{"paper":{"title":"A $z \\sim$ 6.2 Quasar on the Local M$_{\\rm BH}$-$\\sigma_{\\rm \\ast}$ Relation Quenching Its Host Galaxy from the Aether Survey","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Aaron J. Barth, Anniek J. Gloudemans, Chiara Mazzucchelli, Eduardo Ban\\~ados, Emanuele Paolo Farina, Fabian Walter, Fabrizio Arrigoni Battaia, Federica Loiacono, Feige Wang, Haowen Zhang, Hyunseop Choi, Jinyi Yang, Manuela Bischetti, Masafusa Onoue, Roberto Decarli, Sarah E. I. Bosman, Simona Gallerani, Tiago Costa, Weizhe Liu, Xiangyu Jin, Xiaohui Fan, Yoshiki Matsuoka","submitted_at":"2026-06-02T02:22:49Z","abstract_excerpt":"We report JWST/NIRSpec integral field unit (IFU) observations of the quasar J1512$+$4422 at $z \\sim 6.2$ from the Aether survey. At $\\sim$900 Myr after the Big Bang, this object already lies on the $M_{\\rm BH}$-$\\sigma_\\ast$ relation found in the local universe, with an $M_{\\rm BH} \\simeq 8.9\\times10^8\\,M_\\odot$ and a stellar velocity dispersion $\\sigma_\\ast \\simeq 288$ km s$^{-1}$. We detect an outflow with a velocity of $\\sim$478 km s$^{-1}$ in the nuclear region, which likely extends to $\\sim$3.2 kpc in projection and has a median velocity of $\\sim$352 km s$^{-1}$. The outflow dynamical tim"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.03037","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.03037/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"}