Authors: Marina Kounkel, Kevin Covey, and Keivan G. Stassun
2020 The Astronomical Journal160279.
Provider: AAS Journals
Caption: Figure 3.
Same as Figure 1, but restricted only to groups that have an H-R diagram different from randomly drawn field stars at >3σ significance, (i.e., most distinct from the field) or that correspond to previously known populations.