The Membership and Distance of the Open Cluster Collinder 419
Authors: Lewis C. Roberts Jr., Douglas R. Gies, J. Robert Parks, Erika D. Grundstrom, M. Virginia McSwain, David H. Berger, Brian D. Mason, Theo A. ten Brummelaar, and Nils H. Turner
ROBERTS et al.
2010 The Astronomical Journal140744.
Provider: AAS Journals
Caption: Figure 6.
Distribution of the stellar number density per unit area in rings of increasing radius centered on HD 193322, the nominal
center of Cr 419.