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Chemical Abundances of the Bioessential Elements C, O, and S, and the Refractory Elements Fe and Ni, in Solar-type Exoplanet-hosting Stars from HARPS North and South

  • Authors: Ellen Costa-Almeida, Luan Ghezzi, Katia Cunha, Verne V. Smith, Jonathan J. Fortney

Ellen Costa-Almeida et al 2026 The Astronomical Journal 172 .

  • Provider: AAS Journals

Caption: Figure 1.

Kiel diagram for 290 stars with 5000 K ≤Teff ≤ 6500 K and ﹩\mathrm{log}\,g﹩ ≥ 4.0 dex analyzed in this work. The dashed black lines present the solar values obtained for the Ceres 2009 February 8 solar spectrum: Teff = 5759 ± 18 K, ﹩\mathrm{log}\,g﹩ = 4.43 ± 0.05 dex, and [Fe/H] = 0.00 ± 0.01 dex.

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