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.
M., Cautun, M., Deason, A
2 Pith papers cite this work. Polarity classification is still indexing.
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The MGCS releases official catalogs, completeness tests, and improved absolute proper motions (~3x better than Gaia) for 34 Galactic globular clusters, updating associations with galaxy progenitors for several systems.
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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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The Hubble Missing Globular Cluster Survey. III. Astro-photometric catalogs, artificial-star tests, and improved absolute proper motions
The MGCS releases official catalogs, completeness tests, and improved absolute proper motions (~3x better than Gaia) for 34 Galactic globular clusters, updating associations with galaxy progenitors for several systems.