Berkeley 87
Number of stars per data source
Reference 143 : 1 star
Reference 173 : 1 star
Reference 392 : 1 star
Reference 742 : 39 stars
Reference 1111 : 1 star
Reference 1464 : 1 star
References
- 143
- Lee T.A.
- (1970) Astrophys. J. 162, 217
- Photometry of high-luminosity M-type stars
- 1970ApJ...162..217L
- 173
- Hiltner W.A.
- (1956) Astrophys. J. Suppl. 2, 389
- Photometric polarization and spectrographic observations of O and B Stars
- 1956ApJS....2..389H
- 392
- Crampton D., Georgelin Y.M., Georgelin Y.P.
- (1978) Astron. Astrophys. 66, 1
- First optical detection of W51 and observations of new HII regions and exciting stars
- 1978A&A....66....1C
- 742
- Turner D.G.
- (1982) Publ. Astron. Soc. Pacific 94, 789
- Berkeley 87. A heavily-obscured young open cluster associated with the ON2 star-formation complex and containing the W0 star Stephenson 3
- 1982PASP...94..789T
- 1111
- Sharpless S.
- (1966) IAU Symp. 24, 345
- Spectroscopic parallaxes of M-type supergiants
- 1966IAUS...24..345S
- 1464
- Coyne G.V., Wisniewski W., Corbally C.
- (1975) Vatican Obs. Publ. 1, 197
- A survey for Halpha emission objects in the Milky Way II. Cygnus
- 1975VatOP...1..197C