Evidence for an Accretion Origin for the Outer Halo Globular Cluster System of M31

Mackey, Alasdair; Huxor, A; Ferguson, A. M. N.; Irwin, M. J.; Tanvir, Nial R; McConnochie, A. W.; Ibata, Rodrigo A; Chapman, S. C.; Lewis, Geraint Francis

Evidence for an Accretion Origin for the Outer Halo Globular Cluster System of M31

Date

2010

Authors

Mackey, Alasdair

Huxor, A

Ferguson, A. M. N.

Irwin, M. J.

Tanvir, Nial R

McConnochie, A. W.

Ibata, Rodrigo A

Chapman, S. C.

Lewis, Geraint Francis

Publisher

Institute of Physics Publishing Ltd.

Abstract

We use a sample of newly discovered globular clusters from the Pan-Andromeda Archaeological Survey (PAndAS) in combination with previously cataloged objects to map the spatial distribution of globular clusters in the M31 halo. At projected radii beyond �