Melotte 227

Number of stars per data source

	Reference  241 :    1 star
	Reference  464 :    1 star

References

 241
Kurtz D.W.
(1979) Mon. Not. R. Astron. Soc. 189, 1
uvby beta photometry of stars in the Michigan spectral catalogue - I. the Delta Del stars
1979MNRAS.189....1K
 464
Perry C.L.
(1991) publ. Astron. Soc. Pacific 103, 494
Interstellar reddening in the southern hemisphere. I. The uvby Beta observations
1991PASP..103..494P