Figure 3 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 3.

Light element abundance ratios (normalized to hydrogen) in the AGB stars of NGC 6752 calculated with the photometric T_eff by C17 (blue filled circles) and with the spectroscopic T_eff by L16 (blue empty circles). Reversed triangles indicate upper limits for [Al/H].

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