Figure 3 from The Oxygen Abundance of the Ultra-metal-poor Star HE 0557

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The Oxygen Abundance of the Ultra-metal-poor Star HE 0557–4840

Authors: John E. Norris, N. Christlieb, M. S. Bessell, M. Asplund, K. Eriksson, and A. J. Korn

Norris et al. 2012 The Astrophysical Journal 753 150.

Provider: AAS Journals

Caption: Figure 3.

Fit of 15 coadded OH lines in the observed spectrum of HE 0557−4840 with synthetic spectra for oxygen abundances of log epsilon (O) = 5.8, 6.0, and 6.2 (best fit). See the text for discussion.

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