{"paper":{"title":"Discovery of a Faint Outer Halo Milky Way Star Cluster in the Southern Sky","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Antonino P. Milone, Dongwon Kim, Dougal Mackey, Gary S. Da Costa, Helmut Jerjen","submitted_at":"2015-02-13T11:42:55Z","abstract_excerpt":"We report the discovery of a new, low luminosity star cluster in the outer halo of the Milky Way. High quality $gr$ photometry is presented, from which a color-magnitude diagram is constructed, and estimates of age, [Fe/H], [$\\alpha$/Fe], and distance are derived. The star cluster, which we designate as Kim 2, lies at a heliocentric distance of $\\sim105$ kpc. With a half-light radius of $\\sim12.8$ pc and ellipticity of $\\epsilon\\sim0.12$, it shares the properties of outer halo GCs, except for the higher metallicity ([Fe/H]$\\sim-1.0$) and lower luminosity ($M_{V}\\sim-1.5)$. These parameters are"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.03952","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}