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Kinematic signatures of triaxial stellar systems

Published online by Cambridge University Press:  07 August 2017

Richard Arnold
Affiliation:
Sterrewacht Leiden
Tim De Zeeuw
Affiliation:
Sterrewacht Leiden
Chris Hunter
Affiliation:
Sterrwacht Leiden and Florida State University

Abstract

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Analytic dynamic models of triaxial stellar systems, such as elliptical galaxies and galactic bulges, can be used to calculate the velocity fields of systems in a wide range of potentials without the need for orbit integrations. We present results from a first application of these models, in the form of velocity fields projected onto the sky. The appearance of the velocity field depends strongly on the viewing angle. Thin orbit models provide a theoretical upper limit to streaming in all possible kinematic models in a given potential.

Type
Contributed Papers
Copyright
Copyright © Kluwer 1993 

References

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