{"paper":{"title":"SO emission in the dynamically perturbed protoplanetary disks around CQ Tau and MWC 758","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Andr\\'es F. Izquierdo, Andrew Winter, Cassandra Hall, Christophe Pinte, Daniele Fasano, David Wilner, Fran\\c{c}ois M\\'enard, Francesco Zagaria, Gianni Cataldi, Giovanni P. Rosotti, Giuseppe Lodato, Haochang Jiang, Iain Hammond, Ian Czekala, Jaehan Bae, Jane Huang, Jensen Lawrence, Jochen Stadler, John D. Ilee, Leonardo Testi, Marcelo Barraza-Alfaro, Myriam Benisty, Pietro Curone, Richard Teague, Sean Andrews, Stefano Facchini, Tomohiro Yoshida, Yuri Aikawa","submitted_at":"2025-06-19T17:26:04Z","abstract_excerpt":"We report the serendipitous detection of the SO $J_N=6_5-5_4$ (219.949 GHz) rotational transition in archival Atacama Large Millimeter/submillimeter Array (ALMA) observations of the spiral hosting protoplanetary disks around CQ Tau (with $\\approx4.9\\sigma$ significance) and MWC 758 (with $\\approx3.4\\sigma$ significance). In the former, the SO emission comes in the shape of a ring, arises from the edge of the continuum cavity, and is qualitatively consistent, at the currently available spectral resolution, with being in Keplerian rotation. In the latter, instead, while arising primarily from in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.16481","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/2506.16481/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"}