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Signatures of Galaxy Interactions

Published online by Cambridge University Press:  03 August 2017

S. Engström ,
K.J. Donner  and
B Sundelius
S. Engström
Affiliation:
Institute of Theoretical Physics Chalmers University of Technology S-412 96 Göteborg Sweden
K.J. Donner
Affiliation:
Institute of Theoretical Physics Chalmers University of Technology S-412 96 Göteborg Sweden
B Sundelius
Affiliation:
Institute of Theoretical Physics Chalmers University of Technology S-412 96 Göteborg Sweden

Abstract

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We demonstrate some peculiar features that can be taken as signs of interaction between galaxies. The features are sharp edged one armed spirals and two-component density and/or velocity structure. We give a kinematical explanation of the first arm and show typical velocities in this arm.

Type
X- Gas and Star Dynamics (Models and Simulations)
Information
Symposium - International Astronomical Union , Volume 146: Dynamics of Galaxies and their Molecular Cloud Distributions , 1991 , pp. 357 - 359
Copyright
Copyright © Kluwer 1991 

References

Donner, K.J., Engström, S., Sundelius, B., Sundin, M., (1990) ‘Sharp edges due to close interactions’ in Wielen, R. (ed.), Dynamics and interactions of galaxies, Springer.Google Scholar
Donner, K.J., Engström, S., Sundelius, B. Poster contribution (these proceedings) Google Scholar
Elmegreen, D., Sundin, M., Elmegreen, B., Engström, S., Sundelius, B. (1990) Astron. Astrophys. (in press) Google Scholar
Sundelius, B. (1990) ‘Further simulations of M51-type objects’ in Wielen, R. (ed.), Dynamics and interactions of galaxies, Springer.Google Scholar