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    • Kinematics and simulations of the stellar stream in the halo of the umbrella galaxy 

      Foster, C.; Lux, H.; Romanowsky, A. J.; Martinez-Delgado, D.; Zibetti, S.; Arnold, J. A.; Brodie, J. P.; Ciardullo, R.; GaBany, R. J.; Merrifield, M. R.; Singh, N.; Strader, J. (Oxford University Press (OUP), 2014-07-02)
      We study the dynamics of faint stellar substructures around the Umbrella Galaxy, NGC 4651, which hosts a dramatic system of streams and shells formed through the tidal disruption of a nucleated dwarf elliptical galaxy. We ...