Empirical Assembly Histories of Local Galaxies from a Population-Orbital Dynamical Model of Integral-Field Spectroscopy
Thursday
CB1.1
Abstract details
id
Empirical Assembly Histories of Local Galaxies from a Population-Orbital Dynamical Model of Integral-Field Spectroscopy
Date Submitted
2021-04-30 04:31:00
Adriano
Poci
Durham University
Galaxy Surveys Beyond One Dimension: Panoramic and survey integral-field-spectroscopy
Contributed
Exploiting the wealth of data available from high-fidelity integral-field observations is an on-going challenge. Present analysis techniques often suffer from compression of the data into a small number of parameters, and most often consider just a single dimension in this wealth of data; for instance, just the chemical abundances. I will present a highly-general, robust, and self-consistent method for the modelling of the complete stellar information content available from integral-field data of unresolved external galaxies, including kinematics, ages, metallicities, and new spatially-resolved measurements of the stellar Initial Mass Function. I will show how this analysis enables the investigation of 3D (intrinsic) chemo-dynamic properties from 2D observations, and present their assembly histories derived from this combination of kinematic and chemical properties. I will show how advanced techniques applied to integral-field data are closing the existing divide between extragalactic and Galactic observations.
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