56 



KNUT LUNDMARK, GLOBULAR CLUSTERS AND SPIRAL NEBULiE. 



T ■■ 



11'" •■ 



13'" -■ 



15" 





■+„ 



July 10 1893 Ang. 21 Oot. 1 Nov. 9 Jan. 6 1896 March 6 May 25 

 Fig. 9. Light-curve for Nova Centauri 1895 



Jun. 30 



reflector, shows a strongly continous spectrum which is seen crossed by what appears 

 to be a series of bright bands. 



As it is from those reasons evident that the new stars flashing up in spiral 

 nebulse are to be regarded as objects of the same kind as the galactic novse, \ve 

 will, according to a suggestion by Curtis 48,52 , use them for a determination of the 

 mean parallax of the first seven nebulse of Table XIII, and of the parallax of the 

 Andromeda nebula. If we designate the mean parallax of the spiral nebulse with 



IG'" '■ 



17"' 



20" 



10" 



17'"' 



18'" 



19" 





I»-. 



€T 



20" 



-«9 



Sept. 12 22 Oct. 2 12 22 Nov. 1 



■ig. 10. The light-curves for Nova Andromedte No. 5 & 6 (Ritchey). 



