The Centre of M83

Details The Centre of M83 The Centre of M83

2007-10-09

arxiv.org/abs/0710.1727v1

Astronomy and Astrophysics

Astrophysics

2 pages, 3 figues, Proceeding of the IAU Symposium 245 on "Formation and Evolution of Galaxy Bulges"

Scientific paper

10.1017/S1743921308017997

Stellar kinematics show no evidence of hidden mass concentrations at the
centre of M83. We show the clearest evidence yet of an age gradient along the
starburst arc and interpret the arc to have formed from orbital motion away
from a starforming region in the dust lane.

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