{"id":"W3212495739","doi":"10.3847/2041-8213/ac32d3","title":"C/2014 UN<sub>271</sub> (Bernardinelli-Bernstein): The Nearly Spherical Cow of Comets","year":2021,"lang":"en","type":"article","venue":"The Astrophysical Journal Letters","topic":"Astro and Planetary Science","field":"Physics and Astronomy","cited_by":29,"is_retracted":false,"has_abstract":true,"ca_institutions":"Western University","funders":"SLAC National Accelerator Laboratory; Integrated Electronics Engineering Center, Binghamton University; European Regional Development Fund; Science and Technology Facilities Council; Science Mission Directorate; University of Illinois at Urbana-Champaign; Institut de Física d'Altes Energies; Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Generalitat de Catalunya; Office of Science; University of Edinburgh; Lawrence Berkeley National Laboratory; University of Pennsylvania; Financiadora de Estudos e Projetos; Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro; Nuclear Safety and Security Commission; University of Sussex; University of Nottingham; University of Portsmouth; University of Chicago; Ohio State University; Ministério da Ciência, Tecnologia e Inovação; National Aeronautics and Space Administration; University College London; University of Michigan; European Southern Observatory; High Energy Physics; Deutsche Forschungsgemeinschaft; Argonne National Laboratory; Centres de Recerca de Catalunya; Ministerio de Ciencia e Innovación; European Commission; U.S. Department of Energy; University of Cambridge; Fermilab; National Science Foundation","keywords":"Physics; Astrophysics; Comet; Brightness; Interstellar comet; Astronomy; Albedo (alchemy); Sublimation (psychology); Surface brightness; Galaxy","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002669979,0.0002240451,0.0003267684,0.00001821811,0.0003902797,0.0001608946,0.0007246218,0.00002343172,0.0002820857],"category_scores_gemma":[0.000009305508,0.0001260796,0.0003478375,0.0002989057,0.0003417711,0.0001845486,0.0001296066,0.0007632429,0.0001821514],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001582277,"about_ca_system_score_gemma":0.0000783854,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00004394725,"about_ca_topic_score_gemma":9.526549e-7,"domain_scores_codex":[0.9980255,0.000343205,0.0003615174,0.0002285517,0.0005825447,0.0004586562],"domain_scores_gemma":[0.9986955,0.0003303718,0.0002819486,0.0004322442,0.00008693138,0.0001729923],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0000498931,0.0001129093,0.008128736,0.000002596428,0.0001919597,0.00005101569,0.0002330889,0.004619007,0.9596446,0.001869275,0.004622589,0.02047436],"study_design_scores_gemma":[0.003013193,0.0007611497,0.6608636,0.0001710517,0.0006185966,0.0005116294,0.001811781,0.00612453,0.3104239,0.001858622,0.01262973,0.001212195],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9477047,0.00005315314,0.04498152,0.006590577,0.0002857735,0.00007821243,0.00003139663,0.000008878979,0.0002657319],"genre_scores_gemma":[0.9964933,0.000006875532,0.001369485,0.0008974104,0.001160683,0.000002259617,0.00001294686,0.00001652572,0.00004047296],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6527349,"threshold_uncertainty_score":0.5141375,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005886517060699472,"score_gpt":0.1893006866391752,"score_spread":0.1834141695784757,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}