Time to Sparkler - Accurate ages of lensed globular clusters at z = 1.4 with JWST photometry Elena Tomasetti, Michele Moresco, Carmela Lardo, Frédéric Courbin, Raul Jimenez, Licia Verde, Martin Millon and Andrea Cimatti A&A, 699 (2025) A240 Published online: 14 July 2025 DOI: 10.1051/0004-6361/202453368