Numerical Simulations of the Milky Way's Accretion History

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Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

Resolving local and global kinematic signatures of satellite mergers with billion particle simulations

Author(s): Jason A. S. Hunt; Ioana A. Stelea; Kathryn V. Johnston; Kathryn V. Johnston; Suroor S. Gandhi; Chervin F. P. Laporte; Chervin F. P. Laporte; Jeroen Bédorf
Published in: instname:, Issue 3, 2021, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stab2580

The Imprint of Clump Formation at High Redshift. II. The Chemistry of the Bulge

Author(s): Victor P. Debattista; David J. Liddicott; Oscar A. Gonzalez; Leandro Beraldo e Silva; João A. S. Amarante; Ilin Lazar; Manuela Zoccali; Elena Valenti; Deanne B. Fisher; Tigran Khachaturyants; David L. Nidever; Thomas R. Quinn; Min Du; Susan Kassin
Published in: The Astrophysical Journal, Vol 946, Iss 2, p 118 (2023), Issue 6, 2023, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/acbb00

EDGE: the puzzling ellipticity of Eridanus II’s star cluster and its implications for dark matter at the heart of an ultra-faint dwarf

Author(s): Matthew D A Orkney; Justin I Read; Oscar Agertz; Andrew Pontzen; Martin P Rey; Alex Goater; Ethan Taylor; Stacy Y Kim; Maxime Delorme
Published in: https://hal.science/hal-03577512, Issue 3, 2022, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stac1755

A holistic review of a galactic interaction

Author(s): Douglas Grion Filho; Kathryn V. Johnston; Kathryn V. Johnston; Eloisa Poggio; Eloisa Poggio; Chervin F. P. Laporte; Ronald Drimmel; Elena D'Onghia
Published in: Monthly Notices of the Royal Astronomical Society, Issue 3, 2021, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stab2398

III. Probing distant regions of the disk using the Gaia EDR3 proper motion sample

Author(s): Axel Widmark; Chervin Laporte; Giacomo Monari
Published in: Crossref, Issue 4, 2022, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.48550/arxiv.2111.13707

Estimating the local dark matter density in a non-axisymmetric wobbling disc

Author(s): S Sivertsson; J I Read; H Silverwood; P F de Salas; K Malhan; A Widmark; C F P Laporte; S Garbari; K Freese
Published in: instname:, Issue 1, 2022, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stac094

Kinematics beats dust unveiling nested substructure in the perturbed outer disc of the Milky Way

Author(s): Chervin F. P. Laporte; Chervin F. P. Laporte; Sergey E. Koposov; Sergey E. Koposov; Vasily Belokurov
Published in: Laporte , C F P , Koposov , S E & Belokurov , V 2022 , ' Kinematics beats dust unveiling nested substructure in the perturbed outer disc of the Milky Way ' , Monthly Notices of the Royal Astronomical Society , vol. 510 , no. 1 , pp. L13-L17 . https://doi.org/10.1093/mnrasl/slab109, Issue 1, 2022, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.48550/arxiv.2103.12737

The S-PLUS Ultra-Short Survey: First data release

Author(s): Hélio D. Perottoni, Vinicius M. Placco, Felipe Almeida-Fernandes, Fábio R. Herpich, Silvia Rossi, Timothy C. Beers, Rodolfo Smiljanic, João A. S. Amarante, Guilherme Limberg, Ariel Werle, Helio J. Rocha-Pinto, Leandro Beraldo e Silva, Simone Daflon, Alvaro Alvarez-Candal, Gustavo B. Oliveira Schwarz, William Schoenell, Tiago Ribeiro, Antonio Kanaan
Published in: Astronomy & Astrophysics, Issue 691, 2024, Page(s) A138, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202348801

The case of the tidal stream of the Hyades

Author(s): Guillaume F. Thomas; Benoit Famaey; Giacomo Monari; Chervin F. P. Laporte; Rodrigo Ibata; Patrick de Laverny; Vanessa Hill; Christian Boily
Published in: EISSN: 1432-0756, Issue 3, 2023, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202346650

The Prince and the Pauper: Evidence for the early high-redshift formation of the Galactic α-poor disc population

Author(s): Matthew Raymond Gent, Philipp Eitner, Aldo Serenelli, Jennifer K. S. Friske, Sergey E. Koposov, Chervin F. P. Laporte, Tobias Buck, Maria Bergemann
Published in: Astronomy & Astrophysics, Issue 683, 2024, Page(s) A74, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202244157

Exploring the ex-situ components within Gaia DR3

Author(s): Zhuohan Li; Gang Zhao; Ruizhi Zhang; Xiang-Xiang Xue; Yuqin Chen; João A S Amarante
Published in: Crossref, Issue 1, 2024, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stad3817

Tidally induced spiral arm wraps encoded in phase space

Author(s): T. Antoja; P. Ramos; F. López-Guitart; F. Anders; M. Bernet; C. F. P. Laporte
Published in: Crossref, Issue 1, 2022, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202244064

II. Most stringent constraints on a thin dark disk using Gaia EDR3

Author(s): Axel Widmark; C. F. P. Laporte; C. F. P. Laporte; P. F. de Salas; Giacomo Monari
Published in: Widmark , A , Laporte , C F P , de Salas , P F & Monari , G 2021 , ' Weighing the Galactic disk using phase-space spirals II. Most stringent constraints on a thin dark disk using Gaia EDR3 ' , Astronomy & Astrophysics , vol. 653 , A86 . https://doi.org/10.1051/0004-6361/202141466, Issue 4, 2021, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202141466

Exploring the diversity and similarity of radially anisotropic Milky Way-like stellar haloes: implications for disrupted dwarf galaxy searches

Author(s): Matthew D A Orkney; Chervin F P Laporte; Robert J J Grand; Facundo A Gómez; Freeke van de Voort; Azadeh Fattahi; Federico Marinacci; Rüdiger Pakmor; Francesca Fragkoudi; Volker Springel
Published in: Crossref, Issue 14, 2023, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stad2361

Measuring the vertical response of the Galactic disc to an infalling satellite

Author(s): Eloisa Poggio; Eloisa Poggio; Chervin F. P. Laporte; Kathryn V. Johnston; Kathryn V. Johnston; Elena D'Onghia; Ronald Drimmel; Douglas Grion Filho
Published in: instname:, Issue 4, 2021, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stab2245

Phase-space Properties and Chemistry of the Sagittarius Stellar Stream Down to the Extremely Metal-poor ([Fe/H] ≲ -3) Regime

Author(s): Limberg, Guilherme; Queiroz, Anna B. A.; Perottoni, Hélio D.; Rossi, Silvia; Amarante, João A. S.; Santucci, Rafael M.; Chiappini, Cristina; Pérez-Villegas, Angeles; Lee, Young Sun
Published in: The Astrophysical Journal, 2023, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/acb694

The Eighteenth Data Release of the Sloan Digital Sky Surveys: Targeting and First Spectra from SDSS-V

Author(s): Andrés Almeida, Scott F. Anderson, Maria Argudo-Fernández, Carles Badenes, Kat Barger, Jorge K. Barrera-Ballesteros, Chad F. Bender, Erika Benitez, Felipe Besser, Jonathan C. Bird, Dmitry Bizyaev, Michael R. Blanton, John Bochanski, Jo Bovy, William Nielsen Brandt, Joel R. Brownstein, Johannes Buchner, Esra Bulbul, Joseph N. Burchett, Mariana Cano Díaz, Joleen K. Carlberg, Andrew R. Casey, Veda
Published in: The Astrophysical Journal Supplement Series, Issue 267, 2024, Page(s) 44, ISSN 0067-0049
Publisher: University of Chicago Press
DOI: 10.3847/1538-4365/acda98

Mapping the anisotropic Galactic stellar halo with blue horizontal branch stars

Author(s): João A. S. Amarante, Sergey E. Koposov, Chervin F. P. Laporte
Published in: Astronomy & Astrophysics, Issue 690, 2024, Page(s) A166, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202450351

EDGE: The direct link between mass growth history and the extended stellar haloes of the faintest dwarf galaxies

Author(s): Alex Goater; Justin I Read; Noelia E D Noël; Matthew D A Orkney; Stacy Y Kim; Martin P Rey; Eric P Andersson; Oscar Agertz; Andrew Pontzen; Roberta Vieliute; Dhairya Kataria; Kiah Jeneway
Published in: Monthly Notices of the Royal Astronomical Society , 527 (2) pp. 2403-2412. (2024), Issue 3, 2024, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stad3354

Assessing the robustness of the Galactic rotation curve inferred from the Jeans equations using Gaia DR3 and cosmological simulations

Author(s): Orlin Koop, Teresa Antoja, Amina Helmi, Thomas M. Callingham, Chervin F. P. Laporte
Published in: Astronomy & Astrophysics, Issue 692, 2024, Page(s) A50, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202450911

EDGE – Dark matter or astrophysics? Breaking dark matter heating degeneracies with H <scp>i</scp> rotation in faint dwarf galaxies

Author(s): Martin P Rey, Matthew D A Orkney, Justin I Read, Payel Das, Oscar Agertz, Andrew Pontzen, Anastasia A Ponomareva, Stacy Y Kim, William McClymont
Published in: Monthly Notices of the Royal Astronomical Society, Issue 529, 2024, Page(s) 2379-2398, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stae718

Lopsided galaxies in a cosmological context: a new galaxy–halo connection

Author(s): Silvio Varela-Lavin; Facundo A Gómez; Patricia B Tissera; Gurtina Besla; Nicolás Garavito-Camargo; Federico Marinacci; Chervin F P Laporte
Published in: instname:Consejo Superior de Investigaciones Científicas (CSIC), Issue 4, 2023, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stad1724

I. Tests on one-dimensional simulations

Author(s): Axel Widmark; Chervin F. P. Laporte; P. F. de Salas
Published in: Widmark , A , Laporte , C & de Salas , P F 2021 , ' Weighing the Galactic disk using phase-space spirals : I. Tests on one-dimensional simulations ' , Astronomy & Astrophysics , vol. 650 , A124 . https://doi.org/10.1051/0004-6361/202140650, Issue 1, 2021, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202140650

Spectroscopic age estimates for APOGEE red-giant stars: Precise spatial and kinematic trends with age in the Galactic disc

Author(s): F. Anders; P. Gispert; B. Ratcliffe; C. Chiappini; I. Minchev; S. Nepal; A. B. A. Queiroz; J. A. S. Amarante; T. Antoja; G. Casali; L. Casamiquela; A. Khalatyan; A. Miglio; H. Perottoni; M. Schultheis
Published in: Crossref, Issue 7, 2023, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202346666

Migration and Mixing in the Galactic Disc from Encounters between Sagittarius and the Milky Way

Author(s): Christopher Carr; Kathryn V Johnston; Chervin F P Laporte; Melissa K Ness
Published in: Crossref, Issue 1, 2022, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stac2403

EDGE: the shape of dark matter haloes in the faintest galaxies

Author(s): Matthew D A Orkney; Ethan Taylor; Justin I Read; Martin P Rey; A Pontzen; Oscar Agertz; Stacy Y Kim; Maxime Delorme
Published in: Mon.Not.Roy.Astron.Soc., Issue 3, 2023, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stad2516

The outer disc in shambles: Blind detection of Monoceros and the ACS with Gaia's astrometric sample

Author(s): P. Ramos; P. Ramos; Teresa Antoja; Cecilia Mateu; Friedrich Anders; C. F. P. Laporte; J. A. Carballo-Bello; Benoit Famaey; Rodrigo A. Ibata
Published in: instacron:Universidad de la República, Issue 5, 2021, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202039830

Gastro library. I. The simulated chemodynamical properties of several Gaia-sausage-enceladus-like stellar halos

Author(s): João A. S. Amarante; Victor P. Debattista; Leandro Beraldo E Silva; Chervin F. P. Laporte; Nathan Deg
Published in: Crossref, Issue 2, 2022, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/ac8b0d

Action-based dynamical models of M31-like galaxies

Author(s): Paula Gherghinescu, Payel Das, Robert J J Grand, Matthew D A Orkney
Published in: Monthly Notices of the Royal Astronomical Society, Issue 533, 2024, Page(s) 4393-4409, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stae1960

IV. Tests on a three-dimensional galaxy simulation

Author(s): Jason Hunt; Axel Widmark; Chervin Laporte; Giacomo Monari
Published in: Widmark , A , Hunt , J A S , Laporte , C F P & Monari , G 2022 , ' Weighing the Galactic disk using phase-space spirals IV. Tests on a three-dimensional galaxy simulation ' , Astronomy & Astrophysics , vol. 663 , A16 . https://doi.org/10.1051/0004-6361/202243173, Issue 5, 2022, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202243173

Chemodynamical properties and ages of metal-poor stars in S-PLUS

Author(s): F Almeida-Fernandes; V M Placco; H J Rocha-Pinto; M B Fernandes; G Limberg; L Beraldo e Silva; J A S Amarante; H D Perottoni; R Overzier; W Schoenell; T Ribeiro; A Kanaan; C Mendes de Oliveira
Published in: instname:Consejo Superior de Investigaciones Científicas (CSIC), Issue 8, 2023, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stad1561

Azimuthal metallicity variations, spiral structure, and the failure of radial actions based on assuming axisymmetry

Author(s): Victor P Debattista, Tigran Khachaturyants, João A S Amarante, Christopher Carr, Leandro Beraldo e Silva, Chervin F P Laporte
Published in: Monthly Notices of the Royal Astronomical Society, Issue 537, 2025, Page(s) 1620-1645, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/staf035

The Clustering of Orbital Poles Induced by the LMC: Hints for the Origin of Planes of Satellites

Author(s): Nicolás Garavito-Camargo; Ekta Patel; Gurtina Besla; Adrian M. Price-Whelan; Facundo A. Gómez; Chervin F. P. Laporte; Kathryn V. Johnston
Published in: instname:, Issue 4, 2021, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/ac2c05

The Extremely Metal-rich Knot of Stars at the Heart of the Galaxy

Author(s): Hans-Walter Rix, Vedant Chandra, Gail Zasowski, Annalisa Pillepich, Sergey Khoperskov, Sofia Feltzing, Rosemary F. G. Wyse, Neige Frankel, Danny Horta, Juna Kollmeier, Keivan Stassun, Melissa K. Ness, Jonathan C. Bird, David Nidever, José G. Fernández-Trincado, João A. S. Amarante, Chervin F. P. Laporte, Jianhui Lian
Published in: The Astrophysical Journal, Issue 975, 2024, Page(s) 293, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/ad7aee

All-sky Kinematics and Chemistry of Monoceros Stellar Overdensity

Author(s): Lais Borbolato, Hélio D. Perottoni, Silvia Rossi, Guilherme Limberg, Angeles Pérez-Villegas, Friedrich Anders, Teresa Antoja, Chervin F. P. Laporte, Helio J. Rocha-Pinto, Rafael M. Santucci
Published in: The Astrophysical Journal, Issue 960, 2024, Page(s) 52, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/ad02fb

The Unmixed Debris of Gaia-Sausage/Enceladus in the Form of a Pair of Halo Stellar Overdensities

Author(s): Hélio D. Perottoni; Guilherme Limberg; João A. S. Amarante; Silvia Rossi; Anna B. A. Queiroz; Rafael M. Santucci; Angeles Pérez-Villegas; Cristina Chiappini
Published in: Crossref, Issue 1, 2022, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.48550/arxiv.2207.11869

Age Determination of Galaxy Merger Remnant Stars using Asteroseismology

Author(s): Camilla C Borre; Víctor Aguirre Børsen-Koch; Amina Helmi; Helmer H Koppelman; Martin B Nielsen; Jakob L Rørsted; Dennis Stello; Amalie Stokholm; Mark L Winther; Guy R Davies; Marc Hon; J M Diederik Kruijssen; Chervin F P Laporte; Claudia Reyes; Jie Yu
Published in: instname:, Issue 4, 2022, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stac1498

Structure, Kinematics, and Observability of the Large Magellanic Cloud’s Dynamical Friction Wake in Cold versus Fuzzy Dark Matter

Author(s): Hayden R. Foote; Gurtina Besla; Philip Mocz; Nicolás Garavito-Camargo; Lachlan Lancaster; Martin Sparre; Emily C. Cunningham; Mark Vogelsberger; Facundo A. Gómez; Chervin F. P. Laporte
Published in: The Astrophysical Journal, Vol 954, Iss 2, p 163 (2023), Issue 8, 2023, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/ace533

The phase spiral in Gaia DR3

Author(s): T. Antoja; P. Ramos; B. García-Conde; M. Bernet; C. F. P. Laporte; D. Katz
Published in: instname:Consejo Superior de Investigaciones Científicas (CSIC), Issue 3, 2023, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202245518

The impact of two massive early accretion events in a Milky Way-like galaxy: repercussions for the buildup of the stellar disc and halo

Author(s): Matthew D A Orkney; Chervin F P Laporte; Robert J J Grand; Facundo A Gómez; Freeke van de Voort; Federico Marinacci; Francesca Fragkoudi; Ruediger Pakmor; Volker Springel
Published in: Crossref, Issue 3, 2022, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnrasl/slac126

Spectacular Nucleosynthesis from Early Massive Stars

Author(s): Alexander P. Ji; Sanjana Curtis; Nicholas Storm; Vedant Chandra; Kevin C. Schlaufman; Keivan G. Stassun; Alexander Heger; Marco Pignatari; Adrian M. Price-Whelan; Maria Bergemann; Guy S. Stringfellow; Carla Fröhlich; Henrique Reggiani; Erika M. Holmbeck; Jamie Tayar; Shivani P. Shah; Emily J. Griffith; Chervin F. P. Laporte; Andrew R. Casey; Keith Hawkins; Danny Horta; William Cerny; Pierre Thibo
Published in: The Astrophysical Journal Letters, Vol 961, Iss 2, p L41 (2024), Issue 8, 2024, ISSN 2041-8205
Publisher: Institute of Physics Publishing
DOI: 10.3847/2041-8213/ad19c4

Snails across Scales: Local and Global Phase-mixing Structures as Probes of the Past and Future Milky Way

Author(s): David Hogg; Jason Hunt; Adrian Price-Whelan; Kathryn Johnston; Suroor SEHER GANDHI; Chervin Laporte
Published in: instname:, Issue 3, 2022, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/ac47f7

[X/Fe] Marks the Spot: Mapping Chemical Azimuthal Variations in the Galactic Disk with APOGEE

Author(s): Zoe Hackshaw, Keith Hawkins, Carrie Filion, Danny Horta, Chervin F. P. Laporte, Christopher Carr, Adrian M. Price-Whelan
Published in: The Astrophysical Journal, Issue 977, 2024, Page(s) 143, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/ad900e

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