184 



COSMOS. 



iirithmetical progression (Recueil d'Observ. Astron., vol. i. 

 p. Ixxi., and Schumacher's Astron. Nachr. no. 374). These 

 scales however correspond less closely than the photometric 

 scale of progression (by squares) with the vulgar scale. In 

 the following table the 190 stars have been given from the 

 Outlines^ without reference to their declination, whether 

 southern or northern, being arranged solely in accordance 

 with their magnitudes." 



List of 190 stars from the 1st to the 3rd magnitude, arranged 

 according to the determinations of Sir John Herschel, giving 

 the ordinary magnitudes with greater accuracy, and likewise 

 the magnitudes in accordance with his proposed photometric 

 classification : 



STARS OF THE FIRST MAGNITUDE. 



STARS OF THE SECOND MAGNITUDE. 



