Stellar streams as probes of dark halo mass and morphology: a Bayesian reconstruction

Stellar streams as probes of dark halo mass and morphology: a Bayesian reconstruction

Source :

• Monthly Notices of the Royal Astronomical Society [ 0035-8711 ] ; 2011-10-11.

Descripteurs français

• Pascal (Inist)
  • Cinématique, Correction, Densité potentielle, Distribution densité, Galaxies, Gravitation, Masse stellaire, Matière sombre, Morphologie, Orbite.
• Wicri :
  • topic : Simulation.

English descriptors

• KwdEn :
  • Additional data, Additional information, Algorithm, Attening, Axisymmetric, Baryonic components, Binney, Binney tremaine, Black dots, Bottom panels, Central density, Certain point, Circular velocities, Circular velocity, Coldest chain, Coldest mcmc chain, Core radius, Correction mechanism, Corrections, Corresponding distributions, Current position, Cyan, Cyan lines, Cyan squares, Dark halo, Dark halo probes, Dark halo probes figure, Dark haloes, Dark matter, Dark matter haloes, Data point, Data points, Degenerate, Dehnen, Dehnen binney, Density distribution, Different kinds, Different values, Disc components, Disc galaxies, Distant systems, Dubinski, Dubinski carlberg, Dynamical friction, Estimation, Free parameter, Free parameters, Full parameter space, Galactic, Galactic evolution, Galaxies, Galaxy, Gaussian distribution, Globular clusters, Good estimate, Gravitation, Green lines, Grey curve, Halo, Halo mass, Halo parameters, Halo shapes, Higher temperature chains, Host galaxy, Host halo, Ibata, Incorrect estimates, Individual streams, Infalling satellite, Initial coordinates, Initial distance, Initial point, Initial position, Initial positions, Initial velocities, Inner mass distribution, Inner power slope, Inner slope, Input value, Integration time, Irwin, Kinematic, Kinematic data, Kinematic information, Kinematics, Kruit, Large sample, Lewis figure, Logarithmic, Logarithmic halo, Logarithmic orbits, Majewski, Many cases, Matter distribution, Maximum likelihood estimation, Mcmc, Mnras, Model parameters, Monthly notices, More information, Morphology, Multidimensional parameter space, Multipole expansion, Next point, Orbit, Orbital, Orbital parameters, Orbits, Other parameters, Outer power, Outer power slope, Parallel chains, Parameter, Parameter distributions, Parameter space, Parameter values, Particular example, Past orbit, Pericentre passages, Positional information, Potential density, Potential parameters, Present study, Present work, Previous section, Progenitor, Progenitor distance, Progenitor orbit, Prolate halo, Proposal distribution, Reasonable ranges, Rightmost panels show, Rotational, Rotational curve, Rotational velocity curve, Same point, Scale radius, Several points, Short stream, Sign discrepancy, Simulation, Single chain, Small variations, Smaller peak, Spatial projection, Spheroidal, Spheroidal halo, Spiral galaxies, Statistical approach, Stellar, Stellar components, Stellar mass, Stellar streams, Stream, Stream data, Stream stars, Such information, Tail stars, Tangential velocity components, Test stream, Test streams, Thick disc, Thin disc, Tidal, Tidal disruption, Tidal stream, Tidal streams, Tidal tails, Total mass, Trial orbits, Trial point, Trial points, Trial stream, Trial streams, Triaxial, Triaxial halo, Triaxial models, True value, True values, Truncation radius, Tting, Tting data, Tting routines, Tting stream, Tting streams, Varghese, Velocity components, Velocity data points, Velocity information, Velocity space.
• Teeft :
  • Additional data, Additional information, Algorithm, Attening, Axisymmetric, Baryonic components, Binney, Binney tremaine, Black dots, Bottom panels, Central density, Certain point, Circular velocities, Circular velocity, Coldest chain, Coldest mcmc chain, Core radius, Correction mechanism, Corresponding distributions, Current position, Cyan, Cyan lines, Cyan squares, Dark halo, Dark halo probes, Dark halo probes figure, Dark haloes, Dark matter, Dark matter haloes, Data point, Data points, Degenerate, Dehnen, Dehnen binney, Density distribution, Different kinds, Different values, Disc components, Disc galaxies, Distant systems, Dubinski, Dubinski carlberg, Dynamical friction, Estimation, Free parameter, Free parameters, Full parameter space, Galactic, Galactic evolution, Galaxy, Gaussian distribution, Globular clusters, Good estimate, Green lines, Grey curve, Halo, Halo mass, Halo parameters, Halo shapes, Higher temperature chains, Host galaxy, Host halo, Ibata, Incorrect estimates, Individual streams, Infalling satellite, Initial coordinates, Initial distance, Initial point, Initial position, Initial positions, Initial velocities, Inner mass distribution, Inner power slope, Inner slope, Input value, Integration time, Irwin, Kinematic, Kinematic data, Kinematic information, Kruit, Large sample, Lewis figure, Logarithmic, Logarithmic halo, Logarithmic orbits, Majewski, Many cases, Matter distribution, Maximum likelihood estimation, Mcmc, Mnras, Model parameters, Monthly notices, More information, Multidimensional parameter space, Multipole expansion, Next point, Orbit, Orbital, Orbital parameters, Other parameters, Outer power, Outer power slope, Parallel chains, Parameter, Parameter distributions, Parameter space, Parameter values, Particular example, Past orbit, Pericentre passages, Positional information, Potential parameters, Present study, Present work, Previous section, Progenitor, Progenitor distance, Progenitor orbit, Prolate halo, Proposal distribution, Reasonable ranges, Rightmost panels show, Rotational, Rotational curve, Rotational velocity curve, Same point, Scale radius, Several points, Short stream, Sign discrepancy, Simulation, Single chain, Small variations, Smaller peak, Spatial projection, Spheroidal, Spheroidal halo, Spiral galaxies, Statistical approach, Stellar, Stellar components, Stellar streams, Stream, Stream data, Stream stars, Such information, Tail stars, Tangential velocity components, Test stream, Test streams, Thick disc, Thin disc, Tidal, Tidal disruption, Tidal stream, Tidal streams, Tidal tails, Total mass, Trial orbits, Trial point, Trial points, Trial stream, Trial streams, Triaxial, Triaxial halo, Triaxial models, True value, True values, Truncation radius, Tting, Tting data, Tting routines, Tting stream, Tting streams, Varghese, Velocity components, Velocity data points, Velocity information, Velocity space.

Abstract

• https://api.istex.fr/document/1C389159D60FED315FFEA4CC758B5A1D71712340/fulltext/pdf

Affiliations:

• Australie, France
• Alsace (région administrative), Grand Est, Nouvelle-Galles du Sud
• Strasbourg, Sydney
• Université de Sydney

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