Imagen de Portada

Complex spectral variability and hints of a luminous companion in the Be star + black hole binary candidate ALS 8814

Fuente: arXiv

Guardado en:

Detalles Bibliográficos
Autores principales:	El-Badry, Kareem, Fabry, Matthias, Sana, Hugues, Shenar, Tomer, Seeburger, Rhys
Formato:	Preprint
Publicado:	2025
Materias:	Solar and Stellar Astrophysics
Acceso en línea:	Acceder al recurso
Etiquetas:	Agregar Etiqueta Sin Etiquetas, Sea el primero en etiquetar este registro!

Ejemplares similares

Ultraviolet spectroscopy reveals a hot and luminous companion to the Be star+black hole candidate MWC 656
por: Müller-Horn, Johanna, et al.
Publicado: (2026)

Dormant black hole candidates from Gaia DR3 summary diagnostics
por: Müller-Horn, Johanna, et al.
Publicado: (2025)

On the formation of a $33\,M_{\odot}$ black hole in a low-metallicity binary
por: El-Badry, Kareem
Publicado: (2024)

HIP 15429: A newborn Be star on an eccentric binary orbit
por: Müller-Horn, Johanna, et al.
Publicado: (2025)

Gaia's binary star renaissance
por: El-Badry, Kareem
Publicado: (2024)

Modeling contact binaries, III. Properties of a population of close, massive binaries
por: Fabry, Matthias, et al.
Publicado: (2024)

The physical properties of post-mass-transfer binaries
por: Seeburger, Rhys, et al.
Publicado: (2025)

An absence of binary companions to Wolf-Rayet stars in the Small Magellanic Cloud: implications for mass loss and black hole masses at low metallicity
por: Schootemeijer, A., et al.
Publicado: (2024)

Wolf-Rayet stars: recent advances and persisting problems
por: Shenar, Tomer
Publicado: (2022)

JWST observations of three long-period AM CVn binaries: detection of the donors and hints of magnetically truncated disks
por: El-Badry, Kareem, et al.
Publicado: (2026)

Autonomous Disentangling for Spectroscopic Surveys
por: Seeburger, Rhys, et al.
Publicado: (2024)

Observational constraints on massive binaries
por: Shenar, Tomer
Publicado: (2024)

Wolf-Rayet stars
por: Shenar, Tomer
Publicado: (2024)

Low-mass stellar and substellar candidate companions around massive stars in Sco OB1 and M17
por: Pauwels, Tinne, et al.
Publicado: (2024)

How to use Gaia parallaxes for stars with poor astrometric fits
por: El-Badry, Kareem
Publicado: (2025)

A global view of post-interaction white dwarf-main sequence binaries
por: Shariat, Cheyanne, et al.
Publicado: (2026)

Mixed origins: strong natal kicks for some black holes and none for others
por: Nagarajan, Pranav, et al.
Publicado: (2024)

Testing models for fully and partially stripped low-mass stars with Gaia: Implications for hot subdwarfs, binary RR Lyrae, and black hole impostors
por: Nagarajan, Pranav, et al.
Publicado: (2026)

An upper limit on the frequency of short-period black hole companions to Sun-like stars
por: Green, Matthew J., et al.
Publicado: (2024)

Resolution of a paradox: SDSS J1257+5428 can be explained as a descendant of a cataclysmic variable with an evolved donor
por: Belloni, Diogo, et al.
Publicado: (2025)

HOney-BeeS II. Be-X-ray binaries as testbeds for spectroscopic studies of Be stars
por: Janssens, S., et al.
Publicado: (2025)

Population demographics of white dwarf binaries with intermediate separations: Gaia constraints on post-AGB mass transfer
por: Yamaguchi, Natsuko, et al.
Publicado: (2025)

A search for black holes with metal-poor stellar companions: I. Survey sample selection and single epoch radial velocity follow-up
por: Lam, Casey Y., et al.
Publicado: (2025)

How precisely can we measure the ages of subgiant and giant stars?
por: Shariat, Cheyanne, et al.
Publicado: (2025)

Contact-binary evolution with energy transfer and saturated magnetic braking
por: Fabry, Matthias, et al.
Publicado: (2025)

A generative model for Gaia astrometric orbit catalogs: selection functions for binary stars, giant planets, and compact object companions
por: El-Badry, Kareem, et al.
Publicado: (2024)

The companion mass distribution of post common envelope hot subdwarf binaries: evidence for boosted and disrupted magnetic braking?
por: Blomberg, Lisa, et al.
Publicado: (2024)

Attributing the O'Connell effect in contact binaries to a cooling mass-transfer stream
por: Fabry, Matthias, et al.
Publicado: (2025)

A search for self-lensing binaries with TESS and constraints on their occurrence rate
por: Yamaguchi, Natsuko, et al.
Publicado: (2024)

Gaia astrometry disfavors a binary origin for long secondary periods
por: Shariat, Cheyanne, et al.
Publicado: (2026)

Realistic predictions for Gaia black hole discoveries: comparison of isolated binary and dynamical formation models
por: Nagarajan, Pranav, et al.
Publicado: (2025)

The Tarantula massive binary monitoring VII. The nature of the eccentric O+BH binary candidate VFTS 812
por: Deshmukh, K., et al.
Publicado: (2026)

Effects of limited core rejuvenation on the properties of massive contact binaries
por: Vandersnickt, Jelle, et al.
Publicado: (2025)

The binary landscape of massive stars at low $Z$: Insights from the BLOeM Campaign
por: Villaseñor, J. I., et al.
Publicado: (2025)

Validation of Gaia DR3 orbital and acceleration solutions with hierarchical triples
por: Nagarajan, Pranav, et al.
Publicado: (2024)

Wide post-common envelope binaries from Gaia: orbit validation and formation models
por: Yamaguchi, Natsuko, et al.
Publicado: (2024)

Thermally inflated accretors in post-mass transfer binaries: Abell 35 and its class revisited
por: Bhattacharjee, Soumyadeep, et al.
Publicado: (2026)

Constraints on neutrino natal kicks from black-hole binary VFTS 243
por: Vigna-Gómez, Alejandro, et al.
Publicado: (2023)

Whispering in the dark: Faint X-ray emission from black holes with OB star companions
por: Sen, Koushik, et al.
Publicado: (2024)

Chemical enrichment of metal-poor stars orbiting massive black hole companions
por: Rosselli-Calderon, Alejandra, et al.
Publicado: (2025)