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Investigation into the Origin of Age-Velocity dispersion Relation by High Resolution Simulation

Published online by Cambridge University Press:  21 March 2017

Jun Kumamoto ,
Junichi Baba  and
Takayuki R. Saitoh
Jun Kumamoto
Affiliation:
Astronomical Institute, Tohoku University, Aramaki, Aoba, Sendai, Miyagi 980-8578, Japan. Earth-Life Science Institute, Tokyo Institute of Technology, Ookayama, Meguro, Tokyo 152–8551, Japan.
Junichi Baba
Affiliation:
Earth-Life Science Institute, Tokyo Institute of Technology, Ookayama, Meguro, Tokyo 152–8551, Japan.
Takayuki R. Saitoh
Affiliation:
Earth-Life Science Institute, Tokyo Institute of Technology, Ookayama, Meguro, Tokyo 152–8551, Japan.
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Abstract

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We focused on the stellar age-velocity dispersion relation (AVR). We performed the N-body/SPH simulations to investigate the origin of AVR. As a results, we found that AVR is not consistent with simple stellar heating.

Keywords

Galaxy: kinematics and dynamicsmethods: numerical
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 11 , Symposium S321: Formation and Evolution of Galaxy Outskirts , March 2016 , pp. 124
Copyright
Copyright © International Astronomical Union 2017 

References

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Saitoh, T. R., Daisaka, H., Kokubo, E., Makino, J., Okamoto, T., Tomisaka, K., Wada, K., & Yoshida, N. 2008, PASJ, 60, 667 Google Scholar