690 citations · 8.2k across the 104 of their papers we have counts for
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astro-ph2000
47 Tuc: The Spectroscopic Versus CMD Age Discrepancy
Alexandre Vazdekis, Maurizio Salaris, Nobuo Arimoto +1
We investigate current problems in obtaining reliable ages for old stellar systems based on stellar population synthesis modelling of their integrated spectra. In particular, we ad…
astro-ph2000★ 78 cited
Origin of Color Gradients in Elliptical Galaxies
Naoyuki Tamura, Chiaki Kobayashi, Nobuo Arimoto +2
The origin of color gradients in elliptical galaxies is examined by comparing model gradients with those observed in the Hubble Deep Field. The models are constructed so as to repr…