Fe and Al Abundances for 180 Red Giants in the Globular Cluster Omega Centauri (NGC 5139)
The Astrophysical Journal2008Vol. 681(2), pp. 1505–1523
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Abstract
We present radial velocities, Fe, and Al abundances for 180 red giant branch (RGB) stars in the Galactic globular cluster Omega Centauri ($\omega$ Cen). The majority of our data lie in the range 11.0$$1 Gyr.
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