{"paper":{"title":"Reverberation Mapping of Two Luminous Quasars: the Broad-line Region Structure and Black Hole Mass","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bin Luo, Bo-Wei Jiang, Chen Hu, Dong-Wei Bao, He-Zhen Liu, Jes\\'us Aceituno, Jian-Min Wang, Jing-Min Bai, Kai-Xing Lu, Luis C. Ho, Ming Xiao, Mitsuru Kokubo, Pu Du, Sen Yang, Sha-Sha Li, Takeo Minezaki, Wei-Hao Bian, Wei-Jian Guo, Yan-Rong Li, Yong-Jie Chen, Yu-Yang Songsheng, Zhe Yu, Zhi-Xiang Zhang, Zi-Xu Yang","submitted_at":"2021-06-10T10:52:28Z","abstract_excerpt":"We report the results of a multi-year spectroscopic and photometric monitoring campaign of two luminous quasars, PG~0923+201 and PG~1001+291, both located at the high-luminosity end of the broad-line region (BLR) size-luminosity relation with optical luminosities above $10^{45}~{\\rm erg~s^{-1}}$. PG~0923+201 is for the first time monitored, and PG~1001+291 was previously monitored but our campaign has a much longer temporal baseline. We detect time lags of variations of the broad H$\\beta$, H$\\gamma$, Fe {\\sc ii} lines with respect to those of the 5100~{\\AA} continuum. The velocity-resolved del"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.05655","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/2106.05655/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"}