Pierre Maxted's Outputs (14)

WASP-South transiting exoplanets: WASP-130b, WASP-131b, WASP-132b, WASP-139b, WASP-140b, WASP-141b and WASP-142b (2016)
Journal Article
Hellier, C., Anderson, D., Collier Cameron, A., Delrez, L., Gillon, M., Jehin, E., …West, R. (2017). WASP-South transiting exoplanets: WASP-130b, WASP-131b, WASP-132b, WASP-139b, WASP-140b, WASP-141b and WASP-142b. Monthly Notices of the Royal Astronomical Society, 465(3), 3693-3707. https://doi.org/10.1093/mnras/stw3005

We describe seven exoplanets transiting stars of brightness V = 10.1–12.4. WASP-130b is a ‘warm Jupiter’ having an orbital period of 11.6 d around a metal-rich G6 star. Its mass and radius (1.23 ± 0.04 MJup and 0.89 ± 0.03 RJup) support the trend tha... Read More about WASP-South transiting exoplanets: WASP-130b, WASP-131b, WASP-132b, WASP-139b, WASP-140b, WASP-141b and WASP-142b.

Pulsation versus metallicism in Am stars as revealed by LAMOST and WASP (2016)
Journal Article
Smalley, B., Antoci, V., L. Holdsworth, D., W. Kurtz, D., J. Murphy, S., De Cat, P., …J. Wheatley, P. (2017). Pulsation versus metallicism in Am stars as revealed by LAMOST and WASP. Monthly Notices of the Royal Astronomical Society, 465(3), 2662-2670. https://doi.org/10.1093/mnras/stw2903

We present the results of a study of a large sample of A and Am stars with spectral types from LAMOST and light curves from WASP. We find that, unlike normal A stars, d Sct pulsations in Am stars are mostly confined to the effective temperature range... Read More about Pulsation versus metallicism in Am stars as revealed by LAMOST and WASP.

WASP-157b, a Transiting Hot Jupiter Observed with K2 (2016)
Journal Article
Močnik, T., Anderson, D., Brown, D., Collier Cameron, A., Delrez, L., Gillon, M., …West, R. (2016). WASP-157b, a Transiting Hot Jupiter Observed with K2. Publications of the Astronomical Society of the Pacific, 128(970), Article 124403. https://doi.org/10.1088/1538-3873/128/970/124403

We announce the discovery of the transiting hot Jupiter WASP-157b in a 3.95-d orbit around a V = 12.9 G2 main-sequence star. This moderately inflated planet has a Saturn-like density, with a mass of 0.57 ± 0.10 MJup and a radius of 1.06 ± 0.05 RJup.... Read More about WASP-157b, a Transiting Hot Jupiter Observed with K2.

A solar twin in the eclipsing binary LL Aquarii (2016)
Journal Article
Graczyk, D., Smolec, R., Pavlovski, K., Southworth, J., Pietrzyński, G., Maxted, P., …Anderson, R. (2016). A solar twin in the eclipsing binary LL Aquarii. Astronomy & Astrophysics, 594, Article A92. https://doi.org/10.1051/0004-6361/201628918

Aims. In the course of a project to study eclipsing binary stars in vinicity of the Sun, we found that the cooler component of LL Aqr is a solar twin candidate. This is the first known star with properties of a solar twin existing in a non-interactin... Read More about A solar twin in the eclipsing binary LL Aquarii.

WASP-92b, WASP-93b and WASP-118b: three new transiting close-in giant planets (2016)
Journal Article
Hay, K., Collier-Cameron, A., Doyle, A., Hébrard, G., Skillen, I., Anderson, D., …Wilson, P. (2016). WASP-92b, WASP-93b and WASP-118b: three new transiting close-in giant planets. Monthly Notices of the Royal Astronomical Society, 463(3), 3276 - 3289. https://doi.org/10.1093/mnras/stw2090

We present the discovery of three new transiting giant planets, first detected with the WASP telescopes, and establish their planetary nature with follow up spectroscopy and ground-based photometric light curves. WASP-92 is an F7 star, with a moderat... Read More about WASP-92b, WASP-93b and WASP-118b: three new transiting close-in giant planets.

WASP-86b and WASP-102b: super-dense versus bloated planets (2016)
Journal Article
Smalley, Hellier, & Maxted. (2016). WASP-86b and WASP-102b: super-dense versus bloated planets. arXiv,

We report the discovery of two transiting planetary systems: a super dense, sub-Jupiter mass planet WASP-86b (Mpl = 0.82 ± 0.06 MJ; Rpl = 0.63 ± 0.01 RJ), and a bloated, Saturn-like planet WASP-102b (Mpl = 0.62 ± 0.04 MJ; Rpl = 1.27 ± 0.03 RJ). They... Read More about WASP-86b and WASP-102b: super-dense versus bloated planets.

Absolute parameters for AI Phoenicis using WASP photometry (2016)
Journal Article
Maxted, & Hellier. (2016). Absolute parameters for AI Phoenicis using WASP photometry. Astronomy & Astrophysics, https://doi.org/10.1051/0004-6361/201628581

Context. AI Phe is a double-lined, detached eclipsing binary, in which a K-type sub-giant star totally eclipses its main-sequence companion every 24.6 days. This configuration makes AI Phe ideal for testing stellar evolutionary models. Difficulties i... Read More about Absolute parameters for AI Phoenicis using WASP photometry.

ELLC - a fast, flexible light curve model for detached eclipsing binary stars and transiting exoplanets (2016)
Journal Article
Maxted, P. (2016). ELLC - a fast, flexible light curve model for detached eclipsing binary stars and transiting exoplanets. Astronomy & Astrophysics, 591, Article A111. https://doi.org/10.1051/0004-6361/201628579

Very high quality light curves are now available for thousands of detached eclipsing binary stars and transiting exoplanet systems as a result of surveys for transiting exoplanets and other large-scale photometric surveys. I have developed a binary s... Read More about ELLC - a fast, flexible light curve model for detached eclipsing binary stars and transiting exoplanets.

Five transiting hot Jupiters discovered using WASP-South, Euler and TRAPPIST: WASP-119 b, WASP-124 b, WASP-126 b, WASP-129 b and WASP-133 b (2016)
Journal Article
Maxted, P., Anderson, D., Collier Cameron, A., Delrez, L., Gillon, M., Hellier, C., …West, R. (2016). Five transiting hot Jupiters discovered using WASP-South, Euler and TRAPPIST: WASP-119 b, WASP-124 b, WASP-126 b, WASP-129 b and WASP-133 b. Astronomy and Astrophysics, 591, Article A55. https://doi.org/10.1051/0004-6361/201628250

We have used photometry from the WASP-South instrument to identify 5 stars showing planet-like transits in their light curves. The planetary nature of the companions to these stars has been confirmed using photometry from the EulerCam instrument on t... Read More about Five transiting hot Jupiters discovered using WASP-South, Euler and TRAPPIST: WASP-119 b, WASP-124 b, WASP-126 b, WASP-129 b and WASP-133 b.

WASP-121 b: a hot Jupiter close to tidal disruption transiting an active F star (2016)
Journal Article
Hellier, Smalley, & Maxted. (2016). WASP-121 b: a hot Jupiter close to tidal disruption transiting an active F star. Monthly Notices of the Royal Astronomical Society, 4025 - 4043. https://doi.org/10.1093/mnras/stw522

We present the discovery by the WASP-South survey of WASP-121 b, a new remarkable short-period transiting hot Jupiter. The planet has a mass of 1.183+0.064-0.062MJup, a radius of 1.865 ± 0.044 RJup, and transits every 1.2749255+0.0000020-0.0000025 da... Read More about WASP-121 b: a hot Jupiter close to tidal disruption transiting an active F star.

WASP-120 b, WASP-122 b, and WASP-123 b: Three Newly Discovered Planets from the WASP-South Survey (2016)
Journal Article
Turner, O., Anderson, D., Collier Cameron, A., Delrez, L., Evans, D., Gillon, M., …West, R. (2016). WASP-120 b, WASP-122 b, and WASP-123 b: Three Newly Discovered Planets from the WASP-South Survey. Publications of the Astronomical Society of the Pacific, 128, Article 064401. https://doi.org/10.1088/1538-3873/128/964/064401

We present the discovery by the WASP-South survey of three planets transiting moderately bright stars (V ˜ 11). WASP-120 b is a massive (4.85 M Jup ) planet in a 3.6-day orbit that we find likely to be eccentric around an F5 star. WASP-122 b is a hot... Read More about WASP-120 b, WASP-122 b, and WASP-123 b: Three Newly Discovered Planets from the WASP-South Survey.

High-resolution Imaging of Transiting Extrasolar Planetary systems (HITEP) I. Lucky imaging observations of 101 systems in the southern hemisphere (2016)
Journal Article
Evans, D., Southworth, J., Maxted, P., Skottfelt, J., Hundertmark, M., Jørgensen, U., …Wertz, O. (2016). High-resolution Imaging of Transiting Extrasolar Planetary systems (HITEP) I. Lucky imaging observations of 101 systems in the southern hemisphere. Astronomy & Astrophysics, 589, A58. https://doi.org/10.1051/0004-6361/201527970

Context. Wide binaries are a potential pathway for the formation of hot Jupiters. The binary fraction among host stars is an important discriminator between competing formation theories, but has not been well characterised. Additionally, contaminatin... Read More about High-resolution Imaging of Transiting Extrasolar Planetary systems (HITEP) I. Lucky imaging observations of 101 systems in the southern hemisphere.

WASP-135b: A Highly Irradiated, Inflated Hot Jupiter Orbiting a G5V Star (2016)
Journal Article
Spake, J. J., Brown, D. J. A., Doyle, A. P., Hébrard, G., McCormac, J., Armstrong, D. J., …Wheatley, P. J. (2016). WASP-135b: A Highly Irradiated, Inflated Hot Jupiter Orbiting a G5V Star. Publications of the Astronomical Society of the Pacific, 128(960), 024401. https://doi.org/10.1088/1538-3873/128/960/024401

We report the discovery of a new transiting planet from the WASP survey. WASP-135b is a hot Jupiter with radius 1.30 ± 0.09 RJup, mass 1.90 ± 0.08 MJup, and an orbital period of 1.401 days. Its host is a Sun-like star, with a G5 spectral type and a m... Read More about WASP-135b: A Highly Irradiated, Inflated Hot Jupiter Orbiting a G5V Star.

Three irradiated and bloated hot Jupiters: WASP-76b, WASP-82b, and WASP-90b (2016)
Journal Article
West, R., Almenara, J., Anderson, D., Bouchy, F., Brown, D., Collier Cameron, A., …Udry, S. (2016). Three irradiated and bloated hot Jupiters: WASP-76b, WASP-82b, and WASP-90b. Astronomy & Astrophysics, 585, Article A126. https://doi.org/10.1051/0004-6361/201527276

We report on three new transiting hot Jupiter planets, discovered from the WASP surveys, which we combine with radial velocities from OHP/SOPHIE and Euler/CORALIE and photometry from Euler and TRAPPIST. The planets WASP-76b, WASP-82b, and WASP-90b ar... Read More about Three irradiated and bloated hot Jupiters: WASP-76b, WASP-82b, and WASP-90b.