of Double Stars in the Southern Hemisj)here. 303 



Trusting that my humble efforts will be of some service to 

 science, I have the honour to be, Sir, your obedient servant, 



James Dunlop. 



R. Asc. Oh 23"^ ; Decl. 63° 6^^ S. 

 1 and 2 jS Toucani. Both of the 4th magnitude. 

 Both light yellow. 

 Angle of Position, 84° 5' North Preceding. 

 Diff. of R. Ascension, 0%607. 

 Diff. of Declination, M%S65. 



R. Ascen. !> 32"^ ; Decl. 58° 18' S. 

 100 Phcenicis. Double ; 6th and 8th magnitudes. 

 ; Angle of Position, 17° 27 South Following. 



Distance, 15%809. 



R. Asc. Ih 33"^ ; Decl. 57° 4' S. 

 6 Eridani. Double ; both of the small 6th magnitude. 



Angle of Position, 73° 6\ 

 A beautiful double star ; both stars white ; the preceding a 

 little dusky. I cannot say which of the stars is the larger ; per- 

 haps the following, if there be any difference. The distance is 

 about equal to one diameter of the following star, which I esti- 

 mate at about 2 J seconds. 



R. Asc. 2^ 51"^ ; Decl. 41° 0' S. 

 & Eridani. Double ; 4.5 and 6th magnitudes. 

 Large white ; small yellow. 

 Angle of Position, 1^ 37' North Following. 

 •; Distance, 10%81. 



R. Asc. S^ 33"^ ; Decl. 40° 55' S. 

 184 Eridani. Double ; 6th and 7th magnitudes. 

 Large white ; small blue. Very pretty. 

 ][, Angle of Position, 64° 55' North Preceding. 



Distance estimated at 4". 



R. Asc. S^ 42"^ ; Decl. 38° 10' S. 



^07 Eridani. A beautiful double star; 5th and 5. 6th magnitudes. 



Both light yellow. 



Angle of Position, 67° 48' South Preceding. 



Distance estimated at 7". 



