Haffner 18

Number of stars per data source

	Reference  325 :    4 stars
	Reference  483 :    4 stars
	Reference 1026 :   22 stars

325: FitzGerald M.P., Moffat A.F.J.; (1974) Astron. J. 79, 873; Puppis clusters Haffner 19 and 18ab and the 15 kiloparsec arm; 1974AJ.....79..873F
483: Munari U., Carraro G., Barbon R.; (1998) Mon. Not. R. Astron. Soc. 297, 867; UBV(RI)c photometry and spectroscopy of the young cluster Haffner 18; 1998MNRAS.297..867M
1026: Koreno-Corral M.A., Chavarria-K C., de Lara E.; (2005) Rev. Mex. Astron. Astrofys. 41, 69; Low-resolution spectroscopy and uvby-beta photometry of selected stars in Haffner 18; 2005RMxAA..41...69M