AAS 199th meeting, Washington, DC, January 2002
Session 53. Galaxies - Evolution
Display, Tuesday, January 8, 2002, 9:20am-6:30pm, Exhibit Hall

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[53.04] Numerical Simulations of Minor Mergers

D.H. Rudd, M. Steinmetz (Steward Observatory, University of Arizona)

We have performed self-consistent N-body simulations in order to measure the structural changes exhibited by a Milky Way type galaxy when subjected to dwarf galaxy accretion. These are used to constrain the possible accretion rate of observed disk galaxies. We vary satellite concentration, mass, and orbital parameters to relate to the overall damage inflicted on the disk. Finally, we give particular emphasis to designing simulations which minimize resolution noise.


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