{"paper":{"title":"Spectroscopic observations of the interacting massive binary AQ\\,Cassiopea","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"C. Ibanoglu, E. Sipahi, O. Cakirli","submitted_at":"2013-04-09T08:49:30Z","abstract_excerpt":"New spectroscopic observations of the double-lined eclipsing binary AQ\\,Cas are presented. All available spectroscopic and photometric observations have been analysed for the fundamental properties of the components. Analyses show that the system consists of a massive primary with a mass of 17.63$\\pm$0.91 M$_{\\odot}$ and radius of 13.48$\\pm$0.64R$_{\\odot}$ and a secondary with 12.56$\\pm$0.81 M$_{\\odot}$ and radius of 23.55$\\pm$0.73 R$_{\\odot}$, corresponding spectral types of B0.5($\\pm$2) II-III + B3($\\pm$1) II. The secondary star fills its corresponding Roche lobe and mass transfer to the pri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.2492","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":""},"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"}