124 MILLER— PARALLAXES OF FIFTY STARS. 



Normal Equations: 



+ 12.1000C + 2.1890/X — i.25347r = — 0.0921. 

 -\- 241.3464. +15.0235 = + 3.4880. 

 + 6.5207 = + 0.3057. 

 Solution: 



c^ — o".oo9. 



/x = + o".o64 ± o".ooi. 



7r= + o".o64 d= o".009. 



p. e. unit weight, ± o".020. 



Comparison Stars. 



No. 33. B.D. — o°.330o. 2 2173. (17'^ 25'".2; — 0° 59'.) 

 Mag. 5.34. /A = — o^oo83; — o"i75. Spectrum G. 



The measures are in longitude. This is a binary with a period of 

 46 years. The combined image of the two components was sensibly 

 round and was bisected in the measures. 



Russell gives a hypothetical parallax of + o".075. 



