{"paper":{"title":"The SOPHIE search for northern extrasolar planets-XIX. A system including a cold sub-Neptune potentially transiting a V = 6.5 star HD88986","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. Carmona, A. M. Lagrange, A. Santerne, A. Shporer, A. Vanderburg, B. Collet, C. Moutou, D. Almasian, D. Ehrenreich, D. Rapetti, D. Segransan, D. W. Latham, F. Bouchy, F. Kiefer, F. Pepe, F. Philipot, F. Vakili, G. H\\'ebrard, G. Torres, G. W. Henry, H. G. Vivien, H. P. Osborn, I. Boisse, J. I. Vines, J. Liu, J. M. Jenkins, J. Rodrigues, J. S. Jenkins, K. G. Stassun, L. Acu\\~na, L. Arnold, L. Mignon, M. Attia, M. Deleuil, M. J. Hobson, N. Astudillo-Defru, N. C. Hara, N. C. Santos, N. Heidari, O. D. S. Demangeon, O. Venot, P. Cort\\'es-Zuleta, P. Larue, R. F. D\\'iaz, S. Dalal, S. Hoyer, S. Sulis, S. Udry, T. Forveille, T. G. Wilson, V. Bourrier, X. Bonfils, X. Delfosse, X. Dumusque","submitted_at":"2023-11-22T16:38:16Z","abstract_excerpt":"Transiting planets with orbital periods longer than 40 d are extremely rare among the 5000+ planets discovered so far. The lack of discoveries of this population poses a challenge to research into planetary demographics, formation, and evolution. Here, we present the detection and characterization of HD88986b, a potentially transiting sub-Neptune, possessing the longest orbital period among known transiting small planets (< 4 R$_{\\oplus}$) with a precise mass measurement ($\\sigma_M/M$ > 25%). Additionally, we identified the presence of a massive companion in a wider orbit around HD88986. Our a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.13513","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/2311.13513/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"}