Chemical tagging via Gaussian Mixture Model on multiple abundances shows that halo substructures Sequoia, Heracles, Thamnos, and Helmi Stream are contaminated mixtures dominated by GSE and disc stars, with additional contributions from Sagittarius and omega Cen.
A., Gilmore, G., & Irwin, M
2 Pith papers cite this work. Polarity classification is still indexing.
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astro-ph.GA 2representative citing papers
RR Lyrae stars yield metallicity measurements for Milky Way halo substructures including Gaia Sausage/Enceladus at [Fe/H] = -1.57 dex, with some features like ED-1 showing disk contamination and others like Shiva and Shakti suggested as in-situ.
citing papers explorer
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Chemical decoding of kinematic substructures in the Galactic halo
Chemical tagging via Gaussian Mixture Model on multiple abundances shows that halo substructures Sequoia, Heracles, Thamnos, and Helmi Stream are contaminated mixtures dominated by GSE and disc stars, with additional contributions from Sagittarius and omega Cen.
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Probing the Milky Way Halo with RR Lyrae Stars from Gaia Data Release 3
RR Lyrae stars yield metallicity measurements for Milky Way halo substructures including Gaia Sausage/Enceladus at [Fe/H] = -1.57 dex, with some features like ED-1 showing disk contamination and others like Shiva and Shakti suggested as in-situ.