The changing-look AGN SDSS J101152.98+544206.4 is returning to a type I state Bing Lyu, Xue-Bing Wu, Yuxuan Pang, Huimei Wang, Rui Zhu, Yuming Fu, Qingwen Wu, Zhen Yan, Wenfei Yu, Hao Liu et al. (4 more) A&A, 693 (2025) A173 Published online: 14 January 2025 DOI: 10.1051/0004-6361/202451699