MILLER— PARALLAXES OF FIFTY STARS. 



131 



Comparison Stars. 



Normal Equations: 



+ II. 3000c — 1.6490 /A — I.O42I 7r = — I.471O. 

 + 47.0822 —0.9547 = — 0.1719. 



+ 5 .8749 = + o. 1 666. 

 Solution: c = — o".i3i. 



(M = — o".o38 ± o".oo2. 



7r= + 0".0l8 ±: 0".006. 



p. e. unit weight. ± o"..oi4. 



Comparison Stars. 



