The middle-aged pulsar PSR J1741–2054 and its bow-shock nebula in the far-ultraviolet Vadim Abramkin, George G. Pavlov, Yuriy Shibanov, B. Posselt and Oleg Kargaltsev A&A, 696 (2025) A121 Published online: 10 April 2025 DOI: 10.1051/0004-6361/202452211