Image Details
Caption: Figure 10.
Median [Al/Fe] vs. [Fe/H] of 1P stars measured by E. Dondoglio et al. (2025, 2026a) with APOGEE for 16 Galactic GCs. The same for 1P and AI stars are indicated with the green and khaki dots, respectively.
© 2026. The Author(s). Published by the American Astronomical Society.