CATALOGUE OF BINARY STARS. 



211 



Cephei 316. 2 2. 



K A. (i860), o" I™ 30^ 



Dec. N. 78° 56'. 



Magnitudes, a =5^, 6 =6. 

 Colours : Secchi, 1857, yel., green. 



Struve 

 Madler 

 Dawes.. 

 Secchi . . 



Epoch. 



1830-85 

 1838-63 

 i839'67 

 1857-52 

 1865-76 



Posi- 

 tion. 



341-50 

 338-14 

 336-15 

 324-97 

 295-56 



Dis- 

 tance. 



o-8i 

 c-69 



0-70 

 0-38 



Cephei 318. S 13. 



R.A. (i86o)oi'8"ii8^ 

 Dec. N. 76° 10'. 

 Mags, a —(i,h =b\. 

 Colours: Secchi, 1857, both white. 



Struve 



Madler 



Secchi 



Dembowski 



1831-50 

 1840-82 

 1857-52 

 1863-00 



124-02 

 1 18-01 

 102-28 

 103-56 



0-53 

 0-52 

 0-69 

 0-50 



y) Cassiope^. 2 60. 



K A. o'' 40™ 52^ Dec. N. 57° 6' 2". 



Mags, a =4, b =7^. 

 Colours: Smyth, 1843, p. whi., purp.; 



Webb, 1850, yel., p. garnet; Main, 



1 86 1, white, lilac. 



Struve. 

 Smyth. 



Dawes 



Secchi 



Dembowski 

 Knott 



1819-80 



8o-i2 



1830-91 



8780 



1854-17 



108-30 



1854-00 



109-60 



1857-14 



112-84 



1865-18 



125-66 



1865-69 



125-59 



io-8o 

 9-80 



7-70 

 7-91 



7-85 

 6-72 

 6-75 



Orbital period about 700 yrs. (Smyth). 



36 AndeojieDjE. S 73. 



E. A. o" 47° 36^ Dec. N. 22° 53' 53". 



Mags, a =6, 6 =7. 

 Colours: Smyth, 1843, br. oran.,yel. ; 

 Webb, 1850, Main, 1861, both yel. 

 Herschel. 

 Struve.... 

 Smyth.... 



Dawes 



Main 



Dembowski . 



Knott 



Talmage 



Secchi 



1830-78 



307-04 



1832-44 



307-80 



1835-92 



315-70 



1852-83 



335-80 



1859-83 



340-28 



i86r8o 



329-00 



1865-25 



345-44 



1865-69 



344-85 



1865-77 



346-48 



1866-05 



349-51 



0-90 



0-84 



i-io 

 1-30 



I-I9 



I-IO 

 1-21 



1-35 

 1-06 



1-31 



P. 0. 251 PisciuM. 



E. A. o'» 52"" 29». Dec. N. 0° 13' 3". 



Mags, a =S, b =9. 

 Colours : Smyth, 1 838, p. orange, bl. 



South . 

 Smyth 



Epoch. 



1825-17 

 1832-98 

 1838-03 

 1852-81 



Posi- 

 tion. 



Dis- 

 tance. 



296-27 

 299-80 

 301-80 

 305-10 



18-87 

 18-40 

 18-50 

 18-80 



42 Ceti. 

 E.A. 1 



2 113. 



14 4 . 



54^ Dec. S. : 

 _ , a =6, b =8. 

 Colours : Smyth, 1 834, br. wh., white; 

 Dembowski, 1863, both white. 



Smyth 



Struve 



Smyth 



Dawes 



Secchi 



Main , 



Dembowski 



1834-84 



332-80 



1836-91 



334-30 



1857-97 



344-60 



1854-51 



338-47 



1856-48 



33975 



1861-90 



357-43 



1863-03 



343-03 



1-20 



1-77 

 1-30 



i-i6 

 i-i6 



0-90 

 1-27 



P. I. 123 Pisciroi. 



2 138. 



E. A. i" 281^ 59^ Dee. N. 6° 57' 15". 



Mags, a =6A, 6 =8. 

 Colom-s : Smyth, 1 843, yel., p. white ; 



Webb, 1855, yellow; Main, 1862, 



deep yellow. 



Struve..., 

 Smyth. . . . 



Dawes 



Secchi 



Main 



Dembowski 



1830-23 



20-00 



1-46 



1832-86 



19-80 



1-50 



1853-91 



26-30 



1-50 



1853-81 



29-38 



1-26 



1857-89 



29-10 



1-45 



1862-02 



30-28 



1-24 



1863-17 



28-69 



1-57 



P. 1. 209 PisciuM. 



2 186. 



E. A. (i860), i>» 47'" o^ 

 Dec. IN". 0° 59' o". 

 Mags, a =ji, b =7^. 

 Colours: Secchi, 1857, both white. 



Struve. 

 Secchi . 

 Dawes. 



1831-12 

 1857-92 

 1863-85 



64-72 

 267-52 



1-23 

 0-42 

 0-30 



There is evidently an error of 1 80° 

 in one of these measm-es. Smyth in 

 1833 has P =62-9, D =1-5. 



