no code implementations • 23 Feb 2021 • Christopher Usher, Sebastian Kamann, Mark Gieles, Vincent Hénault-Brunet, Emanuele Dalessandro, Eduardo Balbinot, Antonio Sollima
We present observations of the stellar kinematics of the centre of the core collapsed globular cluster M15 obtained with the MUSE integral field spectrograph on the VLT operating in narrow field mode.
Astrophysics of Galaxies
no code implementations • 2 Feb 2021 • Zhen Wan, William Oliver, Holger Baumgardt, Geraint Lewis, Mark Gieles, Vincent Hénault-Brunet, Thomas de Boer, Eduardo Balbinot, Gary Da Costa, Dougal Mackey
We also estimate the effect on the velocity dispersion of different amounts of stellar-mass black holes and unbound stars from the tidal tails with varying escape rates and find that these effects cannot explain the difference between the LOS dispersion and the N-body model.
Astrophysics of Galaxies
