Dynamics of Galaxy Interactions

6. Mechanics of Merging

Orbit Decay

MPEG movie

Encounter of core/halo models. A close, parabolic encounter of two identical galaxy models, each consisting of a Jaffe (1981) model core and a Dehnen (1993) model halo. The core is shown in blue-while, while the halo is shown in red.

Final Encounters

MPEG movie

Time Evolution. Second approach, merger, and subsequent relaxation of a remnant (Barnes 1992).

Joshua E. Barnes (barnes@galileo.ifa.hawaii.edu)

Last modified: June 10, 1997