 

 )ifF. =:o".758 5 



Passy; July 20, 1825 ; Seven-feet Equatorial. 

 7th and 10th magnitudes. 

 5 Obs. 



Position = 85O 41' */ 

 Distance = 59". 139 



5 Obs. 



DifF. = I® 21' } T7 4. ^ 



DifF.= i".322lU"^^^^'^y- 



The small star is blue, and bears a good illumination. Observed on the meridian. 



Mean Result. 



Position 85° 6f sf; Distance 59^.280; Epoch 1825.04. 



Sir W. Herschel has no measures of this star. (H.) 



No. DCCXVIII. R. A. 19^ 25°^ ; Decl. 27° 54' N. 

 Struve, 624 ; II. 99- 

 Double; 8th and 12th magnitudes. 



Passy ; September 27, 1824 ; Seven -feet Equatorial. 



Position =87° 18' «/ 1 5 Obs. Diff. = 2° 35' ) ^ . , ,.^ ,, 

 Distance = 8''.oo5 | 5 Obs. Diff. = 2".i 15 5 Excessively difficult. 



The small star scarcely bears the least illumination. Night fine. 

 Passy ; July 19, 1825 ; Seven-feet Equatorial. 



Position = 85° 35' nf\ 5 Obs. DifF. = 2° 5' ) „ • 1 j-xc 1. 

 Distance =6'. 76 i | ? Obs. DifF. = o".84i j^^^^^^^^^y^^^^"^*' 



The small star is blue, and is so extremely obscure, that the results are somewhat 

 suspicious. Night favourable. 



Passy ; July 31, 1825 ; Seven-feet Equatorial. 

 8th and 11th magnitudes. 



Position = 85" 22' nf 

 Distance =: 5". 908 



5 Obs. 

 5 Obs. 



DifF! = o''.288 } Extremely difficult. 



Observed on the meridian : the small star is light blue, and bears a very feeble 

 illumination. Night very fine. 



