Keele Astrophysics Group

Automatic search for Keele authors in `astro-ph' in past 12 months

1. arXiv:2504.14332 [pdf, other]
Title: Dusty stellar sources classification by implementing machine learning methods based on spectroscopic observations in the Magellanic Clouds
Comments: Accepted for publication in ApJ
Subjects: Astrophysics of Galaxies (astro-ph.GA); Instrumentation and Methods for Astrophysics (astro-ph.IM); Solar and Stellar Astrophysics (astro-ph.SR)
2. arXiv:2504.14242 [pdf, other]
Title: Machine Learning Classification of Young Stellar Objects and Evolved Stars in the Magellanic Clouds Using the Probabilistic Random Forest Classifier
Comments: 6 pages, 2 figures, 2 tables, Published in the Communications of BAO (ComBAO)
Subjects: Astrophysics of Galaxies (astro-ph.GA)
3. arXiv:2504.08091 [pdf, other]
4. arXiv:2504.06848 [pdf, other]
5. arXiv:2504.00968 [pdf, other]
Title: A neutral hydrogen absorption study of cold gas in the outskirts of the Magellanic Clouds using the GASKAP-HI survey
Comments: 25 pages, 10 figures, accepted for publication in AJ
Subjects: Astrophysics of Galaxies (astro-ph.GA)
6. arXiv:2503.21936 [pdf, other]
Title: Binarity at LOw Metallicity (BLOeM): Enhanced multiplicity of early B-type dwarfs and giants at $Z=0.2\,{\rm Z}_\odot$
Comments: 16 pages, 18 figures (additional 10 pages and 7 figures in appendices). Accepted for publication in A&A
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
7. arXiv:2503.05968 [pdf, other]
Title: The Gaseous Blowout of the 30 Doradus Starburst Region in the LMC
Comments: 40 pages, 23 figures, accepted for publication in ApJ
Subjects: Astrophysics of Galaxies (astro-ph.GA)
8. arXiv:2503.01499 [pdf, other]
Title: Shape and spin state model of contact binary (388188) 2006 DP14 using combined radar and optical observations
Comments: 19 pages. 13 figures. This is a pre-copyedited, author-produced PDF of an article accepted for publication in MNRAS following peer review
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
9. arXiv:2502.12239 [pdf, other]
Title: Binarity at LOw Metallicity (BLOeM): Multiplicity of early B-type supergiants in the Small Magellanic Cloud
Comments: 18 pages, 14 figures, accepted for publication in Astronomy & Astrophysics
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
10. arXiv:2502.11758 [pdf, other]
Title: EBOP MAVEN: A machine learning model for predicting eclipsing binary light curve fitting parameters
Comments: 4 pages, 1 figure. Contribution to the conference "Binary and multiple stars in the era of big surveys," Litomysl, CZ, September 2024. Accepted for publication in Contributions of the Astronomical Observatory Skalnate Pleso
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Instrumentation and Methods for Astrophysics (astro-ph.IM)
11. arXiv:2502.09267 [pdf, other]
Title: The EBLM project -- XIV. TESS light curves for eclipsing binaries with very low mass companions
Comments: 12 pages, 5 Figures. This is a pre-copyedited, author-produced PDF of an article accepted for publication in MNRAS following peer review
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Earth and Planetary Astrophysics (astro-ph.EP)
12. arXiv:2502.07994 [pdf, ps, other]
Title: The PLATO Multiple Star Working Group (MSWG)
Comments: 4 pages. Contribution to the conference "Binary and multiple stars in the era of big surveys," Litomysl, CZ, September 2024. Accepted for publication in Contributions of the Astronomical Observatory Skalnate Pleso. To join the PLATO MSWG please see this webpage: this https URL
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Instrumentation and Methods for Astrophysics (astro-ph.IM)
13. arXiv:2502.07887 [pdf, other]
Title: Searching for Hot Water World Candidates with CHEOPS: Refining the radii and analysing the internal structures and atmospheric lifetimes of TOI-238 b and TOI-1685 b
Comments: 25 pages, 16 figures, accepted for publication in A&A
Journal-ref: A&A 696, A28 (2025)
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
14. arXiv:2502.07074 [pdf, other]
15. arXiv:2502.06386 [pdf, other]
Title: The EDIBLES survey. X. The 6196 Å diffuse interstellar band: Identification of side DIBs as an indication of a small carrier molecule
Comments: 13 pages, 12 figures, Accepted for publication in Astronomy & Astrophysics
Journal-ref: A&A 695, A212 (2025)
Subjects: Astrophysics of Galaxies (astro-ph.GA)
16. arXiv:2502.02644 [pdf, other]
17. arXiv:2502.02641 [pdf, other]
18. arXiv:2501.17068 [pdf, ps, other]
Title: SWIPE: Stars WIth Pulsations and Eclipses
Authors: John Southworth
Comments: 7 pages, 1 table. Contribution to the conference "Binary and multiple stars in the era of big surveys," Litomysl, CZ, September 2024. Accepted for publication in Contributions of the Astronomical Observatory Skalnate Pleso
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
19. arXiv:2501.13575 [pdf, other]
20. arXiv:2501.11910 [pdf, other]
Title: Considerations with stacking absorption spectra: cold HI gas in cirrus region of the Milky Way
Comments: This paper has 16 pages, 17 figures. This paper has been accepted for publication in Monthly Notices of the Royal Astronomical Society Main Journal
Journal-ref: Monthly Notices of the Royal Astronomical Society, Volume 536, Issue 4, February 2025, Pages 3538-3553
Subjects: Astrophysics of Galaxies (astro-ph.GA)
21. arXiv:2501.09795 [pdf, other]
22. arXiv:2501.08196 [pdf, other]
Title: The VMC Survey : LI. Classifying extragalactic sources using a probabilistic random forest supervised machine learning algorithm
Comments: MNRAS accepted
Subjects: Astrophysics of Galaxies (astro-ph.GA)
23. arXiv:2501.04523 [pdf, other]
24. arXiv:2501.02722 [pdf, other]
Title: Equatorial Enhancement in the Dustiest OH/IR Stars in the Galactic Bulge
Comments: accepted in ApJ
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
25. arXiv:2412.15852 [pdf, other]
Title: Multi-phase HI clouds in the Small Magellanic Cloud halo
Comments: 16 pages, 11 figures, accepted for publication in Astronomy & Astrophysics
Subjects: Astrophysics of Galaxies (astro-ph.GA)
26. arXiv:2412.09676 [pdf, other]
Title: OGLE-2015-BLG-1609Lb: Sub-jovian planet orbiting a low-mass stellar or brown dwarf host
Comments: 12 pages, 7 figures
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Astrophysics of Galaxies (astro-ph.GA); Solar and Stellar Astrophysics (astro-ph.SR)
27. arXiv:2412.08557 [pdf, other]
Title: CHEOPS observations confirm nodal precession in the WASP-33 system
Comments: 18 pages, 12 figures. Accepted for publication in Astronomy & Astrophysics
Journal-ref: A&A 2025 693 A128
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Solar and Stellar Astrophysics (astro-ph.SR)
28. arXiv:2412.05646 [pdf, other]
Title: Star Formation History of the Local Group Dwarf Irregular Galaxy, NGC 6822
Comments: Published in the Communications of BAO (ComBAO)
Subjects: Astrophysics of Galaxies (astro-ph.GA)
29. arXiv:2412.05642 [pdf, other]
Title: Deciphering Galactic Halos: A Detailed Review of Star Formation in NGC 5128 (Cen A)
Comments: 6 pages, 4 figures, To be published in Communications of BAO (ComBAO)
Subjects: Astrophysics of Galaxies (astro-ph.GA)
30. arXiv:2412.05423 [pdf, other]
Title: A joint effort to discover and characterize two resonant mini Neptunes around TOI-1803 with TESS, HARPS-N and CHEOPS
Comments: 26 Pages, 21 Figures Accepted for Publication in Astronomy & Astrophysics
Journal-ref: A&A 695, A273 (2025)
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
31. arXiv:2412.04215 [pdf, ps, other]
Title: Near-infrared spectroscopy of the LMC recurrent nova LMCN 1968-12a
Authors: A.Evans (Astrophysics Group, Keele University, UK), D. P. K. Banerjee (Physical Research Laboratory, Ahmedabad, India), T. R. Geballe (Gemini Observatory/NSF's NOIRLab, Hawai'i, USA), A. Polin (Department of Physics and Astronomy, Purdue University, USA), E. Y. Hsiao (Department of Physics, Florida State University, USA), K. L. Page (School of Physics and Astronomy, University of Leicester, UK), C. E. Woodward (Minnesota Institute for Astrophysics, University of Minnesota, USA), S. Starrfield (School of Earth and Space Exploration, Arizona State University, USA)
Comments: Accepted for publication in MNRAS, 4 December 2024
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
32. arXiv:2412.01921 [pdf, other]
Title: Imaging the innermost circumstellar environment of the red supergiant WOH G64 in the Large Magellanic Cloud
Comments: 10 pages, 8 figures, published in Astronomy and Astrophysics
Journal-ref: Astronomy and Astrophysics, 2024, 691, L15
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
33. arXiv:2412.00790 [pdf, other]
Title: Detection of the Long Period Variable Stars of And II Dwarf Satellite galaxy
Comments: 6 pages
Subjects: Astrophysics of Galaxies (astro-ph.GA)
34. arXiv:2411.18326 [pdf, ps, other]
Title: In-situ observations of resident space objects with the CHEOPS space telescope
Comments: 9 pages, 8 figures, Special Issue of the Journal of Space Safety Engineering
Journal-ref: Journal of Space Safety Engineering, Volume 11, Issue 3, September 2024, Pages 498-506
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Instrumentation and Methods for Astrophysics (astro-ph.IM); Data Analysis, Statistics and Probability (physics.data-an); Space Physics (physics.space-ph)
35. arXiv:2411.17118 [pdf, other]
Title: Processing of GASKAP-HI pilot survey data using a commercial supercomputer
Journal-ref: Astronomy and Computing, 2024, 51, 100901
Subjects: Instrumentation and Methods for Astrophysics (astro-ph.IM)
36. arXiv:2411.16958 [pdf, other]
Title: A possible misaligned orbit for the young planet AU Mic c
Comments: Accepted for publication in MNRAS
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Instrumentation and Methods for Astrophysics (astro-ph.IM); Solar and Stellar Astrophysics (astro-ph.SR)
37. arXiv:2411.14149 [pdf, other]
Title: X-Shooting ULLYSES: Massive Stars at Low Metallicity X. Physical Parameters and Feedback of Massive Stars in the LMC N11 B Star-Forming Region
Comments: Accepted in Astronomy and Astrophysics
Journal-ref: A&A 695, A197 (2025)
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
38. arXiv:2411.08117 [pdf, other]
Title: Tracing the Formation History of Intrahalo Light with Horizon Run 5
Authors: Hyungjin Joo (1), M. James Jee (1, 2), Juhan Kim (3), Jaehyun Lee (3), Jongwan Ko (4, 5), Changbom Park (3), Jihye Shin (4), Owain Snaith (6, 7), Christophe Pichon (8, 9, 10), Brad Gibson (11), Yonghwi Kim (12) ((1) Yonsei University, Seoul, South Korea, (2) University of California, Davis, USA, (3) Korea Institute for Advanced Study, Seoul, South Korea, (4) Korea Astronomy and Space Science Institute, Daejeon, South Korea, (5) University of Science and Technology, Daejeon, South Korea, (6) Observatoire de Paris, Meudon, France, (7) University of Exeter, Exeter, UK, (8) Sorbonne Université, Institut d'Astrophysique de Paris, France, (9) IPhT, CEA, Gif-sur-Yvette, France, (10) Korea Institute for Advanced Study, Seoul, South Korea, (11) Keele University, Staffordshire, UK, (12) Korea Institute of Science and Technology Information, Daejeon, South Korea)
Comments: Submitted to ApJ, 14 pages, 11 figures
Subjects: Astrophysics of Galaxies (astro-ph.GA)
39. arXiv:2411.07797 [pdf, other]
40. arXiv:2411.06884 [pdf, other]
Title: X-Shooting ULLYSES: Massive stars at low metallicity VI. Atmosphere and mass-loss properties of O-type giants in the Small Magellanic Cloud
Comments: 37 pages, 29 figures. Accepted for publication in Astronomy and Astrophysics
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
41. arXiv:2410.23011 [pdf, ps, other]
Title: Rediscussion of eclipsing binaries. Paper XXII. The B-type system MU Cassiopeiae
Authors: John Southworth
Comments: Accepted for publication in The Observatory. 12 pages, 3 tables, 4 colour figures
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
42. arXiv:2410.23010 [pdf, ps, other]
Title: Rediscussion of eclipsing binaries. Paper XXI. The totally-eclipsing B-type system IQ Persei
Authors: John Southworth
Comments: Accepted for publication in The Observatory. 13 pages, 4 tables, 4 black/white figures
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
43. arXiv:2410.18169 [pdf, other]
44. arXiv:2410.14937 [pdf, other]
Title: X-Shooting ULLYSES: Massive Stars at low metallicity IX: Empirical constraints on mass-loss rates and clumping parameters for OB supergiants in the Large Magellanic Cloud
Journal-ref: A&A 692, A91 (2024)
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
45. arXiv:2410.14186 [pdf, other]
Title: An automated method to detect and characterise semi-resolved star clusters
Comments: 26 pages, 17 figures, submitted to MNRAS
Subjects: Astrophysics of Galaxies (astro-ph.GA); Instrumentation and Methods for Astrophysics (astro-ph.IM)
46. arXiv:2410.07636 [pdf, other]
Title: A regularisation technique to precisely infer limb darkening using transit measurements: can we estimate stellar surface magnetic fields?
Comments: 14 pages, 12 figures (including 2 in the appendix), 2 tables, accepted for publication in MNRAS
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Earth and Planetary Astrophysics (astro-ph.EP)
47. arXiv:2410.02573 [pdf, other]
Title: BEBOP VI. Enabling the detection of circumbinary planets orbiting double-lined binaries with the DOLBY method of radial-velocity extraction
Comments: 19 pages, 8 figures, 7 tables. Accepted for publication in MNRAS
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Instrumentation and Methods for Astrophysics (astro-ph.IM); Solar and Stellar Astrophysics (astro-ph.SR)
48. arXiv:2409.20311 [pdf, other]
Title: Local HI Absorption towards the Magellanic Cloud foreground using ASKAP
Comments: Largest Galactic HI Absorption Survey To Date (GASKAP-HI): Cold Atomic Gas in the Magellanic Cloud foreground using Australian SKA Pathfinder. This paper has 19 pages, 17 figures. This paper has been accepted for publication in Monthly Notices of the Royal Astronomical Society Main Journal
Journal-ref: MNRAS 2024
Subjects: Astrophysics of Galaxies (astro-ph.GA)
49. arXiv:2409.16268 [pdf, other]
50. arXiv:2409.07523 [pdf, other]
Title: Using Neural Network Models to Estimate Stellar Ages from Lithium Equivalent Widths: An EAGLES Expansion
Comments: Accepted for publication in Monthly Notices of the Royal Astronomical Society. Code available at this https URL Electronic tables are available from the author
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA); Instrumentation and Methods for Astrophysics (astro-ph.IM); Machine Learning (cs.LG)
51. arXiv:2409.02995 [pdf, other]
Title: The K2-24 planetary system revisited by CHEOPS
Comments: 19 pages, 11 figures, 8 tables. Accepted for publication in A&A on September 4, 2024. Typos corrected
Journal-ref: A&A 690, A349 (2024)
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Solar and Stellar Astrophysics (astro-ph.SR)
52. arXiv:2408.12955 [pdf, ps, other]
Title: Rediscussion of eclipsing binaries. Paper XX. HO Tel checkout
Authors: John Southworth
Comments: Accepted for publication in The Observatory. 12 pages, 5 tables, 3 black/white figures
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
53. arXiv:2408.11657 [pdf, other]
Title: Variability and stellar pulsation incidence in Am/Fm stars using TESS and Gaia data
Comments: 14 pages, 12 figures Accepted A&A 19/08/2024 Stellar catalogues available online: this https URL
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
54. arXiv:2408.05612 [pdf, other]
55. arXiv:2408.00126 [pdf, ps, other]
Title: Characterization of the $δ$ Scuti eclipsing binary KIC 4851217 and its tertiary companion as well as detection of tidally tilted pulsations
Comments: 23 pages
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
56. arXiv:2407.20525 [pdf, other]
57. arXiv:2407.18199 [pdf, other]
58. arXiv:2407.14593 [pdf, other]
Title: Binarity at LOw Metallicity (BLOeM): a spectroscopic VLT monitoring survey of massive stars in the SMC
Comments: Accepted to A&A on 27 Aug 2024
Journal-ref: A&A 690, A289 (2024)
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
59. arXiv:2407.14216 [pdf, other]
Title: X-Shooting ULLYSES: Massive stars at low metallicity VII. Stellar and wind properties of B supergiants in the Small Magellanic Cloud
Comments: 33 pages (23+10)+(22 at Zenodo), 34 figures (21+13)+(21 at Zenodo), 7 tables (3+4)+(1 at Zenodo), accepted for publication
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
60. arXiv:2407.06097 [pdf, other]
Title: Characterisation of the Warm-Jupiter TOI-1130 system with CHEOPS and photo-dynamical approach
Comments: 22 pages, 10 figures, Accepted for publication by Astronomy and Astrophysics
Journal-ref: A&A 689, A52 (2024)
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Solar and Stellar Astrophysics (astro-ph.SR)
61. arXiv:2406.18733 [pdf, ps, other]
Title: Digging deeper into the dense Galactic globular cluster Terzan 5 with Electron-Multiplying CCDs. Variable star detection and new discoveries
Comments: 22 pages, 18 figures, 7 tables. Accepted for publication in A&A
Journal-ref: A&A 689, A108 (2024)
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Astrophysics of Galaxies (astro-ph.GA)
62. arXiv:2406.18653 [pdf, other]
63. arXiv:2406.09595 [pdf, other]
64. arXiv:2406.05447 [pdf, other]
65. arXiv:2406.04204 [pdf, other]
Title: Fundamental effective temperature measurements for eclipsing binary stars -- V. The circumbinary planet system EBLM J0608-59
Comments: 7 pages, 4 figures. This article has been accepted for publication in MNRAS. Published by Oxford University Press on behalf of the Royal Astronomical Society. arXiv admin note: substantial text overlap with arXiv:2205.01466, arXiv:2303.15008
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
66. arXiv:2406.03094 [pdf, other]
67. arXiv:2406.01716 [pdf, other]
Title: CHEOPS in-flight performance: A comprehensive look at the first 3.5 years of operations
Comments: Accepted for publication in Astronomy and Astrophysics
Subjects: Instrumentation and Methods for Astrophysics (astro-ph.IM); Earth and Planetary Astrophysics (astro-ph.EP)
68. arXiv:2406.00517 [pdf, other]
Title: The Complex Star Formation History of the Halo of NGC 5128 (Cen A)
Comments: Accepted for publication in ApJ
Subjects: Astrophysics of Galaxies (astro-ph.GA); Solar and Stellar Astrophysics (astro-ph.SR)
69. arXiv:2405.20077 [pdf, other]
70. arXiv:2405.14708 [pdf, other]
Title: Gliese 12 b: A temperate Earth-sized planet at 12 pc ideal for atmospheric transmission spectroscopy
Comments: 29 pages (20 pages in main body), 13 figures (10 figures in main body). Equal contributions from M. K. and A. F.. Accepted for Publication in ApJL at 2024 March 21
Journal-ref: Published on 2024 May 23 by Astrophysical Journal Letters (ApJL) 967 L21
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Solar and Stellar Astrophysics (astro-ph.SR)
71. arXiv:2405.13732 [pdf, other]
72. arXiv:2405.10400 [pdf, other]
Title: Early Results from the HUMDRUM Survey: A Small, Earth-mass Planet Orbits TOI-1450A
Comments: 31 pages, 17 figures, accepted in AJ
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
73. arXiv:2405.05320 [pdf, other]
Title: Kinematic substructure in star clusters constrains star cluster formation
Authors: Becky Arnold (1), Nicholas J. Wright (1) ((1) Keele University)
Comments: Accepted for publication in MNRAS. 13 pages, 10 figures
Subjects: Astrophysics of Galaxies (astro-ph.GA); Solar and Stellar Astrophysics (astro-ph.SR)
74. arXiv:2405.05032 [pdf, ps, other]
Title: A dusty rain falls on the nova V959 Monocerotis
Authors: A. Evans (Astrophysics Group, Keele University, UK), D. P. K. Banerjee (Physical Research Laboratory, Ahmedabad, India), W. P. Varricatt (UKIRT, Hawai'i, U.S.A.), V. Joshi (PRL, Ahmedabad, India)
Comments: Accepted for publication in MNRAS. 12 pages, 8 figures. Includes extensive data tables which will be available online when the paper is published
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
75. arXiv:2405.00085 [pdf, ps, other]
Title: X-Shooting ULLYSES: Massive Stars at Low Metallicity
Comments: 6 pages, 6 figures. ESO Large Programme Overview
Journal-ref: ESO Messenger, 2024
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Cosmology and Nongalactic Astrophysics (astro-ph.CO); Astrophysics of Galaxies (astro-ph.GA); High Energy Astrophysical Phenomena (astro-ph.HE); Instrumentation and Methods for Astrophysics (astro-ph.IM)