An Hα Cloud in the H I Tail: Recent Star Formation in the Outskirts of NGC 4258 Revealed by Nanshan 1 m Telescope - Cheng, Cheng; Huang, Jia-Sheng; Wei, Peng; Esamdin, Ali; Feng, Guojie; Zhang, Zhi-Xiang; Yan, Haojing; Du, Wei; Zuo, Pei; Li, Zijian; Orellana-González, Gustavo; Wang, Letian; et al. (The Astronomical journal, 2025)
Keywords: Narrow band photometry