MILLER— PARALLAXES OF FIFTY STARS. 



103 



Normal Equations: 



+ 13.0000 C 4.I97O/X + 0.8183 TT: 



+ 158.4493 —2.4220 : 

 + 9-3634 ■■ 



Solution: 



c = + o".io8, 



/A= + o".oo8 ± 0".002. 



7r^ + 0".02I =t o".007. 



p. e. unit weight, ± 0".O23. 



+ 1.4043. 



— 0.1993. 

 + 0.1271. 



Comparison Stars. 



No. 15. B.D. + 53°.3796 = A 4. (4^ 32^.5 ; + 53° 17'.) 



Mag. 8.8-9.8. 



No parallaxes of this star have been published. The same plates 

 and same set of comparison stars were used to derive the parallax of 

 2 566 and that of A 4, We have designated the brighter component 

 of A 4 by A 4 and the fainter component by A 4'. 



