Search Results - "Mackereth, J Ted"

Life in the fast lane: a direct view of the dynamics, formation, and evolution of the Milky Way’s bar by Bovy, Jo, Leung, Henry W, Hunt, Jason A S, Mackereth, J Ted, García-Hernández, Domingo A, Roman-Lopes, Alexandre

“…ABSTRACT Studies of the ages, abundances, and motions of individual stars in the Milky Way provide one of the best ways to study the evolution of disc galaxies…”
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The origin of diverse α-element abundances in galaxy discs by Mackereth, J Ted, Crain, Robert A, Schiavon, Ricardo P, Schaye, Joop, Theuns, Tom, Schaller, Matthieu

“…ABSTRACT Spectroscopic surveys of the Galaxy reveal that its disc stars exhibit a spread in [α/Fe] at fixed [Fe/H], manifest at some locations as a bimodality…”
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Dynamical heating across the Milky Way disc using APOGEE and Gaia by Mackereth, J Ted, Bovy, Jo, Leung, Henry W, Schiavon, Ricardo P, Trick, Wilma H, Chaplin, William J, Cunha, Katia, Feuillet, Diane K, Majewski, Steven R, Martig, Marie, Miglio, Andrea, Nidever, David, Pinsonneault, Marc H, Aguirre, Victor Silva, Sobeck, Jennifer, Tayar, Jamie, Zasowski, Gail

“…Abstract The kinematics of the Milky Way disc as a function of age are well measured at the solar radius, but have not been studied over a wider range of…”
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The origin of accreted stellar halo populations in the Milky Way using APOGEE, Gaia , and the EAGLE simulations by Mackereth, J Ted, Schiavon, Ricardo P, Pfeffer, Joel, Hayes, Christian R, Bovy, Jo, Anguiano, Borja, Prieto, Carlos Allende, Hasselquist, Sten, Holtzman, Jon, Johnson, Jennifer A, Majewski, Steven R, O’Connell, Robert, Shetrone, Matthew, Tissera, Patricia B, Fernández-Trincado, J G

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Identifying resonances of the Galactic bar in Gaia DR2: I. Clues from action space by Trick, Wilma H, Fragkoudi, Francesca, Hunt, Jason A S, Mackereth, J Ted, White, Simon D M

“…ABSTRACT Action space synthesizes the orbital information of stars and is well suited to analyse the rich kinematic substructure of the disc in the second Gaia…”
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A galaxy’s accretion history unveiled from its integrated spectrum by Boecker, Alina, Leaman, Ryan, van de Ven, Glenn, Norris, Mark A, Mackereth, J Ted, Crain, Robert A

“…Abstract We present a new method of quantifying a galaxy’s accretion history from its integrated spectrum alone. Using full spectral fitting and calibrated…”
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The chemical compositions of accreted and in situ galactic globular clusters according to SDSS/APOGEE by Horta, Danny, Schiavon, Ricardo P, Mackereth, J Ted, Beers, Timothy C, Fernández-Trincado, José G, Frinchaboy, Peter M, García-Hernández, D A, Geisler, Doug, Hasselquist, Sten, Jönsson, Henrik, Lane, Richard R, Majewski, Steven R, Mészáros, Szabolcs, Bidin, Christian Moni, Nataf, David M, Roman-Lopes, Alexandre, Nitschelm, Christian, Vargas-González, J, Zasowski, Gail

“…ABSTRACT Studies of the kinematics and chemical compositions of Galactic globular clusters (GCs) enable the reconstruction of the history of star formation,…”
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The Galactic Interstellar Object Population: A Framework for Prediction and Inference by Hopkins, Matthew J., Lintott, Chris, Bannister, Michele T., Mackereth, J. Ted, Forbes, John C.

“…Abstract The Milky Way is thought to host a huge population of interstellar objects (ISOs), numbering approximately 10 15 pc −3 around the Sun, which are…”
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The contribution of N-rich stars to the Galactic stellar halo using APOGEE red giants by Horta, Danny, Mackereth, J Ted, Schiavon, Ricardo P, Hasselquist, Sten, Bovy, Jo, Allende Prieto, Carlos, Beers, Timothy C, Cunha, Katia, García-Hernández, D A, Kisku, Shobhit S, Lane, Richard R, Majewski, Steven R, Mason, Andrew C, Nataf, David M, Roman-Lopes, Alexandre, Schultheis, Mathias

“…ABSTRACT The contribution of dissolved globular clusters (GCs) to the stellar content of the Galactic halo is a key constraint on models for GC formation and…”
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Disentangling Stellar Age Estimates from Galactic Chemodynamical Evolution by Shen, Jeff, Speagle, Joshua S., Mackereth, J. Ted, Ting, Yuan-Sen, Bovy, Jo

“…Abstract Stellar ages are key for determining the formation history of the Milky Way, but are difficult to measure precisely. Furthermore, methods that use…”
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Searching for solar siblings in APOGEE and Gaia DR2 with N-body simulations by Webb, Jeremy J, Price-Jones, Natalie, Bovy, Jo, Portegies Zwart, Simon, Hunt, Jason A S, Mackereth, J Ted, Leung, Henry W

“…ABSTRACT We make use of APOGEE and $Gaia\,$ data to identify stars that are consistent with being born in the same association or star cluster as the Sun. We…”
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APOGEE detection of N-rich stars in the tidal tails of Palomar 5 by Phillips, Siân G, Schiavon, Ricardo P, Mackereth, J Ted, Allende Prieto, Carlos, Anguiano, Borja, Beaton, Rachael L, Cohen, Roger E, García-Hernández, D A, Geisler, Douglas, Horta, Danny, Jönsson, Henrik, Kisku, Shobhit, Lane, Richard R, Majewski, Steven R, Mason, Andrew, Minniti, Dante, Schultheis, Mathias, Taylor, Dominic

“…ABSTRACT Recent results from chemical tagging studies using Apache Point Observatory Galactic Evolution Experiment data suggest a strong link between the…”
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Weighing the stellar constituents of the galactic halo with APOGEE red giant stars by Mackereth, J Ted, Bovy, Jo

“…ABSTRACT The stellar mass in the halo of the Milky Way is notoriously difficult to determine, owing to the paucity of its stars in the solar neighbourhood…”
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Fast Estimation of Orbital Parameters in Milky Way-like Potentials by Mackereth, J. Ted, Bovy, Jo

“…Orbital parameters, such as eccentricity and maximum vertical excursion, of stars in the Milky Way are an important tool for understanding its dynamics and…”
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A variational encoder–decoder approach to precise spectroscopic age estimation for large Galactic surveys by Leung, Henry W, Bovy, Jo, Mackereth, J Ted, Miglio, Andrea

“…ABSTRACT Constraints on the formation and evolution of the Milky Way Galaxy require multidimensional measurements of kinematics, abundances, and ages for a…”
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Evidence from APOGEE for the presence of a major building block of the halo buried in the inner Galaxy by Horta, Danny, Schiavon, Ricardo P, Mackereth, J Ted, Pfeffer, Joel, Mason, Andrew C, Kisku, Shobhit, Fragkoudi, Francesca, Allende Prieto, Carlos, Cunha, Katia, Hasselquist, Sten, Holtzman, Jon, Majewski, Steven R, Nataf, David, O’Connell, Robert W, Schultheis, Mathias, Smith, Verne V

“…ABSTRACT We report evidence from APOGEE for the presence of a new metal-poor stellar structure located within ∼4 kpc of the Galactic Centre. Characterized by a…”
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The kinematic properties of Milky Way stellar halo populations by Lane, James M M, Bovy, Jo, Mackereth, J Ted

“…ABSTRACT In the Gaia era, stellar kinematics are extensively used to study Galactic halo stellar populations, to search for halo structures, and to…”
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The stellar mass of the Gaia-Sausage/Enceladus accretion remnant by Lane, James M M, Bovy, Jo, Mackereth, J Ted

“…ABSTRACT The Gaia-Sausage/Enceladus (GS/E) structure is an accretion remnant that comprises a large fraction of the Milky Way’s stellar halo. We study GS/E…”
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Signatures of resonance and phase mixing in the Galactic disc by Hunt, Jason A S, Bub, Mathew W, Bovy, Jo, Mackereth, J Ted, Trick, Wilma H, Kawata, Daisuke

“…ABSTRACT Gaia DR2 has provided an unprecedented wealth of information about the kinematics of stars in the Solar neighbourhood, and has highlighted the degree…”
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The age–metallicity structure of the Milky Way disc using APOGEE by Ted Mackereth, J., Bovy, Jo, Schiavon, Ricardo P., Zasowski, Gail, Cunha, Katia, Frinchaboy, Peter M., García Perez, Ana E., Hayden, Michael R., Holtzman, Jon, Majewski, Steven R., Mészáros, Szabolcs, Nidever, David L., Pinsonneault, Marc, Shetrone, Matthew D.

“…Abstract The measurement of the structure of stellar populations in the Milky Way disc places fundamental constraints on models of galaxy formation and…”
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