Figure 5 from Confirming the Presence of Second-population Stars and the Iron Discrepancy along the AGB of the Globular Cluster NGC 6752

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Confirming the Presence of Second-population Stars and the Iron Discrepancy along the AGB of the Globular Cluster NGC 6752

Authors: A. Mucciarelli, E. Lapenna, C. Lardo, P. Bonifacio, F.R. Ferraro, and B. Lanzoni

2019 The Astrophysical Journal 870 124.

Provider: AAS Journals

Caption: Figure 5.

Behavior of [Na/H] as a function of [O/H] for the AGB and the RGB stars (blue circles and red squares, respectively) measured adopting the photometric T_eff. The arrow indicates an upper limit for [O/H].

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