In-depth study of the hypercompact H II region G24.78+0.08 A1 R. Cesaroni, M. T. Beltrán, L. Moscadelli, Á. Sánchez-Monge and R. Neri A&A, 624 (2019) A100 Published online: 19 April 2019 DOI: 10.1051/0004-6361/201834700