SS
S. Shahaf
astro-ph.SRastro-ph.GAastro-ph.EPastro-ph.IMastro-ph.HEastro-ph.COcs.LGphysics.gen-phstat.AP
On Valency
published · living versionsW_mkdvkpre·v1 · currentpublished
Gaia Early Data Release 3: The celestial reference frame (Gaia-CRF3)
with Gaia Collaboration, S. A. Klioner, L. Lindegren, F. Mignard +446
1 version
W_8ejx3wtv·v1published
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Preprints & journals
70 papers in the corpus · 2017–2026Beyond what's observed: hierarchical inference of Gaia astrometric compact-object binaries2609.35999v1 · Natsuko Yamaguchi, Kareem El-Badry, Reed Essick et al.2026 · 0 citationsarXiv
Mass-dependent multiplicity fraction in low mass stars revealed by Gaia astrometry2609.01822v1 · Ben Pennell, Hans-Walter Rix, Kareem El-Badry et al.2026 · 0 citationsarXiv
Spectroscopic follow-up of compact object binary candidates from Gaia DR3: White dwarfs, neutron stars, black holes, and the parallax zeropoint2608.06453v2 · Kareem El-Badry, David W. Latham, Hans-Walter Rix et al.2026 · 0 citationsarXiv
A Galactic intermediate-mass stripped star with a Wolf-Rayet-like wind2608.05276v1 · Johanna Muller-Horn, Kareem El-Badry, Andreas A. C. Sander 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)
Spectral Decomposition Reveals Surface Processes on Europa2603.10520v2 · Gideon Yoffe, Sahar Shahaf2026 · 1 citationarXiv
IK Pegasi and the Double-merger Path to Type Ia Supernovae2601.08903v2 · Na'ama Hallakoun, Sahar Shahaf, Sagi Ben-Ami et al.2026 · 1 citationarXiv
A Linearized Approach to Radial-Velocity Extraction. II: Shot-Noise-Limited Precision via Spectral Factorization2512.23040v2 · Sahar Shahaf, Barak Zackay2025 · 1 citationarXiv
Chemical Signatures of AGB Mass Transfer in Gaia White Dwarf Companions2512.07972v2 · Natsuko Yamaguchi, Kareem El-Badry, Henrique Reggiani et al.2025 · 3 citationsarXiv
The Silent Majority: The Interacting Post-Common-Envelope Binaries Underlying Cataclysmic Variables2510.17957v1 · Yarin Meir Shani, Na'ama Hallakoun, Sagi Ben-Ami et al.2025 · 0 citationsarXiv
Gaia Barium Dwarfs and Their Ostensibly Ordinary Counterparts2509.13413v2 · Param Rekhi, Sahar Shahaf, Sagi Ben-Ami et al.2025 · 5 citationsApJL 996 L37 (2026)
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)
Population demographics of white dwarf binaries with intermediate separations: Gaia constraints on post-AGB mass transfer2505.14786v3 · Natsuko Yamaguchi, Kareem El-Badry, Sahar Shahaf2025 · 13 citationsarXiv
The VELOCE modulation zoo III. Detecting additional pulsation modes in optical spectra of classical Cepheids using semi-partial distance correlation periodograms2505.08952v1 · Kent Barbey, Richard Irving Anderson, Giordano Viviani et al.2025 · 1 citationA&A 698, A287 (2025)
The initial-to-final mass relation of white dwarfs in intermediate-separation binaries2501.17220v1 · Oren Ironi, Sagi Ben-Ami, Na'ama Hallakoun et al.2025 · 6 citationsarXiv
The White Dwarf Pareto: Tracing Mass Loss in Binary Systems2501.09586v1 · Sahar Shahaf2025 · 6 citationsarXiv
A generative model for Gaia astrometric orbit catalogs: selection functions for binary stars, giant planets, and compact object companions2411.00088v1 · Kareem El-Badry, Casey Lam, Berry Holl et al.2024 · 26 citationsarXiv
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)
Ba Enrichment in Gaia MS+WD Binaries: Tracing -Process Element Production2407.07048v3 · Param Rekhi, Sagi Ben-Ami, Na'ama Hallakoun et al.2024 · 8 citationsarXiv
Wide post-common envelope binaries from Gaia: orbit validation and formation models2405.06020v2 · Natsuko Yamaguchi, Kareem El-Badry, Natalie Rees et al.2024 · 34 citationsPASP 136 084202 (2024)
A population of neutron star candidates in wide orbits from Gaia astrometry2405.00089v2 · Kareem El-Badry, Hans-Walter Rix, David W. Latham et al.2024 · 42 citationsarXiv
Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry2404.10486v2 · P. Panuzzo, T. Mazeh, F. Arenou et al.2024 · 139 citationsarXiv
Adaptation of the Phase Distance Correlation Periodogram to Account for Measurement Uncertainties2404.02506v2 · Avraham Binnenfeld, Sahar Shahaf, Shay Zucker2024 · 1 citationA&A 686, A192 (2024)
The complex circumstellar environment of supernova 2023ixf.38538936 · Zimmerman, E A, Irani, I, Chen, P et al.2024 · 86 citationsNature. 2024;627(8005):759-762
A neutron star candidate in a 2-year orbit2402.06722v2 · Kareem El-Badry, Joshua D. Simon, Henrique Reggiani et al.2024 · 25 citationsarXiv
A Deficit of Massive White Dwarfs in Gaia Astrometric Binaries2311.17145v2 · Na'ama Hallakoun, Sahar Shahaf, Tsevi Mazeh et al.2023 · 27 citationsarXiv
Gaia Focused Product Release: A catalogue of sources around quasars to search for strongly lensed quasars2310.06295v1 · A. Krone-Martins, C. Ducourant, L. Galluccio et al.2023 · 7 citationsA&A 685, A130 (2024)
Gaia Focused Product Release: Sources from Service Interface Function image analysis -- Half a million new sources in omega Centauri2310.06551v2 · K. Weingrill, A. Mints, J. Castaneda et al.2023 · 17 citationsA&A 680, A35 (2023)
Wide post-common envelope binaries containing ultramassive white dwarfs: evidence for efficient envelope ejection in massive AGB stars2309.15905v2 · Natsuko Yamaguchi, Kareem El-Badry, Jim Fuller et al.2023 · 1 citationarXiv
Triage of the Gaia DR3 astrometric orbits. II. A census of white dwarfs2309.15143v2 · S. Shahaf, N. Hallakoun, T. Mazeh et al.2023 · 40 citationsarXiv
A linearized approach to radial velocity extraction2308.05626v2 · Sahar Shahaf, Barak Zackay2023 · 11 citationsarXiv
Model Independent Periodogram for Scanning Astrometry2306.05063v1 · Avraham Binnenfeld, Sahar Shahaf, Shay Zucker2023 · 0 citationsA&A 675, A124 (2023)
ULTRASAT: A wide-field time-domain UV space telescope2304.14482v1 · Y. Shvartzvald, E. Waxman, A. Gal-Yam et al.2023 · 123 citationsarXiv
A red giant orbiting a black hole2302.07880v2 · Kareem El-Badry, Hans-Walter Rix, Yvette Cendes et al.2023 · 164 citationsarXiv
15000 Ellipsoidal Binary Candidates in TESS: Orbital Periods, Binary Fraction, and Tertiary Companions2211.06194v2 · Matthew J. Green, Dan Maoz, Tsevi Mazeh et al.2022 · 43 citationsMNRAS 2023, Volume 522, page 29
A Sun-like star orbiting a black hole2209.06833v3 · Kareem El-Badry, Hans-Walter Rix, Eliot Quataert et al.2022 · 205 citationsarXiv
Triage of the Gaia DR3 astrometric orbits. I. A sample of binaries with probable compact companions2209.00828v2 · Sahar Shahaf, Dolev Bashi, Tsevi Mazeh et al.2022 · 60 citationsarXiv
Gaia Data Release 3: Summary of the content and survey properties2208.00211v1 · A. Vallenari, A.G.A. Brown, T. Prusti et al.2022 · 4,320 citationsarXivon Valency
Gaia Spectroscopic Orbits Validated with LAMOST and GALAH Radial Velocities2207.08832v2 · Dolev Bashi, Sahar Shahaf, Tsevi Mazeh et al.2022 · 24 citationsarXiv
Gaia Data Release 3: Reflectance spectra of Solar System small bodies2206.12174v1 · L. Galluccio, M. Delbo, F. De Angeli et al.2022 · 5 citationsarXiv
Probable Dormant Neutron Star in a Short-Period Binary System2206.11270v2 · Tsevi Mazeh, Simchon Faigler, Dolev Bashi et al.2022 · 21 citationsarXiv
Gaia Data Release 3: A Golden Sample of Astrophysical Parameters2206.05870v1 · O.L. Creevey, L.M. Sarro, A. Lobel et al.2022 · 43 citationsA&A 674, A39 (2023)on Valency
Gaia Data Release 3: Pulsations in main sequence OBAF-type stars2206.06075v2 · J. De Ridder, V. Ripepi, C. Aerts et al.2022 · 60 citationsA&A 674, A36 (2023)
Gaia Data Release 3: Mapping the asymmetric disc of the Milky Way2206.06207v3 · R. Drimmel, M. Romero-Gomez, L. Chemin et al.2022 · 150 citationsA&A 674, A37 (2023)on Valency
Gaia Data Release 3. Summary of the variability processing and analysis2206.06416v1 · L. Eyer, M. Audard, B. Holl et al.2022 · 149 citationsarXivon Valency
Gaia Data Release 3: The extragalactic content2206.05681v1 · C.A.L. Bailer-Jones, D. Teyssier, L. Delchambre et al.2022 · 98 citationsarXiv
Gaia Data Release 3: Chemical cartography of the Milky Way2206.05534v1 · A. Recio-Blanco, G. Kordopatis, P. de Laverny et al.2022 · 68 citationsA&A 674, A38 (2023)
Gaia Data Release 3: Stellar multiplicity, a teaser for the hidden treasure2206.05595v1 · F. Arenou, C. Babusiaux, M.A. Barstow et al.2022 · 292 citationsA&A 674, A34 (2023)
The Detection of Transiting Exoplanets by Gaia2205.10197v1 · Aviad Panahi, Shay Zucker, Gisella Clementini et al.2022 · 21 citationsA&A 663, A101 (2022)on Valency
Gaia Early Data Release 3: The celestial reference frame (Gaia-CRF3)2204.12574v2 · S.A. Klioner, L. Lindegren, F. Mignard et al.2022 · 114 citationsA&A 667, A148 (2022)on Valency
Career total: 122 works. 70 are in this corpus.Showing the 50 most recent.
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