Tidal Debris Candidates from the $\ddot{I}‰$ Centauri Accretion Event and its Role in Building Up the Milky Way Halo

Borja Anguiano, Arik Mitschang, Takanobu Kirihara +11

We identify stellar tidal debris from the $\ddot{I}‰$ Centauri ($\ddot{I}‰$ Cen) system among field stars in the APOGEE survey via chemical tagging using a neural network trained on APOGEE obser…