NGC 1893

Number of stars per data source

	Reference  122 :    3 stars
	Reference  467 :   39 stars

References

 122

Crawford D.L.

(1975) Publ. Astron. Soc. Pacific 87, 481

Four-color and Hbeta photometry of O-type stars

1975PASP...87..481C

 467

Tapia M., Costero R., Echevarria J., Roth M.

(1991) Mon. Not. R. Astr. Soc. 253, 649

Near-infrared and Stromgren photometry of the open clusters NGC 663, NGC 1502 and NGC 1893

1991MNRAS.253..649T