IC 4996
Number of stars per data source
Reference 370 : 4 stars
Reference 510 : 3497 stars
References
- 370
- Zacharias N., Urban S.E., Zacharias M.I., Wycoff G.L., Hall D.M., Monet D.G., Rafferty T.J.
- (2004) Astron. J. 127, 3043
- The Second U.S. Naval Observatory CCD Astrograph Catalog (UCAC2)
- 2004AJ....127.3042Z
- 510
- Maciejewski G., Niedzielski A.
- (2007) Astron. Astrophys. 467, 1065
- CCD BV survey of 42 open clusters
- 2007A&A...467.1065M