SS
S. Simón-Díaz
astro-ph.SRastro-ph.GAastro-ph.IMastro-phastro-ph.COastro-ph.HEastro-ph.EPExtraterrestrial Environmentphysics.gen-phphysics.space-ph
On Valency
published · living versionsW_p5cm7cyy·v1 · currentpublished
Multiplicity of Massive stars in the Milky Way (M3W). II. The brightest single O stars: variability and systemic velocities
with J. Maíz Apellániz, E. Madero Fuentes, G. Holgado, M. Pantaleoni González +7
1 version
W_pgxhv7hh·v1published
Preprints & journals
179 papers in the corpus · 2005–2026Spectral classification of OB-type stars using tree-based ensemble methods and evaluation of their explainability2609.18590v1 · J.E. Gonzales, S. Sim'on-D'iaz, S. Cuellar et al.2026 · 0 citationsarXiv
The future of high-resolution UV spectroscopy: Science with a UV Échelle spectrograph on the Habitable Worlds Observatory, or a dedicated mission2609.09329v1 · Annalisa De Cia, David Cont, Kevin Heng et al.2026 · 0 citationsarXiv
The IACOB project XVIII. Prevalence of short-period binaries among Galactic helium rich O-type stars2608.05421v1 · C. Mart'inez-Sebasti'an, R. Gamen, O. G. Benvenuto et al.2026 · 0 citationsarXiv
The symphony of pulsations and binarity among massive stars using HERMES spectroscopy and TESS photometry2608.03383v1 · K. Thomson-Paressant, D. M. Bowman, F. Nardini et al.2026 · 0 citationsMon Not R Astron Soc (2026)
You're Gonna Need a Bigger Core: Calibrating Massive Star Models against Galactic OB-type Stars2608.02540v1 · Thibault Lechien, Selma E. de Mink, Stephen Justham et al.2026 · 0 citationsarXiv
Multiplicity of Massive Stars at Low Metallicity: Early Results from the BLOeM Campaign2607.27395v1 · T. Shenar, J. Bodensteiner, M. Abdul-Masih et al.2026 · 0 citationsThe Messenger (ESO), Vol. 196, pp. 15-19 (2026)
SpecFANN: Spectral Fitting via Artificial Neural Networks I. A deep learning based fastwind emulator and fitting suite2607.17348v1 · M. Abdul-Masih, C. Hawcroft, T. Lechien et al.2026 · 0 citationsarXiv
ISOSCELES Project: II. Modelling galactic B-type stars for fast and slow wind regimes2606.18490v1 · N. Machuca, M. Cur'e, I. Araya et al.2026 · 0 citationsarXiv
Building a Roadmap for Hubble science into the 2030s: Crucial UV spectroscopy of Oe stars in nearby galaxies2606.05417v1 · A. Wofford, D. Pauli, A.A.C. Sander et al.2026 · 0 citationsarXiv
Massive Stars in the Thirties: awaiting new Hubble discoveries2605.28972v1 · Lidia M. Oskinova, Sylvia Ekstrom, Miriam Garcia et al.2026 · 0 citationsarXiv
The IACOB project: XVII. Nitrogen abundances in Galactic O-type stars: further hints for separating binary-interaction products from effectively single stars2604.26606v2 · C. Mart'inez-Sebasti'an, G. Holgado, S. Sim'on-D'iaz et al.2026 · 0 citationsarXiv
Multiplicity of Massive stars in the Milky Way (M3W). I. Project description, UNWIND, application to GLS 11 448, and DIB catalog2604.02111v3 · J. Ma'iz Apell'aniz, R. C. Gamen, G. Holgado et al.2026 · 0 citationsarXiv
How large spectroscopic surveys are shaping our understanding of massive stars2601.21530v1 · S. Sim'on-D'iaz2026 · 0 citationsarXiv
The IACOB project: XVI. Surface helium abundances in Galactic O-type stars: indications for identifying binary interaction products2601.20698v2 · S. Sim'on-D'iaz, G. Holgado, C. Mart'inez-Sebasti'an et al.2026 · 0 citationsarXiv
Science Enabled by a 30-Meter-Class Telescope in the Northern Hemisphere: Massive Stars at Low Metallicity2512.14787v1 · Miriam Garcia, Artemio Herrero, Ignacio Negueruela et al.2025 · 0 citationsarXiv
Why the northern hemisphere needs a 30-40 m telescope and the science at stake: Massive stars in spiral galaxies2512.14799v1 · J. Ma'iz Apell'aniz, S. Sim'on-D'iaz, A. Herrero et al.2025 · 0 citationsarXiv
An observational study of rotation and binarity of Galactic O-type runaway stars2510.21577v1 · M. Carretero-Castrillo, M. Rib'o, J. M. Paredes et al.2025 · 5 citationsarXiv
A high fraction of close massive binary stars at low metallicity2509.12488v1 · H. Sana, T. Shenar, J. Bodensteiner et al.2025 · 26 citationsNature Astronomy (2025)
Large-scale variability in macroturbulence driven by pulsations in the rapidly rotating massive star Zeta Oph from high-cadence ESPRESSO spectroscopy and TESS photometry2509.09635v1 · A.J. Kalita, D.M. Bowman, M. Abdul-Masih et al.2025 · 2 citationsA&A 703, A2 (2025)
Probing Thin Winds in Massive OB Stars of the SMC with JWST/NIRSPEC Br-alpha Spectroscopy2509.02667v1 · Miriam Garcia, Alexander W. Fullerton, Francisco Najarro et al.2025 · 1 citationApJL, 990, L23 (2025)
The IACOB project XV. Updated calibrations of fundamental parameters of Galactic O-type stars2508.05233v3 · G. Holgado, S. Sim'on-D'iaz, A. Herrero2025 · 5 citationsA&A 703, A175 (2025)
NGC 663 as a laboratory for massive star evolution2507.14125v2 · Amparo Marco, Ignacio Negueruela, Norberto Castro et al.2025 · 4 citationsarXiv
Asteroseismology of the G8 subgiant beta Aquilae with SONG-Tenerife, SONG-Australia and TESS2506.00493v5 · Hans Kjeldsen, Timothy R. Bedding, Yaguang Li et al.2025 · 5 citationsA&A 700, A39 (2025)
Binarity at LOw Metallicity (BLOeM): Pipeline-Determined Physical Properties of OB Stars2506.00117v2 · J. M. Bestenlehner, Paul A. Crowther, V. A. Bronner et al.2025 · 5 citationsarXiv
A magnetic field detection in the massive O-type bright giant 63 Oph2505.11374v2 · James A. Barron, Gregg A. Wade, Gonzalo Holgado et al.2025 · 0 citationsApJ, 991, 79 (2025)
Binarity at LOw Metallicity (BLOeM): Enhanced multiplicity of early B-type dwarfs and giants at 2503.21936v4 · J. I. Villasenor, H. Sana, L. Mahy et al.2025 · 14 citationsA&A 698, A41 (2025)
Spindown of massive main sequence stars in the Milky Way2502.12107v1 · K. Nathaniel, N. Langer, S. Sim'on-D'iaz et al.2025 · 5 citationsA&A 702, A197 (2025)
Binarity at LOw Metallicity (BLOeM): Multiplicity of early B-type supergiants in the Small Magellanic Cloud2502.12239v2 · N. Britavskiy, L. Mahy, D. J. Lennon et al.2025 · 2 citationsA&A 698, A40 (2025)
The IACOB project XIV. New clues on the location of the TAMS in the massive star domain2501.17984v2 · A. de Burgos, S. Sim'on-D'iaz, M. A. Urbaneja et al.2025 · 10 citationsA&A 695, A87 (2025)
A reference framework for extremely metal-poor OB star studies: calibrations for stellar parameters and intrinsic colours2501.07569v1 · Marta Lorenzo, Miriam Garcia, Norberto Castro et al.2025 · 5 citationsarXiv
The IACOB project XIII. Helium enrichment in O-type stars as a tracer of past binary interaction2412.14107v1 · C. Mart'inez-Sebasti'an, S. Sim'on-D'iaz, H. Jin et al.2024 · 11 citationsA&A 693, L10 (2025)
Binarity at LOw Metallicity (BLOeM): a spectroscopic VLT monitoring survey of massive stars in the SMC2407.14593v3 · T. Shenar, J. Bodensteiner, H. Sana et al.2024 · 37 citationsA&A 690, A289 (2024)
The IACOB project XII. A new grid of northern standards for the spectral classification of B-type stars2407.04163v2 · Ignacio Negueruela (Alicante), Sergio Sim'on-D'iaz, Abel de Burgos (IAC et al.2024 · 31 citationsA&A 690, A176 (2024)
The IACOB project: CVIII. Hunting for spectroscopic binaries in the O and B supergiant domain.The threat of pulsational variability2405.11209v1 · S. Sim'on-D'iaz, N. Britavskiy, N. Castro et al.2024 · 1 citationarXiv
The IACOB project XI. No increase of mass-loss rates over the bistability region2405.09868v2 · Abel de Burgos, Zsolt Keszthelyi, Sergio Sim'on-D'iaz et al.2024 · 0 citationsA&A 687, L16 (2024)
Astro+: Design, construction, and scientific exploitation of a large-scale massive star spectroscopic database2401.05195v1 · Klaus Rubke, Amparo Marco, Ignacio Negueruela et al.2024 · 0 citations2023hsa..conf..306R
The IACOB project X. Large-scale quantitative spectroscopic analysis of Galactic luminous blue stars2312.00241v2 · Abel de Burgos, Sergio Sim'on-D'iaz, Miguel A. Urbaneja et al.2023 · 26 citationsA&A 687, A228 (2024)
Extreme mass ratios and fast rotation in three massive binaries2308.02368v2 · Yael Naze, Nikolay Britavskiy, Gregor Rauw (ULiege) et al.2023 · 10 citationsarXiv
Constraining stellar and orbital co-evolution through ensemble seismology of solar-like oscillators in binary systems -- A census of oscillating red-giants and main-sequence stars in Gaia DR3 binaries2307.10812v3 · P. G. Beck, D. H. Grossmann, L. Steinwender et al.2023 · 1 citationarXiv
A calibration point for stellar evolution from massive star asteroseismology2306.11798v2 · Siemen Burssens, Dominic M. Bowman, Mathias Michielsen et al.2023 · 57 citationsarXiv
Solar-like oscillations in Cephei A as seen through SONG and TESS2306.09769v1 · E. Knudstrup, M. N. Lund, M. Fredslund Andersen et al.2023 · 6 citationsA&A 675, A197 (2023)
The IACOB project IX. Building a modern empirical database of Galactic O9-B9 supergiants: sample selection, description, and completeness2305.00305v2 · Abel de Burgos, Sergio Sim'on-D'iaz, Miguel A. Urbaneja et al.2023 · 24 citationsA&A 674, A212 (2023)
The IACOB project VIII. Searching for empirical signatures of binarity in fast-rotating O-type stars2302.01349v2 · N. Britavskiy, S. Sim'on-D'iaz, G. Holgado et al.2023 · 25 citationsA&A 672, A22 (2023)
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
The IACOB project. VII. The rotational properties of Galactic massive O-type stars revisited2207.12776v1 · G. Holgado, S. Sim'on-D'iaz, A. Herrero et al.2022 · 59 citationsA&A 665, A150 (2022)
The nature of the Cygnus extreme B-supergiant 2MASS J20395358+42225052202.11806v1 · A. Herrero, S.R. Berlanas, A. Gil de Paz et al.2022 · 4 citationsarXiv
The Gaia-ESO Survey: The analysis of the hot-star spectra2202.08662v2 · R. Blomme, S. Daflon, M. Gebran et al.2022 · 19 citationsA&A 661, A120 (2022)
MONOS.II. Orbit review and analysis for 35 single-lined spectroscopic binary systems and candidates2106.08865v2 · E. Trigueros P'aez (1, R. H. Barb'a, I. Negueruela et al.2021 · 25 citationsA&A 655, A4 (2021)
Hubble spectroscopy of LB-1: comparison with B+black-hole and Be+stripped-star models2103.14069v3 · D. J. Lennon (1, J. Ma'iz Apell'aniz, A. Irrgang et al.2021 · 16 citationsA&A 649, A167 (2021)
Convective core sizes in rotating massive stars: I. Constraints from solar metallicity OB field stars2103.03672v1 · S. Martinet, G. Meynet, S. Ekstrom et al.2021 · 47 citationsA&A 648, A126 (2021)
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