Much ado about no offset -- Characterising the anomalous multiple-image configuration and the model-driven displacement between light and mass in the multi-plane strong lens Abell 3827

Joyce Lin, Jenny Wagner, Richard E. Griffiths

Abell 3827 is a unique galaxy cluster with a dry merger in its core causing a highly-resolved multiple-image configuration of a blue spiral galaxy at $z_{\mathrm{s}}=1.24$. The surfa…