A distinct magnetic property of the inner penumbral boundary - III. Analysis of simulated sunspots Jan Jurčák, Markus Schmassmann, Matthias Rempel, Nazaret Bello González and Rolf Schlichenmaier A&A, 638 (2020) A28 Published online: 04 June 2020 DOI: 10.1051/0004-6361/202037852