Stephenson 2
Number of stars per data source
Reference 446 : 25 stars
References
446
Nakaya H., Watanabe M., Ando M., Nagata T., Sato S.
(2001) Astron. J. 122, 876
A Highly Reddened Star Cluster Embedded in the Galactic Plane
2001AJ....122..876N