MILLER— PARALLAXES OF FIFTY STARS. 



121 



No. 30. B.D. -|- 30°.2653. t] Coronae Borealis = 2 1937- 



(15'^ 19™. I ; + 30° 39'.) Mag. 5.58-6.08. fx = +o^oIOI ; 



— o".i98. Spectrum G. 



This is a binary system with a period of 41.5 years. In making 

 the measures the combined image of the components was bisected. 

 It seemed perfectly round. The measures are in right ascension. 

 Other parallaxes of this star published are : 



Slocum, (Photographic), + ©".073 ±: o".Oi4. 

 Russell, (Hypothetical), + o"-o6o. 

 Adams, (Spectroscopic), -\-o".o6g. 



