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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.

Stellar limb darkening A new MPS-ATLAS library for Kepler, TESS, CHEOPS, and PLATO passbands (2022)
Journal Article
Maxted. (2022). Stellar limb darkening A new MPS-ATLAS library for Kepler, TESS, CHEOPS, and PLATO passbands. Astronomy & Astrophysics, https://doi.org/10.1051/0004-6361/202243722

Context. The detection of the first exoplanet paved the way for the era of transit-photometry space missions with revolutionary photometric precision, whose aim is to discover new exoplanetary systems around different types of stars. With this high p... Read More about Stellar limb darkening A new MPS-ATLAS library for Kepler, TESS, CHEOPS, and PLATO passbands.

Uncovering the true periods of the young sub-Neptunes orbiting TOI-2076 (2022)
Journal Article
Maxted. (2022). Uncovering the true periods of the young sub-Neptunes orbiting TOI-2076. Astronomy & Astrophysics, A156 - A156. https://doi.org/10.1051/0004-6361/202243065

Context. TOI-2076 is a transiting three-planet system of sub-Neptunes orbiting a bright (G = 8.9 mag), young (340 ± 80 Myr) K-type star. Although a validated planetary system, the orbits of the two outer planets were unconstrained as only two non-con... Read More about Uncovering the true periods of the young sub-Neptunes orbiting TOI-2076.

Investigating the architecture and internal structure of the TOI-561 system planets with CHEOPS, HARPS-N, and TESS (2022)
Journal Article
Maxted. (2022). Investigating the architecture and internal structure of the TOI-561 system planets with CHEOPS, HARPS-N, and TESS. Monthly Notices of the Royal Astronomical Society, 4551 - 4571. https://doi.org/10.1093/mnras/stac199

We present a precise characterization of the TOI-561 planetary system obtained by combining previously published data with TESS and CHEOPS photometry, and a new set of 62 HARPS-N radial velocities (RVs). Our joint analysis confirms the presence of fo... Read More about Investigating the architecture and internal structure of the TOI-561 system planets with CHEOPS, HARPS-N, and TESS.

BEBOP III. Observations and an independent mass measurement of Kepler-16 (AB) b - the first circumbinary planet detected with radial velocities (2022)
Journal Article
Maxted, P. F. L., Triaud, A. H. M. J., Standing, M. R., Heidari, N., Martin, D. V., Boisse, I., …Willett, E. (2022). BEBOP III. Observations and an independent mass measurement of Kepler-16 (AB) b - the first circumbinary planet detected with radial velocities. Monthly Notices of the Royal Astronomical Society, 511(3), 3561-3570. https://doi.org/10.1093/mnras/stab3712

The radial velocity method is amongst the most robust and most established means of detecting exoplanets. Yet, it has so far failed to detect circumbinary planets despite their relatively high occurrence rates. Here, we report velocimetric measuremen... Read More about BEBOP III. Observations and an independent mass measurement of Kepler-16 (AB) b - the first circumbinary planet detected with radial velocities.

Detection of the tidal deformation of WASP-103b at 3 s with CHEOPS (Corrigendum) (2022)
Journal Article
Barros, S. C. C., Akinsanmi, B., Boué, G., Smith, A. M. S., Laskar, J., Ulmer-Moll, S., …Walton, N. A. (2022). Detection of the tidal deformation of WASP-103b at 3 s with CHEOPS (Corrigendum). Astronomy & Astrophysics, 658, Article C1. https://doi.org/10.1051/0004-6361/202142196e

The name of co-author Sébastien Salmon (Observatoire Astronomique de l’Université de Genève, Switzerland) was missing from the author list of the original published article. It is added among the authors in this Corrigendum.

BEBOP II: sensitivity to sub-Saturn circumbinary planets using radial-velocities (2022)
Journal Article
Maxted, & Hellier. (2022). BEBOP II: sensitivity to sub-Saturn circumbinary planets using radial-velocities. Monthly Notices of the Royal Astronomical Society, 3571 - 3583. https://doi.org/10.1093/mnras/stac113

BEBOP is a radial-velocity survey that monitors a sample of single-lined eclipsing binaries, in search of circumbinary planets by using high-resolution spectrographs. Here, we describe and test the methods we use to identify planetary signals within... Read More about BEBOP II: sensitivity to sub-Saturn circumbinary planets using radial-velocities.

Detection of the tidal deformation of WASP-103b at 3 s with CHEOPS (2022)
Journal Article
Maxted. (2022). Detection of the tidal deformation of WASP-103b at 3 s with CHEOPS. Astronomy & Astrophysics, https://doi.org/10.1051/0004-6361/202142196

Context. Ultra-short period planets undergo strong tidal interactions with their host star which lead to planet deformation and orbital tidal decay.

Aims. WASP-103b is the exoplanet with the highest expected deformation signature in its transit li... Read More about Detection of the tidal deformation of WASP-103b at 3 s with CHEOPS.

TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data (2021)
Journal Article
Hellier, & Maxted. (2021). TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data. Astronomical Journal, https://doi.org/10.3847/1538-3881/ac223a

We report the first discovery of a transiting circumbinary planet detected from a single sector of Transiting Exoplanet Survey Satellite (TESS) data. During Sector 21, the planet TIC 172900988b transited the primary star and then five days later it t... Read More about TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data.

Analysis of Early Science observations with the CHaracterising ExOPlanets Satellite (CHEOPS) using pycheops (2021)
Journal Article
Maxted, P. F. L., Ehrenreich, D., Wilson, T. G., Alibert, Y., Cameron, A. C., Hoyer, S., …Walton, N. A. (2022). Analysis of Early Science observations with the CHaracterising ExOPlanets Satellite (CHEOPS) using pycheops. Monthly Notices of the Royal Astronomical Society, 514(1), 77-104. https://doi.org/10.1093/mnras/stab3371

CHEOPS (CHaracterising ExOPlanet Satellite) is an ESA S-class mission that observes bright stars at high cadence from low-Earth orbit. The main aim of the mission is to characterize exoplanets that transit nearby stars using ultrahigh precision photo... Read More about Analysis of Early Science observations with the CHaracterising ExOPlanets Satellite (CHEOPS) using pycheops.

The changing face of AU Mic b: stellar spots, spin-orbit commensurability, and transit timing variations as seen by CHEOPS and TESS (2021)
Journal Article
Maxted. (2021). The changing face of AU Mic b: stellar spots, spin-orbit commensurability, and transit timing variations as seen by CHEOPS and TESS. Astronomy & Astrophysics, 654, Article A159

AU Mic is a young planetary system with a resolved debris disc showing signs of planet formation and two transiting warm Neptunes near mean-motion resonances. Here we analyse three transits of AU Mic b observed with the CHaracterising ExOPlanet Satel... Read More about The changing face of AU Mic b: stellar spots, spin-orbit commensurability, and transit timing variations as seen by CHEOPS and TESS.

Discovery and characterization of the exoplanets WASP-148b and c - A transiting system with two interacting giant planets (2020)
Journal Article
Hellier, Smalley, & Maxted. (2020). Discovery and characterization of the exoplanets WASP-148b and c - A transiting system with two interacting giant planets. Astronomy and Astrophysics, https://doi.org/10.1051/0004-6361/202038296

We present the discovery and characterization of WASP-148, a new extrasolar system that includes at least two giant planets. The host star is a slowly rotating inactive late-G dwarf with a V = 12 magnitude. The planet WASP-148b is a hot Jupiter of 0.... Read More about Discovery and characterization of the exoplanets WASP-148b and c - A transiting system with two interacting giant planets.