Séminaires

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18 février 2020

Astrometry Lost and Regained

Le 28 juin 2013 À 10h30 Amphithéâtre - Grande Coupole Erik HOEG Niels Bohr Institute Copenhagen, Danemark From an experiment in Copenhagen in 1925 to the Hipparcos and Gaia space missions. Astrophysicists need accurate positions, distances and motions of stars in order to...

18 février 2020

Mapping the Galaxy’s Dust in 3D with Pan-STARRS1

Le 21 juin 2013 À 10h30 Amphithéâtre - Grande Coupole Eddie SCHLAFLY MPIA Heidelberg, Allemagne We present work studying the three-dimensional distribution of dust inthe Galaxy, derived from Pan-STARRS1 stellar photometry, covering almost the entire sky north of declination...

18 février 2020

MoCA: a Monte Carlo code for Accretion

Le 14 juin 2013 À 10h30 Salle de Cours - Grande Coupole Francesco TAMBORA Observatoire Astronomique de StrasbourgThe X-ray spectrum observed in X-ray Binaries (XRBs) and Active Galactic Nuclei (AGN) is complex and constituted by several components, due to the circumnuclear...

18 février 2020

Young bright and old dark star clusters

Le 7 juin 2013 À 10h30 Salle de Cours - Grande Coupole Sambaran BANERJEE AIfA Bonn, Allemagne In this talk, I discuss two of our recent studies. In the first part, I talk about our studies to explain the observed kinematic and structural properties of two well-studied very...

18 février 2020

MOND laws of galactic dynamics

Le 31 mai 2013 À 10h30 Salle de Cours - Grande Coupole Mordehai MILGROM Weizmann Institute, Israel After an introduction of the MOND paradigm through its basic tenets, I will concentrate on one facet of MOND: the phenomenological laws that follow essentially from only the basic...

18 février 2020

Building Spiral Galaxies: 72 Years of Failure and Counting

Le 3 mai 2013 À 10h30 Salle de Cours - Grande Coupole Brad GIBSON UCLAN, UK The history of disk galaxy simulation is dotted with remarkable successes, tempered by frustrating impasses, including an inability to recover anything remotely similar to the Milky Way. Recent...

18 février 2020

The PanSTARRS1 3pi (almost all-sky) survey and the Solar neighbourhood

Le 26 avril 2013 À 10h30 Salle de Cours - Grande Coupole Bertrand GOLDMAN MPIA Heidelberg, Allemagne From Haleakala in Hawaii, the PanSTARRS1 project routinely observes all the sky North of -30 declination in five optical bands, several times a year. This unique survey combines...