398 



PROFESSOR C. PIAZZI SMYTH ON THE 



Com- 

 ponents 



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 B 



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(13.) 95 HERCULIS, R. A. 17^ 55™ 38s and Deel. + 21° 35' 55", January 1, 1862. 



Colour. Position. Distance. Date. Authority. 



Mag- 

 nitude. 



AB 265 51 



4-5 Greenish yellow 



4-5 Reddishyellow AB 262 30 



5 Greenish 



5 Yellowish AB 262 12 



5 Wonderful yellow gr. 



5 Egregiously red AB 261 12 



5 Yellower 



5 Yellow AB 261 6 



5'5 Light apple green... 



6-0 Cherry red AB 261 48(t(^ 9) 



Gold yellow 

 Gold yellow 



Pale green. 

 Reddish.... 



Greyish white(2) . . . 

 Greyish white(2) ... 



Light green 



Pink AB 261 11 



Greenish 



Reddish AB 260 11 



Light Apple green. . . 



Cherry red AB 260 30(w7) 



_ , , f Y'ellowish with "1 



^^^) 1 blue tinge(3) J 



„,,. /Slightly reddish 1 ^^ -"' 



^^^) [ yellow(3) ...J 



610 



619 



6 11 



6-07 



5-8 8 



615 



6 09 



5-6(vj 6) 



Date. 



1780-69 HK 

 1828-71 2 

 182876 2. 

 1829-62 2. 

 1832-53 2. 



e-l{w 9) 1833-78 Cycle. 



1844-5 Sestini. 

 1851-3 Spec. Hart. 

 1856*58 Guajara. 

 1857-42 Fletcher. 

 1857-45 Wrottesley. 

 1857-63 Spec. Hart. 



4(w 1) 6-29(m/0-6) 1862-72 Elchies. 



In Magnitude, slightly variable ; in Colour, excessively variable and periodi- 

 cally ! This last is both an extreme conclusion and a new one, yet is, I hope, 

 justifiable by the data, and true in nature. The stars are on the average, it will be 

 seen, always diversely coloured, one greenish and the other reddish ; and, as at 

 Elchies I saw them of these tints, I am not colour-blind to them ; yet when I was in 

 Teneriffe, on Mount Guajara, observing with the 3'6 inch Sheepshanks telescope, 

 the stars appeared to me, and on two nights, to be of undistinguishably the same 

 tint ; some flashes or thoughts of colour were fancied at times., but they were over 



