NGC 2099

Number of stars per data source

	Reference  285 : 2020 stars
	Reference  308 : 7333 stars
	Reference  309 : 7394 stars

285: Kiss L.L., Szabo Gy., Sziladi K., Furesz G., Sarneczky K., Csak B.; (2001) Astron. Astrophys. 376, 561; A variable star survey of the open cluster M37; 2001A&A...376..561K
308: Nilakshi, Sagar R.; (2002) Astron. Astrophys. 381, 65; A comprehensive study of the rich open star cluster NGC 2099 based on deep BVI CCD observations; 2002A&A...381...65N
309: Kalirai J.S., Ventura P., Richer H.B., Fahlman G.G., Durrell P.R., D'Antona F., Marconi G.; (2001) Astron. J. 122, 3239; The CFHT open star cluster survey. III. The white dwarf cooling age of the rich open stars cluster NGC 2099 (M37); 2001AJ....122.3239K