IC 4996
Number of stars per data source
Reference 50 : 6 stars
Reference 113 : 15 stars
References
- 50
- Cannon A.J., Pickering E.C.
- (1918-1924), Ann. Obs. Harvard Coll. Obs. 91 to 99 and 100
- Henry Draper catalogue and extension
-
- 113
- Delgado A.J., Miranda L.F., Alfaro E.J.
- (1999) Astron. J. 118, 1759
- Spectroscopy of pre-main sequence candidates of spectral type AF in the young galactic cluster IC 4996
- 1999AJ....118.1759D