The HD 93963 A transiting system: A 1.04d super-Earth and a 3.65 d sub-Neptune discovered by TESS and CHEOPS (2022)
Journal Article
Maxted. (2022). The HD 93963 A transiting system: A 1.04d super-Earth and a 3.65 d sub-Neptune discovered by TESS and CHEOPS. Astronomy & Astrophysics, https://doi.org/10.1051/0004-6361/202243093

We present the discovery of two small planets transiting HD 93963A (TOI-1797), a GOV star (M* = 1.109 ± 0.043M?, R* = 1.043 ± 0.009 R?) in a visual binary system. We combined TESS and CHEOPS space-borne photometry with MuSCAT 2 ground-based photometr... Read More about The HD 93963 A transiting system: A 1.04d super-Earth and a 3.65 d sub-Neptune discovered by TESS and CHEOPS.

Fundamental effective temperature measurements for eclipsing binary stars – II. The detached F-type eclipsing binary CPD-54 810 (2022)
Journal Article
Miller, N. J., Maxted, P. F. L., Graczyk, D., Tan, T. G., & Southworth, J. (2022). Fundamental effective temperature measurements for eclipsing binary stars – II. The detached F-type eclipsing binary CPD-54 810. Monthly Notices of the Royal Astronomical Society, 517(4), 5129-5143. https://doi.org/10.1093/mnras/stac2968

CPD-54 810 is a double-lined detached eclipsing binary containing two mid-F type dwarfs on an eccentric 26-d orbit. We perform a combined analysis of the extensive photometry obtained by the TESS space mission along with previously published observat... Read More about Fundamental effective temperature measurements for eclipsing binary stars – II. The detached F-type eclipsing binary CPD-54 810.

The stable climate of KELT-9b (2022)
Journal Article
Jones, K., Morris, B., Demory, B., Ehrenreich, D., Hoyer, S., Simon, A., …Jungo, W. (2022). The stable climate of KELT-9b. Astronomy & Astrophysics, 666, Article A118. https://doi.org/10.1051/0004-6361/202243823

Even among the most irradiated gas giants, so-called ultra-hot Jupiters, KELT-9b stands out as the hottest planet thus far discovered with a dayside temperature of over 4500 K. At these extreme irradiation levels, we expect an increase in heat redist... Read More about The stable climate of KELT-9b.

The Gaia-ESO Public Spectroscopic Survey: Implementation, data products, open cluster survey, science, and legacy (2022)
Journal Article
Wright, Jeffries, Abbas, U., Borsen-Koch, V., Villanova, S., Wright, N., …Bragaglia, A. (2022). The Gaia-ESO Public Spectroscopic Survey: Implementation, data products, open cluster survey, science, and legacy. Astronomy & Astrophysics, https://doi.org/10.1051/0004-6361/202243141

Context. In the last 15 years different ground-based spectroscopic surveys have been started (and completed) with the general aim of delivering stellar parameters and elemental abundances for large samples of Galactic stars, complementing Gaia astrom... Read More about The Gaia-ESO Public Spectroscopic Survey: Implementation, data products, open cluster survey, science, and legacy.

The Gaia-ESO Public Spectroscopic Survey: Motivation, implementation, GIRAFFE data processing, analysis, and final data products star (2022)
Journal Article
Gilmore, G., Randich, S., Worley, C., Hourihane, A., Gonneau, A., Sacco, G., …Zorec, J. (2022). The Gaia-ESO Public Spectroscopic Survey: Motivation, implementation, GIRAFFE data processing, analysis, and final data products star. Astronomy & Astrophysics, 66, Article A120. https://doi.org/10.1051/0004-6361/202243134

Context. The Gaia-ESO Public Spectroscopic Survey is an ambitious project designed to obtain astrophysical parameters and elemental abundances for 100 000 stars, including large representative samples of the stellar populations in the Galaxy, and a w... Read More about The Gaia-ESO Public Spectroscopic Survey: Motivation, implementation, GIRAFFE data processing, analysis, and final data products star.

Revisiting the Transit Timing Variations in the TrES-3 and Qatar-1 Systems with TESS Data (2022)
Journal Article
Kumar Mannaday, V., Thakur, P., Southworth, J., Jiang, I., Sahu, D., Mancini, L., …Shlyapnikov, A. (2022). Revisiting the Transit Timing Variations in the TrES-3 and Qatar-1 Systems with TESS Data. Astronomical Journal, 164(5), 1-20. https://doi.org/10.3847/1538-3881/ac91c2

We present and analyze 58 transit light curves of TrES-3b and 98 transit light curves of Qatar-1b, observed by the Transiting Exoplanet Survey Satellite, plus two transit light curves of Qatar-1b, observed by us, using a ground-based 1.23 m telescope... Read More about Revisiting the Transit Timing Variations in the TrES-3 and Qatar-1 Systems with TESS Data.

Surface brightness-colour relations of dwarf stars from detached eclipsing binaries I. Calibrating sample (2022)
Journal Article
Graczyk, D., Pietrzynski, G., Galan, C., Southworth, J., Gieren, W., Kaluszynski, M., …Wielgorski, P. (2022). Surface brightness-colour relations of dwarf stars from detached eclipsing binaries I. Calibrating sample. Astronomy & Astrophysics, 666, 1-17. https://doi.org/10.1051/0004-6361/202244122

Aims. Surface brightness – colour relations (SBCRs) are very useful tools for predicting the angular diameters of stars. They offer the possibility to calculate very precise spectrophotometric distances by the eclipsing binary method or the Baade-Wes... Read More about Surface brightness-colour relations of dwarf stars from detached eclipsing binaries I. Calibrating sample.

Massive young stellar objects in the Local Group spiral galaxy M 33 identified using machine learning (2022)
Journal Article
Kinson, D., Oliveira, J., & Van Loon, J. (2022). Massive young stellar objects in the Local Group spiral galaxy M 33 identified using machine learning. Monthly Notices of the Royal Astronomical Society, 140 - 160. https://doi.org/10.1093/mnras/stac2692

We present a supervised machine learning classification of stellar populations in the Local Group spiral galaxy M?33. The Probabilistic Random Forest (PRF) methodology, previously applied to populations in NGC?6822, utilizes both near and far-IR clas... Read More about Massive young stellar objects in the Local Group spiral galaxy M 33 identified using machine learning.

Rise and fall of silicate dust in RS Ophiuchi following the 2006 eruption (2022)
Journal Article
Rushton, M. T., Woodward, C. E., Gehrz, R. D., Evans, A., Kaminsky, B., Pavlenko, Y. V., & Eyres, S. P. S. (2022). Rise and fall of silicate dust in RS Ophiuchi following the 2006 eruption. Monthly Notices of the Royal Astronomical Society, 517(2), 2526-2533. https://doi.org/10.1093/mnras/stac2771

We present an analysis of archival Spitzer InfraRed Spectrograph (IRS) observations of the recurrent nova RS Ophiuchi obtained on several occasions, beginning about 7 months after the outburst in 2006. These data show atomic emission lines, absorptio... Read More about Rise and fall of silicate dust in RS Ophiuchi following the 2006 eruption.

The effects of surface fossil magnetic fields on massive star evolution: IV. Grids of models at Solar, LMC, and SMC metallicities (2022)
Journal Article
Keszthelyi, Z., de Koter, A., Götberg, Y., Meynet, G., Brands, S. A., Petit, V., …ud-Doula, A. (2022). The effects of surface fossil magnetic fields on massive star evolution: IV. Grids of models at Solar, LMC, and SMC metallicities. Monthly Notices of the Royal Astronomical Society, 517(2), 2028 - 2055. https://doi.org/10.1093/mnras/stac2598

Magnetic fields can drastically change predictions of evolutionary models of massive stars via mass-loss quenching, magnetic braking, and efficient angular momentum transport, which we aim to quantify in this work. We use the MESA software instrument... Read More about The effects of surface fossil magnetic fields on massive star evolution: IV. Grids of models at Solar, LMC, and SMC metallicities.

GJ 3090 b: one of the most favourable mini-Neptune for atmospheric characterisation (2022)
Journal Article
Hellier. (2022). GJ 3090 b: one of the most favourable mini-Neptune for atmospheric characterisation. Astronomy & Astrophysics, https://doi.org/10.1051/0004-6361/202243975

We report the detection of GJ 3090 b (TOI-177.01), a mini-Neptune on a 2.9-day orbit transiting a bright (K = 7.3 mag) M2 dwarf located at 22 pc. The planet was identified by the Transiting Exoplanet Survey Satellite and was confirmed with the High A... Read More about GJ 3090 b: one of the most favourable mini-Neptune for atmospheric characterisation.

The EBLM project – IX. Five fully convective M-dwarfs, precisely measured with CHEOPS and TESS light curves (2022)
Journal Article
Maxted. (2022). The EBLM project – IX. Five fully convective M-dwarfs, precisely measured with CHEOPS and TESS light curves. Monthly Notices of the Royal Astronomical Society, 519(3), 3546–3563. https://doi.org/10.1093/mnras/stac2565

Eclipsing binaries are important benchmark objects to test and calibrate stellar structure and evolution models. This is especially true for binaries with a fully convective M-dwarf component for which direct measurements of these stars' masses and r... Read More about The EBLM project – IX. Five fully convective M-dwarfs, precisely measured with CHEOPS and TESS light curves.

The recurrent nova V3890 Sgr: a near-infrared and optical study of the red giant component and its environment (2022)
Journal Article
Kaminsky, B., Evans, A., Pavlenko, Y. V., Woodward, C. E., Banerjee, D. P. K., Gehrz, R. D., …Wagner, R. M. (2022). The recurrent nova V3890 Sgr: a near-infrared and optical study of the red giant component and its environment. Monthly Notices of the Royal Astronomical Society, 517(4), 6064-6076. https://doi.org/10.1093/mnras/stac2199

We present an analysis of the red giant component of the recurrent nova V3890 Sgr, using data obtained before and after its 2019 eruption. Its effective temperature is Teff = 3050±200 K for log g = 0.7, although there are modest changes in Teff. Ther... Read More about The recurrent nova V3890 Sgr: a near-infrared and optical study of the red giant component and its environment.

Infrared spectroscopy of the 2019 eruption of the recurrent nova V3890 Sgr: Separation into equatorial and polar winds revealed (2022)
Journal Article
Evans, A., Geballe, T. R., Woodward, C. E., Banerjee, D. P. K., Gehrz, R. D., Starrfield, S., & Shahbandeh, M. (2022). Infrared spectroscopy of the 2019 eruption of the recurrent nova V3890 Sgr: Separation into equatorial and polar winds revealed. Monthly Notices of the Royal Astronomical Society, 517(4), 6077-6090. https://doi.org/10.1093/mnras/stac2363

We present infrared spectroscopy of the 2019 eruption of the recurrent nova V3890 Sgr, obtained over the period 5.1–46.3 days after the eruption. The spectrum of the red giant became more prominent as the flux declined, and by day 46.3 dominated the... Read More about Infrared spectroscopy of the 2019 eruption of the recurrent nova V3890 Sgr: Separation into equatorial and polar winds revealed.

Identification of carbon dioxide in an exoplanet atmosphere (2022)
Journal Article
Ahrer, E., Wheatley, P. J., Alderson, L., Wakeford, H. R., Grant, D., Batalha, N. M., …Zhang, X. (2022). Identification of carbon dioxide in an exoplanet atmosphere. Nature, 614, 649-652. https://doi.org/10.1038/s41586-022-05269-w

Carbon dioxide (CO2) is a key chemical species that is found in a wide range of planetary atmospheres. In the context of exoplanets, CO2 is an indicator of the metal enrichment (i.e., elements heavier than helium, also called "metallicity"), and thus... Read More about Identification of carbon dioxide in an exoplanet atmosphere.

The HD 260655 system: Two rocky worlds transiting a bright M dwarf at 10 pc (2022)
Journal Article
Hellier. (2022). The HD 260655 system: Two rocky worlds transiting a bright M dwarf at 10 pc. Astronomy & Astrophysics, 1 - 23. https://doi.org/10.1051/0004-6361/202243834

We report the discovery of a multiplanetary system transiting the M0 V dwarf HD 260655 (GJ 239, TOI-4599). The system consists of at least two transiting planets, namely HD 260655 b, with a period of 2.77 d, a radius of Rb = 1.240 ± 0.023 R?, a mass... Read More about The HD 260655 system: Two rocky worlds transiting a bright M dwarf at 10 pc.

The GAPS Programme at TNG XXXVI. Measurement of the Rossiter-McLaughlin effect and revising the physical and orbital parameters of the HAT-P-15, HAT-P-17, HAT-P-21, HAT-P-26, HAT-P-29 eccentric planetary systems (2022)
Journal Article
Mancini, L., Esposito, M., Covino, E., Southworth, J., Poretti, E., Andreuzzi, G., …Piotto, G. (2022). The GAPS Programme at TNG XXXVI. Measurement of the Rossiter-McLaughlin effect and revising the physical and orbital parameters of the HAT-P-15, HAT-P-17, HAT-P-21, HAT-P-26, HAT-P-29 eccentric planetary systems. Astronomy & Astrophysics, 664, Article A162. https://doi.org/10.1051/0004-6361/202243742

Context. The measurement of the spin-orbit alignment of hot Jupiters, including a range of orbital and physical properties, can provide information about the evolution of the orbits of this special class of giant planets.

Aims. We aim to refine th... Read More about The GAPS Programme at TNG XXXVI. Measurement of the Rossiter-McLaughlin effect and revising the physical and orbital parameters of the HAT-P-15, HAT-P-17, HAT-P-21, HAT-P-26, HAT-P-29 eccentric planetary systems.

A stellar occultation by the transneptunian object (50000) Quaoar observed by CHEOPS (2022)
Journal Article
Maxted. (2022). A stellar occultation by the transneptunian object (50000) Quaoar observed by CHEOPS. Astronomy & Astrophysics, 1 - 9. https://doi.org/10.1051/0004-6361/202244221

Context. Stellar occultation is a powerful technique that allows the determination of some physical parameters of the occulting object. The result depends on the photometric accuracy, the temporal resolution, and the number of chords obtained. Space... Read More about A stellar occultation by the transneptunian object (50000) Quaoar observed by CHEOPS.

Very massive star winds as sources of the short-lived radioactive isotope Al-26 (2022)
Journal Article
Hirschi. (2022). Very massive star winds as sources of the short-lived radioactive isotope Al-26. Astronomy & Astrophysics,

Context. The 26Al short-lived radioactive nuclide is the source of the observed galactic diffuse ?-ray emission at 1.8 MeV. While different sources of 26Al have been explored, such as asymptotic giant branch stars, massive stellar winds, and supernov... Read More about Very massive star winds as sources of the short-lived radioactive isotope Al-26.

Power-2 limb-darkening coefficients for the uvby, UBVRIJHK, SDSS ugriz, Gaia, Kepler, and TESS photometric systems (2022)
Journal Article
Claret, A., & Southworth, J. (2022). Power-2 limb-darkening coefficients for the uvby, UBVRIJHK, SDSS ugriz, Gaia, Kepler, and TESS photometric systems. Astronomy & Astrophysics, 664, Article A128. https://doi.org/10.1051/0004-6361/202243827

Context. Limb darkening is an important stellar phenomenon and must be accounted for in the study of stellar spectra, eclipsing binaries, transiting planetary systems, and microlensing events. The power-2 limb-darkening law provides a good match to t... Read More about Power-2 limb-darkening coefficients for the uvby, UBVRIJHK, SDSS ugriz, Gaia, Kepler, and TESS photometric systems.