Image Details
Caption: Figure 4.
Synthetic spectra of the model clusters (106 M⊙) for three different metallicities (Z = 0.002, 0.008, and 0.014; blue, red, and black, respectively). The ages of the clusters are shown in the upper right corner of each spectrum. The Kroupa IMF is applied to all spectra.
© 2026. The Author(s). Published by the American Astronomical Society.