NGC 1893

Number of stars per data source

	Reference    6 :   39 stars
	Reference   54 :  714 stars

6: Tapia M., Costero R., Echevarria J., Roth M.; (1991) Mon. Not. R. Astr. Soc. 253, 649; Near-infrared and Stroemgren photometry of the open clusters NGC 663, NGC 1502 and NGC 1893; 1991MNRAS.253..649T
54: Vallenari A., Richichi A., Carraro G., Girardi L.; (1999) Astron. Astrophys. 349, 825; Near-infrared photometry of the young open clusters NGC 1893 and Berkeley 86; 1999A&A...349..825V