{"paper":{"title":"LAMOST Spectroscopic Survey of the Galactic Anti-centre (LSS-GAC): target selection and the first release of value-added catalogues","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Ali Luo, Bingqiu Chen, Chun Wang, Guangwei Li, Guoping Li, Haibo Yuan (KIAA-PKU), Hailong Yuan, Huawei Zhang, Huihua Zhang, Jianrong Shi, Maosheng Xiang, Ningchen Sun, Xiaowei Liu, Yang Huang, Yiqiao Dong, Yongheng Zhao, Yonghui Hou, Yong Zhang, Zhiying Huo","submitted_at":"2014-12-20T07:54:06Z","abstract_excerpt":"As a major component of the LAMOST Galactic surveys, the LAMOST Spectroscopic Survey of the Galactic Anti-centre (LSS-GAC) aims to survey a significant volume of the Galactic thin/thick discs and halo for a contiguous sky area of over 3,400 deg$^2$ centred on the Galactic anti-centre ($|b| \\leq 30^{\\circ}$, $150 \\leq l \\leq 210^{\\circ}$), and obtain $\\lambda\\lambda$3700 -- 9000 low resolution ($R \\sim 1,800$) spectra for a statistically complete sample of $\\sim 3$\\,M stars of all colours down to a limiting magnitued of $r$ $\\sim$ 17.8\\,mag (to 18.5\\,mag for limited fields). Together with Gaia,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.6628","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"}