NGC 869

Number of stars per data source

	Reference    4 :    1 star
	Reference   33 :    8 stars
	Reference   70 :   28 stars
	Reference   80 :    7 stars
	Reference  206 :    3 stars
	Reference  427 :    2 stars

References

 4
Bidelman W.P.
(1947) Astrophys. J. 105, 492
The M-type supergiant members of the double cluster in Perseus
1947ApJ...105..492B
 33
Johnson H.L., Morgan W.W.
(1955) Astrophys. J. 122, 429
Photometric and spectroscopic observations of the double cluster in Perseus
1955ApJ...122..429J
 70
Schild R.E.
(1965) Astrophys. J. 142, 979
Spectral classification in h and chi Persei
1965ApJ...142..979S
 80
Slettebak A.
(1968) Astrophys. J. 154, 933
Stellar rotation and Be stars in the h and chi Persei association
1968ApJ...154..933S
 206
Hiltner W.A.
(1956) Astrophys. J. Suppl. 2, 389
Photometric, polarization and spectrographic observations of O and B stars
1956ApJS....2..389H
 427
Jensen K.S.
(1981) Astron. Astrophys. Suppl. 45, 455
Spectral classification in the MK system of 167 northern HD stars
1981A&AS...45..455J