Radiative hydrodynamic simulations of red supergiant stars - III. Spectro-photocentric variability, photometric variability, and consequences on Gaia measurements
A. Chiavassa, E. Pasquato, A. Jorissen, S. Sacuto, C. Babusiaux, B. Freytag, H.-G. Ludwig, P. Cruzalèbes, Y. Rabbia, A. Spang and O. Chesneau