Kinematic imprints from the bar and spiral structures in the galatic disk

F. Figueras, Teresa Antoja Castelltort, O. Valenzuela, M. Romero-Gómez, B. Pichardo, E. Moreno

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Abstract

At 140 years of the discovery of the moving groups, these stellar streams are emerging as powerful tools to constrain the models for the spiral arms and the Galactic bar in the Gaia era. From the kinematic-age-metallicity analysis in the solar neighbourhood it is now well established that some of these kinematic structures have a dynamical origin, different from the classical cluster disruption hypothesis. Test particle simulations allow us to definitively establish that these local structures can be created by the dynamical resonances
Original languageEnglish
Title of host publicationSF2A-2011: Proceedings of the Annual meeting of the French Society of Astronomy and Astrophysics Eds.: G. Alecian, K. Belkacem, R. Samadi and D. Valls-Gabaud, pp.287-290
Subtitle of host publicationProceedings of the Annual meeting of the French Society of Astronomy and Astrophysics
EditorsG. Alecian, K. Belkacem, R. Samadi, D. Valls-Gabaud
Pages287-290
Number of pages4
Publication statusPublished - Dec-2011

Keywords

  • Galaxy: kinematics and dynamics
  • solar neighbourhood
  • spiral structure
  • Galactic bar

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