289 citations · 1.7k across the 28 of their papers we have counts for
28 papers
TOI-1268b: the youngest, hot, Saturn-mass transiting exoplanet
J. Šubjak, M. Endl, P. Chaturvedi +41
We report the discovery of TOI-1268b, a transiting Saturn-mass planet from the TESS space mission. With an age of less than one Gyr, derived from various age indicators, TOI-1268b…
The atmosphere and architecture of WASP-189 b probed by its CHEOPS phase curve
A. Deline, M. J. Hooton, M. Lendl +83
Gas giants orbiting close to hot and massive early-type stars can reach dayside temperatures that are comparable to those of the coldest stars. These "ultra-hot Jupiters" have atmo…
K2-99 revisited: a non-inflated warm Jupiter, and a temperate giant planet on a 522-d orbit around a subgiant
A. M. S. Smith, S. N. Breton, Sz. Csizmadia +29
We report new photometric and spectroscopic observations of the K2-99 planetary system. Asteroseismic analysis of the short-cadence light curve from K2's Campaign 17 allows us to r…
Analysis of Early Science observations with the CHaracterising ExOPlanets Satellite (CHEOPS) using pycheops
P. F. L. Maxted, D. Ehrenreich, T. G. Wilson +77
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…
The young HD 73583 (TOI-560) planetary system: Two 10-M mini-Neptunes transiting a 500-Myr-old, bright, and active K dwarf
O. Barragán, D. J. Armstrong, D. Gandolfi +103
We present the discovery and characterisation of two transiting planets observed by \textit{TESS} in the light curves of the young and bright (V=9.67) star HD73583 (TOI-560). We pe…
Spi-OPS: Spitzer and CHEOPS confirm the near-polar orbit of MASCARA-1 b and reveal a hint of dayside reflection
M. J. Hooton, S. Hoyer, D. Kitzmann +82
The light curves of tidally locked hot Jupiters transiting fast-rotating, early-type stars are a rich source of information about both the planet and star, with full-phase coverage…
The power of wavelets in analysis of transit and phase curves in presence of stellar variability and instrumental noise I. Method and validation
Sz. Csizmadia, A. M. S. Smith, J. Cabrera +3
Stellar photometric variability and instrumental effects, like cosmic ray hits, data discontinuities, data leaks, instrument aging etc. cause difficulties in the characterization o…
The changing face of AU Mic b: stellar spots, spin-orbit commensurability, and Transit Timing Variations as seen by CHEOPS and TESS
Gy. M. Szabó, D. Gandolfi, A. Brandeker +78
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…
K2-137 b: an Earth-sized planet in a 4.3-hour orbit around an M-dwarf
A. M. S. Smith, J. Cabrera, Sz. Csizmadia +34
We report the discovery from K2 of a transiting terrestrial planet in an ultra-short-period orbit around an M3-dwarf. K2-137 b completes an orbit in only 4.3 hours, the second-shor…
K2-139 b: a low-mass warm Jupiter on a 29-day orbit transiting an active K0 V star
O. Barragán, D. Gandolfi, A. M. S. Smith +27
We announce the discovery of K2-139 b (EPIC 218916923 b), a transiting warm-Jupiter (=54725 K) on a 29-day orbit around an active (log =…
K2-99: a subgiant hosting a transiting warm Jupiter in an eccentric orbit and a long-period companion
A. M. S. Smith, D. Gandolfi, O. Barragán +30
We report the discovery from K2 of a transiting planet in an 18.25-d, eccentric (0.19 0.04) orbit around K2-99, an 11th magnitude subgiant in Virgo. We confirm the planetary n…
V5852 Sgr: An Unusual Nova Possibly Associated with the Sagittarius Stream
E. Aydi, P. Mróz, P. A. Whitelock +16
We report spectroscopic and photometric follow-up of the peculiar nova V5852~Sgr (discovered as OGLE-2015-NOVA-01), which exhibits a combination of features from different nova cla…
Planet Hunters X. KIC 8462852 - Where's the Flux?
T. S. Boyajian, D. M. LaCourse, S. A. Rappaport +46
Over the duration of the Kepler mission, KIC8462852 was observed to undergo irregularly shaped, aperiodic dips in flux of up to \%. The dipping activity can last for betwe…
WASP-120b, WASP-122b and WASP-123b: Three newly discovered planets from the WASP-South survey
O. D. Turner, D. R. Anderson, A. Collier Cameron +15
We present the discovery by the WASP-South survey of three planets transiting moderately bright stars (V ~ 11). WASP-120b is a massive (5.0MJup) planet in a 3.6-day orbit that we f…
Three WASP-South transiting exoplanets: WASP-74b, WASP-83b & WASP-89b
Coel Hellier, D. R. Anderson, A. Collier Cameron +16
We report the discovery of three new transiting hot Jupiters by WASP-South together with the TRAPPIST photometer and the Euler/CORALIE spectrograph. WASP-74b orbits a star of V = 9…
Six newly-discovered hot Jupiters transiting F/G stars: WASP-87b, WASP-108b, WASP-109b, WASP-110b, WASP-111b & WASP-112b
D. R. Anderson, D. J. A. Brown, A. Collier Cameron +21
We present the discoveries of six transiting hot Jupiters: WASP-87b, WASP-108b, WASP-109b, WASP-110b, WASP-111b and WASP-112b. The planets have masses of 0.51--2.2 an…
WASP-94 A and B planets: hot-Jupiter cousins in a twin-star system
M. Neveu-VanMalle, D. Queloz, D. R. Anderson +17
We report the discovery of two hot-Jupiter planets, each orbiting one of the stars of a wide binary system. WASP-94A (2MASS 20550794-3408079) is an F8 type star hosting a transitin…
WASP-117b: a 10-day-period Saturn in an eccentric and misaligned orbit
M. Lendl, A. H. M. J. Triaud, D. R. Anderson +17
We report the discovery of WASP-117b, the first planet with a period beyond 10 days found by the WASP survey. The planet has a mass of , a radius o…
WASP-103b: a new planet at the edge of tidal disruption
M. Gillon, D. R. Anderson, A. Collier-Cameron +16
We report the discovery of WASP-103b, a new ultra-short-period planet (P=22.2 hr) transiting a 12.1 V-magnitude F8-type main-sequence star (1.22+-0.04 Msun, 1.44-0.03+0.05 Rsun, Te…
Transiting hot Jupiters from WASP-South, Euler and TRAPPIST: WASP-95b to WASP-101b
Coel Hellier, D. R. Anderson, A. Collier Cameron +15
We report the discovery of the transiting exoplanets WASP-95b, WASP-96b, WASP-97b, WASP-98b, WASP-99b, WASP-100b and WASP-101b. All are hot Jupiters with orbital periods in the ran…
Three sub-Jupiter-mass planets: WASP-69b & WASP-84b transit active K dwarfs and WASP-70Ab transits the evolved primary of a G4+K3 binary
D. R. Anderson, A. Collier Cameron, L. Delrez +21
We report the discovery of the transiting exoplanets WASP-69b, WASP-70Ab and WASP-84b, each of which orbits a bright star (. WASP-69b is a bloated Saturn-mass planet (0.2…
WASP-77 Ab: A transiting hot Jupiter planet in a wide binary system
P. F. L. Maxted, D. R. Anderson, A. Collier Cameron +16
We report the discovery of a transiting planet with an orbital period of 1.36d orbiting the brighter component of the visual binary star BD -07 436. The host star, WASP-77A, is a m…
WASP-71b: a bloated hot Jupiter in a 2.9-day, prograde orbit around an evolved F8 star
A. M. S. Smith, D. R. Anderson, F. Bouchy +20
We report the discovery by the WASP transit survey of a highly-irradiated, massive (2.242 +/- 0.080 MJup) planet which transits a bright (V = 10.6), evolved F8 star every 2.9 days.…
WASP-54b, WASP-56b and WASP-57b: Three new sub-Jupiter mass planets from SuperWASP
F. Faedi, D. Pollacco, S. C. C. Barros +38
We present three newly discovered sub-Jupiter mass planets from the SuperWASP survey: WASP-54b is a heavily bloated planet of mass 0.636 \mj and radius 1.653$^{…