Multiwavelength observations of Swift J0243.6+6124 from 2017 to 2022 Wei Liu, Jingzhi Yan, Pablo Reig, Xiaofeng Wang, Guangcheng Xiao, Han Lin, Xinhan Zhang, Hanna Sai, Zhihao Chen, Shengyu Yan and Qingzhong Liu A&A, 666 (2022) A110 Published online: 13 October 2022 DOI: 10.1051/0004-6361/202243878