Figure 13 from HELIOS–RETRIEVAL: An Open-source, Nested Sampling Atmospheric Retrieval Code; Application to the HR 8799 Exoplanets and Inferred Constraints for Planet Formation

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HELIOS–RETRIEVAL: An Open-source, Nested Sampling Atmospheric Retrieval Code; Application to the HR 8799 Exoplanets and Inferred Constraints for Planet Formation

Authors: Baptiste Lavie, João M. Mendonça, Christoph Mordasini, Matej Malik, Mickaël Bonnefoy, Brice-Olivier Demory, Maria Oreshenko, Simon L. Grimm, David Ehrenreich, and Kevin Heng

2017 The Astronomical Journal 154 91.

Provider: AAS Journals

Caption: Figure 13.

Retrieved O/H values for the HR 8799b, c, d, and e directly imaged exoplanets. The stellar O/H value is about ﹩7.6\times {10}^{-4}﹩. PDF stands for “probability density function.”

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