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Publications

(Names of OCEANS team members are highlighted)

See the list of our publications and their impact in the public library in ADS:
https://ui.adsabs.harvard.edu/public-libraries/uPH1NIpTTGKNxhb1gxnBFA



In refereed high-impact journals:

29. Müller-Horn, J.; Ramachandran, V.; El-Badry, K.; Sander, A. A. C.; Bodensteiner, J.; Gies, D. R.; Götberg, Y.; Rivinius, T.; Shenar, T.; Schösser, E. C.; Wang, L.; Bieryla, A.; Buchhave, L. A.; Latham, D. W.
Ultraviolet spectroscopy reveals a hot and luminous companion to the Be star + black hole candidate MWC 656
Astronomy & Astrophysics, in press
Repository link: arXiv


28. Bernini-Peron, M.; Sander, A. A. C.; Sabhahit, G. N.; Najarro, F.; Ramachandran, V.; Vink, J. S.
The winds of OBA hypergiants and luminous blue variables: Dynamically-consistent atmosphere models reveal multiple wind regimes
Astronomy & Astrophysics, in press
Repository link: arXiv


27. Lefever, R. R.; Sander, A. A. C.; Bernini-Peron, M.; González-Torà, G.; Hamann, W.-R.; Josiek, J.; Ramachandran, V.; Schösser, E. C.; Todt, H.
Dynamically consistent analysis of Galactic WN4b stars
Astronomy & Astrophysics, in press
Repository link: arXiv


26. Checha, V. A.; Aret, A.; Kolka, I.; Liimets, T.; Araya, I.; Christen, A.; Avila Marín, G. F.; Levenhagen, R. S.; Cidale, L.; Eenmäe, T.; Hajiyeva, G.; Kivila, Ü.; Mitrokhina, V.; Ramler, H.; Verro, T.
Photometric and spectroscopic variability of the blue supergiant rho Leo
Astronomy & Astrophysics, in press
Repository link: arXiv


25. Sabhahit, G. N.; Vink, J. S.; Sander, A. A. C.
Hydrodynamical mass-loss rates for Very Massive Stars. I. Investigating the wind kink
Astronomy & Astrophysics, in press
Repository link: arXiv


24. Lennon, D. J.; Berlanas, S. R.; Herrero, A.; Britavskiy, N.; Dufton, P. L.; Langer, N.; Jin, H.; Schootemeijer, A.; Menon, A.; Bestenlehner, J.; Crowther, P.; Vink, J. S.; Bodensteiner, J.; Shenar, T.; Deshmukh, K.; Villasenor, J.; Patrick, L.; Najarro, F.; de Koter, A.; Mahy, L.; Bowman, D. M.; Bobrick, A.; Evans, C. J.; Gull, M.; Holgado, G.; Katabi, Z.; Kubat, J.; Marchant, P.; Pauli, D.; Pawlak, M.; Renzo, M.; Rocha, D. F.; Sander, A. A. C.; Sayada, T.; Simon-Diaz, S.; Stoop, M.; Valli, R.; Wang, C.; Xu, X.-T.
Binarity at LOw Metallicity (BLOeM): Projected rotational velocities
Astronomy & Astrophysics, in press
Repository link: arXiv


23. Jadlovský, D.; Molnár, L.; Ercolino, A.; Bernini-Peron, M.; Mérand, A.; Krtička, J.; Wang, L.; Ádám, R. Z.; Baade, D.; González-Torà, G.; Granzer, T.; Janík, J.; Kolář, J.; Kravchenko, K.; Langer, N.; Oskinova, L. M.; Pauli, D.; Ramachandran, V.; Rubio, A. C.; Sander, A. A. C.; Strassmeier, K. G.; Weber, M.; Wittkowski, M.; Brahm, R.; Schaffenroth, V.; Vanzi, L.; Skarka, M.
Hidden massive eclipsing binaries in red supergiant systems: The hierarchical triple system KQ Puppis and other candidates
Astronomy & Astrophysics, in press
Repository link: arXiv


22. Cruz-Sanchez, N.; Saavedra, E. A.; Fogantini, F. A.; García, F.; Combi, J. A.
The hard ultraluminous state of NGC 5055 ULX X-1
Astronomy & Astrophysics, in press
Repository link: arXiv


21. Sander, A. A. C.; Lefever, R. R.; Josiek, J.; Higgins, E. R.; Hirschi, R.; Oskinova, L. M.; Pauli, D.; Pritzkuleit, M.; Gallagher, J. S.; Hamann, W.-R.; Mandel, I.; Ramachandran, V.; Shenar, T.; Todt, H.; Vink, J. S.
Discovery of a transitional type of evolved massive star with a hard ionizing flux
Nature Astronomy, in press
Repository link: arXiv


20. Guerrero, C. A.; Ochoa, D. O.; Hernández-Valencia, B.; Benadalid, T.; Peralta-Mendoza, I. A.; Romero Hernández, E.; García-Castillo, F. A.; Ayala, S.; Pérez-León, J. E.; Tamayo, F. J.; Avilés, A.; Sánchez, E.; Castro-Chacón, J. H.; Bautista-Hernández, A.; Reyes-Ruiz, M.; Pérez-Tijerina, E. G.
PCA-enhanced Speckle Interferometry with Bicubic Interpolation at the OAN-SPM México
The Astronomical Journal, 170, 311 (2025)
Repository link: ADS
Final publication link: AJ, 170, 311 (2025)
DOI 10.3847/1538-3881/ae0cc2

19. Moens, N.; Debnath, D.; Verhamme, O.; Backs, F.; Van der Sijpt, C.; Sundqvist, J. O.; Sander, A. A. C.
2D unified atmosphere and wind simulations for a grid of O-type stars
Astronomy & Astrophysics, 704, A121 (2025)
Repository link: arXiv
Final publication link: A&A, 704, A121 (2025)
DOI 10.1051/0004-6361/202556825

18. Araya, I.; Curé, M.; Machuca, N.; Venero, R. O. J.; Cuéllar, S.; Arcos, C.; Cidale, L. S.
ISOSCELES project: A grid-based quantitative spectroscopic analysis of massive stars
Astronomy & Astrophysics, 704, A77 (2025)
Repository link: arXiv
Final publication link: A&A, 704, A77 (2025)
DOI 10.1051/0004-6361/202555509

17. Larkin, C. J. K.; Hawcroft, C.; Mackey, J.; Lefever, R. R.; Härer, L.; Sander, A. A. C.
Mass loading of outflows from evolving Young Massive Clusters
Astronomy & Astrophysics, 703, L14 (2025)
Repository link: arXiv
Final publication link: A&A, 703, L14 (2025)
DOI 10.1051/0004-6361/202557130

16. González-Torà, G.; Sander, A. A. C.; Egorova, E.; Lefever, R. R.; Ramachandran, V.; Egorov, O. V.; Josiek, J.; Schösser, E. C.; Bernini-Peron, M.; Kreckel, K.; Wofford, A.; Telford, O. G.; Senchyna, P.; Leitherer, C.; Liang, F.-H.; Blanc, G.; Drory, N.; Fernández-Trincado, J. G.; Johnston, E. J.; Mejía-Narváez, A. J.; Sanchez, S. F.
SDSS-V LVM: Detectability of Wolf-Rayet stars and their He II ionizing flux in low-metallicity environments I. The weak-lined, early-type WN3 stars in the SMC
Astronomy & Astrophysics, 703, L11 (2025)
Repository link: arXiv
Final publication link: A&A, 703, L11 (2025)
DOI 10.1051/0004-6361/202557041

15. Mukhija, B.; Curé, M.; Araya, I.; Arcos, C.; Christen, A.
Effect of gravity darkening and oblate factor in rapidly rotating massive stars
Astronomy & Astrophysics, 703, A279 (2025)
Repository link: arXiv
Final publication link: A&A, 703, A279 (2025)
DOI 10.1051/0004-6361/202555634

14. Boco, L.; Mapelli, M.; Sander, A. A. C.; Mesini, S.; Ramachandran, V.; Torniamenti, S.; Korb, E.; Liu, B.; Sabhahit, G. N.; Vink, J. S.
Metal-poor single Wolf-Rayet stars: the interplay of optically thick winds and rotation
Astronomy & Astrophysics, 703, A243 (2025)
Repository link: arXiv
Final publication link: A&A, 703, A243 (2025)
DOI 10.1051/0004-6361/202556187

13. Holgado, G.; Simón-Díaz, S.; Herrero, A.
The IACOB project: XV. Updated calibrations of fundamental parameters of Galactic O-type stars
Astronomy & Astrophysics, 703, A175 (2025)
Repository link: arXiv
Final publication link: A&A, 703, A175 (2025)
DOI 10.1051/0004-6361/202556713

12. Szécsi, D.; Tramper, F.; Kubátová, B.; Kehrig, C.; Kubát, J.; Krtička, J.; Sander, A. A. C.; Garcia, M.
Low-metallicity massive single stars with rotation. III. Source of ionization and C-IV emission in I Zw 18
Astronomy & Astrophysics, 703, A131 (2025)
Repository link: arXiv
Final publication link: A&A, 703, A131 (2025)
DOI 10.1051/0004-6361/202452483

11. Sabhahit, G. N.; Vink, J. S.; Sander, A. A. C.; Ramachandran, V.
Minimum and maximum mass-luminosity relations for stripped stars
Astronomy & Astrophysics, 703, A40 (2025)
Repository link: arXiv
Final publication link: A&A, 703, A40 (2025)
DOI 10.1051/0004-6361/202554852

10. Quigley, P.; Jones, C. E.; Gayley, K.; Granada, A.; Owocki, S.; Rast, R. G.; Suffak, M. W.; Okazaki, A. T.; ud-Doula, A.; Krtička, J.; Carciofi, A. C.; Drake, J. J.
Efficiency of viscous angular momentum transport in dissipating Be binaries
Astrophysics and Space Science, 370, id.111 (2025)
Repository link: arXiv
Final publication link: ApSS, 370, 111 (2025)
DOI 10.1007/s10509-025-04494-9

9. Holgado, G.; Maíz Apellániz, J.; Gamen, R. C.
MONOS: Multiplicity Of Northern O-type Spectroscopic systems: III. New orbits and Gaia–TESS analysis for 10 SB2E systems
Astronomy & Astrophysics, 701, A246 (2025)
Repository link: arXiv
Final publication link: 701, A246 (2025)
DOI 10.1051/0004-6361/202556068

8. Kraus, M.; Arias, M. L.; Kourniotis, M.; Torres, A.; Cidale, L. S.; Borges Fernandes, M.
Near-infrared characterization of evolved massive stars in M31 and M33
Monthly Notices of the Royal Astronomical Society, 541, 4049-4059 (2025)
Repository link: arXiv
Final publication link: MNRAS, 541, 4049 (2025)
DOI 10.1093/mnras/staf1240

7. Lefever, R. R.; Sander, A. A. C.; Bernini-Peron, M.; González-Torà, G.; Moens, N. M.; Najarro, F.; Schösser, E. C.; Sabhahit, G. N.; Vink, J. S.
Near-Eddington mass loss of hydrogen-rich Wolf-Rayet stars. Consequences of continuum acceleration, metallicity, and temperature
Astronomy & Astrophysics, 700, A2 (2025)
Repository link: arXiv
Final publication link: A&A, 700, A2 (2025)
DOI 10.1051/0004-6361/202554505

6. Ponte Ahón, S.; Aidelman, Y.; Seery, J.; Quiroga, F.; Ronchetti, F.; Hasperué, W.; Iannuzzi, M.; Peralta, R.; López, M.; Bariviera, A.; Cidale, L.; Gamen, R.
ReTrOH-UNLP: Conservation of the Historical Observational Work of the Astronomical Observatory of La Plata with Computer Vision
ACM Journal on Computing and Cultural Heritage, Volume 18, Issue 3 (2025)
Repository link: ADS
Final publication link: AJCCH, 18, 3 (2025)
DOI 10.1145/3754333

5. Ortiz, F.; Pezoa, R.; Curé, M.; Araya, I.; Venero, R. O. J.; Arcos, C.; Escárate, P.; Machuca, N.; Christen, A.
A multi-stage machine learning-based method to estimate wind parameters from Hα lines of massive stars
Astronomy and Computing, 52, id. 100941 (2025)
Repository link: ADS
Final publication link: Astronomy and Computing, 52, id. 100941 (2025)
DOI 10.1016/j.ascom.2025.100941

4. Guerrero, C. A.; Souza, T. B.; Borges Fernandes, M.; Guajardo Jurado, A. D.
Identification of Possible Stellar Companions via Speckle Interferometry in a Sample of Be Stars II
The Astronomical Journal, 169, 251 (2025)
Repository link: ADS
Final publication link: AJ, 169, 251 (2025)
DOI 10.3847/1538-3881/adbf11

3. Concha, D.; Arcos, C.; Turis-Gallo, D.; Souza, T. B.; Curé, M.; Levenhagen, R. S.; Araya, I.
New insight into the variability of the Be star π Aquarii: Determination of stellar and disk parameters
Astronomy & Astrophysics, 697, A209 (2025)
Repository link: arXiv
Final publication link: A&A, 697, A209 (2025)
DOI 10.1051/0004-6361/202452708

2. Turis-Gallo, D.; Curé, M.; Levenhagen, R. S.; Arcos, C.; Araya, I.; Christen, A.
Unveiling stellar spin: Determining inclination angles in Be stars
Astronomy & Astrophysics, 695, A129 (2025)
Repository link: arXiv
Final publication link: A&A, 695, A129 (2025)
DOI 10.1051/0004-6361/202452825

1. Cruz-Sanchez, N.; Fogantini, F. A.; Saavedra, E. A.; Abaroa, L.; García, F.; Combi, J. A.; Romero, G. E.
A broadband X-ray view of the ultraluminous sources in the galaxies ESO 501–023 and IC 5052
Astronomy & Astrophysics, 693, A122 (2025)
Repository link: ADS
Final publication link: A&A, 693, A122 (2025)
DOI 10.1051/0004-6361/202452187

In conference proceedings:

6. Sander, A. A. C.
Open Questions in Massive Star Research across Cosmic Scales
Massive Stars Across Redshifts in the Era of JWST and Large-Scale Surveys, A. Wofford, N. St-Louis, M. Garcia & S. Simón-Dı́az, eds., Proceedings IAU Symposium No. 402, in press
Repository link: arXiv


5. Maryeva, O.; Sánchez Arias, J. P.; Karpov, S.; Kraus, M.; Mammadova, S.; Kourniotis, M.; Németh, P.; Cidale, L.; Granada, A.
Newly discovered nebulae around Galactic B-type stars and their origin
Massive Stars Across Redshifts in the Era of JWST and Large-Scale Surveys, A. Wofford, N. St-Louis, M. Garcia & S. Simón-Dı́az, eds., Proceedings IAU Symposium No. 402, in press


4. Kourniotis, M.; Cidale, L. S.; Kraus, M.; Ruíz Díaz, M. A.; Alberici Adam, A.
Variability of Southern Blue Supergiants with TESS
Massive Stars Across Redshifts in the Era of JWST and Large-Scale Surveys, A. Wofford, N. St-Louis, M. Garcia & S. Simón-Dı́az, eds., Proceedings IAU Symposium No. 402, in press


3. Guha, S.; Kraus, M.; Sánchez Arias, J. P.; Németh, P.
Analysis of stellar variability in the B-Supergiant HD14134. Insights from spectroscopy and photometry
9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (TASC9/KASC16), Institute of Science and Technology Austria (ISTA), Austria.
Repository link: Zenodo
Final publication link: pdf
DOI https://doi.org/10.5281/zenodo.17306087

2. Sánchez Arias, J. P.; Guha, S.; Christen, A.
Testing Intrinsic Mode Functions for Analising Red Noise
9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (TASC9/KASC16), Institute of Science and Technology Austria ( ISTA), Austria.
Repository link: Zenodo
Final publication link: pdf
DOI https://doi.org/10.5281/zenodo.17250205

1. Kourniotis, M.; Cidale, L. S.; Kraus, M.; Ruíz Díaz, M. A.; Alberici Adam, A.
TESS variability of B-type supergiants in the Galaxy
9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (TASC9/KASC16), Institute of Science and Technology Austria (ISTA), Austria.
Repository link: Zenodo
Final publication link: pdf
DOI https://doi.org/10.5281/zenodo.17272171

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Winter School

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Team members from IAC are organizing a Winter School on massive stars

Secondments

Matías Montesinos Armijo from UTFSM visits ASU (23 January - 25 February 2026)

Daniela Turis Gallo from UV visits IAC (11 January - 12 February 2026)

Felipe Ignacio Ortiz Arredondo from UV visits IAC (11 January - 12 February 2026)

Felipe Figueroa from UV visits IAC (11 January - 12 February 2026)

Michalis Kourniotis from ASU visits UNLP (4 January - 3 February 2026)