Fig. 2 from Atomic Diffusion and Mixing in Old Stars. I. Very Large Telescope FLAMES‐UVES Observations of Stars in NGC 6397

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Atomic Diffusion and Mixing in Old Stars. I. Very Large Telescope FLAMES‐UVES Observations of Stars in NGC 6397

Authors: A. J. Korn, F. Grundahl, O. Richard, L. Mashonkina, P. S. Barklem, R. Collet, B. Gustafsson, and N. Piskunov

Korn et al. 2007 The Astrophysical Journal 671 402.

Caption: Fig. 2.

CMD of NGC 6397 with the four groups of stars (left to right: TOP, SGB, bRGB, and RGB) marked by crosses.