{"id":"W4386217506","doi":"10.3847/1538-4365/acdd79","title":"Magellan/M2FS and MMT/Hectochelle Spectroscopy of Dwarf Galaxies and Faint Star Clusters within the Galactic Halo*","year":2023,"lang":"en","type":"article","venue":"The Astrophysical Journal Supplement Series","topic":"Stellar, planetary, and galactic studies","field":"Physics and Astronomy","cited_by":15,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"SLAC National Accelerator Laboratory; Los Alamos National Laboratory; Lawrence Berkeley National Laboratory; Argonne National Laboratory; Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas; Leibniz-Gemeinschaft; Science Mission Directorate; University of Illinois at Urbana-Champaign; Max-Planck-Institut für Astrophysik; University of Sussex; Space Telescope Science Institute; Institut de Física d'Altes Energies; Eötvös Loránd Tudományegyetem; Yale University; U.S. Department of Energy; Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Science and Technology Facilities Council; York University; Ministério da Ciência, Tecnologia e Inovação; Integrated Electronics Engineering Center, Binghamton University; University of Edinburgh; Queen's University; Deutsche Forschungsgemeinschaft; University of Colorado Boulder; Office of Science; Fermilab; Max-Planck-Institut für Astronomie; University of Nottingham; University of Oxford; Instituto de Astrofísica de Canarias; University of Cambridge; Durham University; Universidad Nacional Autónoma de México; National Central University; University of Notre Dame; Joint Institute for Nuclear Astrophysics - Center for the Evolution of the Elements; National Science Foundation; University of Michigan; Carnegie Mellon University; University of Washington; Smithsonian Astrophysical Observatory; European Space Agency; Alfred P. Sloan Foundation; Johns Hopkins University; Planetary Science Division; Carnegie Institution of Washington; University of Portsmouth; New Mexico State University; University of Utah; Vanderbilt University; University of Chicago; Ohio State University; Smithsonian Institution; Financiadora de Estudos e Projetos; University of Pennsylvania; University College London; National Aeronautics and Space Administration; Queen's University Belfast; Gordon and Betty Moore Foundation","keywords":"Physics; Astrophysics; Surface gravity; Milky Way; Astronomy; Galaxy; Stars; Dwarf galaxy; Halo; Dwarf spheroidal galaxy; Surface brightness; Radial velocity","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000608878,0.0002376613,0.000228518,0.003320627,0.0003948782,0.0005023398,0.0003160468,0.000191048,0.001021772],"category_scores_gemma":[0.0006618195,0.0001498713,0.0002528601,0.00155481,0.0001858361,0.0003455399,0.000817747,0.0001242046,0.0002916335],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000431533,"about_ca_system_score_gemma":0.0001835286,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008997003,"about_ca_topic_score_gemma":0.02126521,"domain_scores_codex":[0.9996182,0.00004169898,0.00002690605,0.0001047291,0.000112397,0.00009608916],"domain_scores_gemma":[0.9989333,0.0000905523,0.0002684215,0.0001976679,0.0001341484,0.0003759289],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00008839041,0.00002878642,0.9832756,0.00001506803,0.00004858286,0.00008092655,0.0001892179,0.0001861145,0.007693237,0.00005402404,0.0004387744,0.00790133],"study_design_scores_gemma":[0.000003644598,0.0000153994,0.998226,0.000001790375,0.000007045329,0.00006161255,0.00004530387,0.0001654688,0.0009845363,0.00001762536,0.0004692899,0.000002300773],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.998382,0.0001045475,0.0001778091,0.00001287345,0.000001558734,0.000004043608,0.0008200534,0.00002545127,0.0004717612],"genre_scores_gemma":[0.9961172,0.0000652378,0.0008236954,0.00001438844,0.00001185298,0.00000861219,0.002477255,0.00001035254,0.000471413],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008997003,"threshold_uncertainty_score":0.01788926,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009658700781638841,"score_gpt":0.2319344687867028,"score_spread":0.222275768005064,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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