MILLER— PARALLAXES OF FIFTY STARS. 147 



No. 50. B.D. + i9°.5094. 23007. (23'^ ly-^.S; + 20° i'.) 

 Mag. 6.g. /* = -f 0^0226 ; — o".oi9. 



2 3007 is a double star, whose components have a common proper 

 motion. The brighter component only was measured. The meas- 

 ures are in longitude. No other parallaxes have been published for 

 this star. 



Normal Equations: 



+ 7.2000 c+- 2.0830 /A + 0.5990 77^ + 0-8605. 

 + 32.6194 +6.8602 == + 0.8268. 

 + 3-9039 = + 0.2245. 

 Solution: 



c = + o".ii4. 



)U,= + o".o72 ± o".oo4. 



7r= + 0".06l ± 0".0I2. 



p. e. unit weight ± o" .oig. 



B. D. No. 



+I9°.5094 



