Fakultät für Physik und Astronomie
STEPHEN PHILLIPS hostreviews.co.uk / UNSPLASH

Purveyors of fine halos -- globular clusters as halo builders

Andreas Koch , ARI

Globular clusters (GCs) play an important role in building up the Galactic halo. Former GC stars are readily identified by their chemical abundance signatures and from large (SDSS) samples we determined that 11% of the halo once originated in disrupted GCs. Adding the kinematical dimensions from Gaia we can go further and detect stars around present-day GCs, adding emphasis to the "stream" aspect and the halo-GC connection.

ARI Institute Colloquium
27 May 2021, 11:15
ARI, Moenchhofstrasse 12-14, Seminarraum 1, 1.OG

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