GT
Guillaume F. Thomas
astro-ph.GAastro-ph.IMastro-ph.SRastro-ph.COastro-ph.EPgr-qchep-phphysics.ed-phstat.AP
On Valency
published · living versionsW_ff35x35x·v1 · currentpublished
The Backup Program of the Dark Energy Spectroscopic Instrument's Milky Way Survey
with Arjun Dey, Sergey E. Koposov, Joan R. Najita, Andrew P. Cooper +64
1 version
W_mmcqn6vq·v1published
W_7gcvn3gd·v1published
W_3ba7pqax·v1published
Preprints & journals
90 papers in the corpus · 2016–2026A direct measurement of the tilting rate of the Milky Way disc2609.05615v1 · Guillaume F. Thomas, Benoit Famaey, Alicia Rivero et al.2026 · 0 citationsarXiv
Characterizing the disruption of Böotes III: a missing link in the Galactic halo?2607.28594v1 · Jaclyn Jensen, Daniel A. Boyea, Alan W. McConnachie et al.2026 · 0 citationsarXiv
Disentangling the Distant Stellar Halo Using K-Giants in the DESI Year 3 Data2606.18849v1 · Namitha Kizhuprakkat, Andrew P. Cooper, Wenting Wang et al.2026 · 0 citationsarXiv
Tracing the very early disruption of the Sagittarius dwarf galaxy in the distant Milky Way halo2606.17754v1 · Manuel Bayer, Else Starkenburg, Akshara Viswanathan et al.2026 · 0 citationsarXiv
Reconstructing the orbits of Milky Way dwarf galaxies: A Large Magellanic Cloud perspective2606.13787v2 · Alberto Manuel Mart'inez-Garc'ia, Andr'es del Pino, Roeland P. van der Marel et al.2026 · 0 citationsarXiv
Constraining the Galactic bar using the M92 stellar stream2605.07918v1 · Amanda Bystrom, Sergey E. Koposov, Ting. S. Li et al.2026 · 0 citationsarXiv
Multi-component, axisymmetric dynamical models of dSphs based on distribution functions: inferences on dark matter and intermediate-mass black holes in Draco and Ursa Minor2604.24855v1 · R. Pascale, G. Battaglia, J.M. Arroyo-Polonio et al.2026 · 0 citationsA&A 710, A291 (2026)
Systematic census of RR Lyrae stars in Milky Way stellar streams2604.10844v1 · Bruno Dom'inguez, Cecilia Mateu, Pau Ramos et al.2026 · 0 citationsarXiv
Estimating the dynamical masses of dwarf galaxies in the presence of binary-star contamination2603.03129v1 · Jos'e Mar'ia Arroyo-Polonio, Giuseppina Battaglia, Guillaume F. Thomas2026 · 3 citationsarXiv
HR-GO II: chemical abundances of low- retrograde dynamically-tagged-groups: Revealing Thamnos as a very metal-poor substructure2601.09796v1 · Renjing Xie, Zhen Yuan, Haining Li et al.2026 · 1 citationarXiv
GALATEA: The 15-m Galactic Archaeology Spectroscopic Surveyor2512.19444v1 · Borja Anguiano (CEFCA), David Valls-Gabaud, Andr'es del Pino et al.2025 · 0 citationsarXiv
Why the Northern Hemisphere Needs a 30-40 m Telescope and the Science at Stake: A Low Surface Brightness Science Case2512.14784v1 · Mireia Montes, Ignacio Trujillo, David Mart'inez Delgado et al.2025 · 0 citationsarXiv
Why the Northern Hemisphere Needs a 30-40 m Telescope and the Science at Stake: Resolved Stellar Populations Studies in M31 and its Satellites2512.14788v1 · C. Gallart, E. Fern'andez-Alvar, A. B. A. Queiroz et al.2025 · 1 citationarXiv
Why the Northern Hemisphere Needs a 30-40 m Telescope and the Science at Stake: Galactic Archaeology from the Northern Sky2512.14789v1 · Borja Anguiano, David Valls-Gabaud, Guillaume F. Thomas et al.2025 · 0 citationsarXiv
Local Group dwarf galaxies as dark matter probes2512.13827v1 · G. Battaglia, J.M. Arroyo Polonio, R. Pascale et al.2025 · 0 citationsarXiv
Asymmetries in stellar streams induced by a galactic merger2510.06329v2 · Claire Guillaume, Florent Renaud, Nicolas F. Martin et al.2025 · 3 citationsarXiv
Chronology of our Galaxy from Gaia colour-magnitude diagram fitting (ChronoGal): IV. On the inner Milky Way stellar age distribution2510.02238v1 · Tom'as Ruiz-Lara, David Mirabal, Carme Gallart et al.2025 · 0 citationsarXiv
Survey of Surveys. II. Stellar parameters for 23 millions of stars2507.05901v1 · A. Turchi, E. Pancino, A. Avdeeva et al.2025 · 2 citationsA&A 700, A195 (2025)
Chemo-dynamics of the stellar component of the Sculptor dwarf galaxy II: dynamical properties and dark matter halo density2506.11845v1 · Jos'e Mar'ia Arroyo Polonio, Raffaele Pascale, Giuseppina Battaglia et al.2025 · 0 citationsarXiv
The Backup Program of the Dark Energy Spectroscopic Instrument's Milky Way Survey2505.17230v1 · Arjun Dey, Sergey E. Koposov, Joan R. Najita et al.2025 · 3 citationsarXivon Valency
DESI Data Release 1: Stellar Catalogue2505.14787v4 · Sergey E. Koposov, Ting S. Li, C. Allende Prieto et al.2025 · 15 citationsOpen Journal Of Astrophysics, Vol 9 (2026)
How well can we unravel the accreted constituents of the Milky Way stellar halo? A test on cosmological hydrodynamical simulations2504.10398v1 · Guillaume F. Thomas, Giuseppina Battaglia, Robert J. J. Grand et al.2025 · 11 citationsA&A 704, A40 (2025)
Chronology of our Galaxy from Gaia colour-magnitude diagram fitting (ChronoGal) II. Unveiling the formation and evolution of the kinematically selected Thick and Thin Discs2503.19536v1 · Emma Fern'andez-Alvar, Tom'as Ruiz-Lara, Carme Gallart et al.2025 · 14 citationsA&A 704, A258 (2025)
UNIONS: The Ultraviolet Near-Infrared Optical Northern Survey2503.13783v1 · Stephen Gwyn, Alan W. McConnachie, Jean-Charles Cuillandre et al.2025 · 24 citationsarXiv
Data Release 1 of the Dark Energy Spectroscopic Instrument2503.14745v2 · M. Abdul Karim, A. G. Adame, D. Aguado et al.2025 · 155 citationsarXivon Valency
A Pristine-UNIONS view on the Galaxy: Kinematics of the distant spur feature of the Sagittarius stream traced by Blue Horizontal Branch stars2502.17319v1 · M. Bayer, E. Starkenburg, G. F. Thomas et al.2025 · 7 citationsA&A 701, A117 (2025)
The Pristine survey. XXVI. Chemical abundances of subgiant stars of the extremelymetal-poor stream C-192412.20776v1 · P. Bonifacio (GEPI), E. Caffau, P. Francois (GEPI) et al.2024 · 2 citationsarXiv
A non-axisymmetric potential for the Milky Way disk2411.12800v2 · Y. R. Khalil, B. Famaey, G. Monari et al.2024 · 11 citationsA&A 699, A263 (2025)
Chemo-dynamics of the stellar component of the Sculptor dwarf galaxy I: observed properties2411.07283v1 · Jos'e Mar'ia Arroyo-Polonio, Giuseppina Battaglia, Guillaume F. Thomas et al.2024 · 0 citationsarXiv
Exploring the interaction between the MW and LMC with a large sample of blue horizontal branch stars from the DESI survey2410.09149v3 · Amanda Bystrom, Sergey E. Koposov, Sophia Lilleengen et al.2024 · 24 citationsMon Not R Astron Soc (2025) 560-582on Valency
Segue 2 Recently Collided with the Cetus-Palca Stream: New Opportunities to Constrain Dark Matter in an Ultra-Faint Dwarf2408.06415v2 · Hayden R. Foote, Gurtina Besla, Nicol'as Garavito-Camargo et al.2024 · 2 citationsApJ, 979, 171 (2025)
GD-1 Stellar Stream and Cocoon in the DESI Early Data Release2407.06336v2 · Monica Valluri, Parker Fagrelius, Sergey. E. Koposov et al.2024 · 18 citationsarXivon Valency
The Pristine survey XXIV: The Galactic underdogs -- Dynamic tales of a Milky Way metal-poor population2406.05728v3 · Isaure Gonz'alez Rivera de La Vernhe, Vanessa Hill, Georges Kordopatis et al.2024 · 0 citationsarXiv
The Pristine survey: XXV. The very metal-poor Galaxy: Chemodynamics through the follow-up of the Pristine-Gaia synthetic catalogue2405.13124v2 · Akshara Viswanathan, Zhen Yuan, Anke Ardern-Arentsen et al.2024 · 13 citationsA&A 695, A112 (2025)
SpectroTranslator: a deep-neural network algorithm to homogenize spectroscopic parameters2404.02578v1 · G. F. Thomas, G. Battaglia, F. Gran et al.2024 · 10 citationsA&A 690, A54 (2024)
The Wide-field Spectroscopic Telescope (WST) Science White Paper2403.05398v2 · Vincenzo Mainieri, Richard I. Anderson, Jarle Brinchmann et al.2024 · 15 citationsarXiv
Chronology of our Galaxy from Gaia Colour-Magnitude Diagram-fitting (ChronoGal). I. The formation and evolution of the thin disk from the Gaia Catalogue of Nearby Stars2402.09399v1 · C. Gallart, F. Surot, S. Cassisi et al.2024 · 43 citationsA&A 687, A168 (2024)
On the metal-poor edge of the Milky Way "thin disc"2402.02943v1 · Emma Fern'andez-Alvar, Georges Kordopatis, Vanessa Hill et al.2024 · 15 citationsA&A 685, A151 (2024)
Charting the Galactic acceleration field II. A global mass model of the Milky Way from the STREAMFINDER Atlas of Stellar Streams detected in Gaia DR32311.17202v1 · Rodrigo Ibata, Khyati Malhan, Wassim Tenachi et al.2023 · 73 citationsarXiv
Could very low-metallicity stars with rotation-dominated orbits have been shepherded by the bar?2311.08464v1 · Zhen Yuan, Chengdong Li, Nicolas F. Martin et al.2023 · 12 citationsA&A 691, L1 (2024)
Impact of the Galactic bar on tidal streams within the Galactic disc: The case of the tidal stream of the Hyades2309.05733v1 · Guillaume F. Thomas, Benoit Famaey, Giacomo Monari et al.2023 · 1 citationarXiv
A Bayesian estimation of the Milky Way's circular velocity curve using Gaia DR32309.02895v1 · Sven Poder, Mar'ia Benito, Joosep Pata et al.2023 · 21 citationsA&A, 676 (2023) A134
The Pristine survey -- XXIII. Data Release 1 and an all-sky metallicity catalogue based on Gaia DR3 BP/RP spectro-photometry2308.01344v2 · Nicolas F. Martin, Else Starkenburg, Zhen Yuan et al.2023 · 53 citationsA&A 692, A115 (2024)
Binary star population of the Sculptor dwarf galaxy2307.10375v1 · Jos'e Mar'ia Arroyo-Polonio, Giuseppina Battaglia, Guillaume F. Thomas et al.2023 · 13 citationsarXiv
The PAndAS View of the Andromeda Satellite System. IV Global properties2303.01528v1 · Amandine Doliva-Dolinsky, Nicolas F. Martin, Zhen Yuan et al.2023 · 26 citationsarXiv
The wide-field, multiplexed, spectroscopic facility WEAVE: Survey design, overview, and simulated implementation2212.03981v2 · Shoko Jin, Scott C. Trager, Gavin B. Dalton et al.2022 · 221 citationsarXiv
Asymmetrical tidal tails of open star clusters: stars crossing their cluster's prah challenge Newtonian gravitation2210.13472v1 · Pavel Kroupa, Praha, Tereza Jerabkova (ESO) et al.2022 · 53 citationsarXiv
Dipolar dark matter simulations on galaxy scales with the RAMSES code2209.07831v1 · Cl'ement Stahl, Benoit Famaey, Guillaume Thomas et al.2022 · 6 citationsarXiv
The PAndAS View of the Andromeda Satellite System. III. Dwarf galaxy detection limits2205.02831v1 · Amandine Doliva-Dolinsky, Nicolas F. Martin, Guillaume F. Thomas et al.2022 · 24 citationsarXiv
The Pristine survey -- XVII. The C-19 stream is dynamically hot and more extended than previously thought2203.02512v2 · Zhen Yuan, Nicolas F. Martin, Rodrigo A. Ibata et al.2022 · 22 citationsarXiv
Career total: at least 189 works. 90 are in this corpus.Showing the 50 most recent.
Profile built from the corpus for this byline.
Author records are still filling in while the Hub is in alpha. If this is your page, you'll be able to claim it soon. Spot a mistake? Tell us.