Outer halo globular cluster system of M31 - III. Relationship to the stellar halo

Dougal Mackey, Annette Ferguson, Avon Huxor, Jovan Veljanoski, Geraint Lewis, Alan McConnachie, Nicolas Martin, Rodrigo Ibata, Mike Irwin, Patrick Côté, Michelle Collins, Nial Tanvir, Nicholas Bate

Research output: Contribution to journalArticlepeer-review

Abstract

We utilise the final catalogue from the Pan-Andromeda Archaeological Survey to investigate the links between the globular cluster system and field halo in M31 at projected radii $R_p=25-150$ kpc. In this region the cluster radial density profile exhibits a power-law decline with index $\Gamma=-2.37\pm0.17$, matching that for the stellar halo component with [Fe/H] $
Original languageEnglish
Pages (from-to)1756–1789
JournalMonthly Notices of the Royal Astronomical Society
Volume484
Issue number2
DOIs
Publication statusPublished - 14 Jan 2019

Keywords

  • astro-ph.GA

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