{"paper":{"title":"Morphological Demographics of Galaxies at $z\\sim 10-16$: Log-Normal Size Distribution and Exponential Profiles Consistent with the Disk Formation Scenario","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Hidenobu Yajima, Kimihiko Nakajima, Masami Ouchi, Minami Nakane, Seiji Fujimoto, Yi Xu, Yoshiaki Ono, Yuichi Harikane","submitted_at":"2025-02-13T01:55:24Z","abstract_excerpt":"We homogeneously investigate the morphological properties of $169$ galaxies at $z\\sim10-16$ with deep JWST NIRCam images employing our established techniques of GALFIT modeling and uncertainty evaluation (systematics+statistics). We obtain effective radii $r_{\\rm e}$ ranging $20-500$ pc, with a distribution significantly broader than the scatter made by the uncertainties. We find that the $r_{\\rm e}$ distribution is well described by a log-normal distribution with a mean of $r_{\\rm e}=133^{+13}_{-12}$ pc and a standard deviation of $\\sigma_{{\\rm ln}r_{\\rm e}} = 0.52 \\pm 0.08$. The standard dev"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.08885","kind":"arxiv","version":2},"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/2502.08885/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"}