Search Results - "Cameron, ACollier"
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Stellar rotation in the Hyades and Praesepe: gyrochronology and braking time-scale
Published in Monthly notices of the Royal Astronomical Society (21-05-2011)“…We present the results of photometric surveys for stellar rotation in the Hyades and in Praesepe, using data obtained as part of the SuperWASP exoplanetary…”
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Are falling planets spinning up their host stars?
Published in Monthly notices of the Royal Astronomical Society (21-07-2011)“…We investigate the effects of tidal interactions on the planetary orbits and stellar spin rates of the WASP-18 and WASP-19 planetary systems using a forward…”
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Thermal emission at 4.5 and 8 μm of WASP-17b, an extremely large planet in a slightly eccentric orbit
Published in Monthly notices of the Royal Astronomical Society (21-09-2011)“…We report the detection of thermal emission at 4.5 and 8 μm from the planet WASP-17b. We used Spitzer to measure the system brightness at each wavelength…”
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WASP-41b: A Transiting Hot Jupiter Planet Orbiting a Magnetically Active G8V Star
Published in Publications of the Astronomical Society of the Pacific (01-05-2011)“…We report the discovery of a transiting planet with an orbital period of 3.05 days orbiting the star TYC 7247-587-1. The star, WASP-41, is a moderately bright…”
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Line-profile tomography of exoplanet transits – II. A gas-giant planet transiting a rapidly rotating A5 star
Published in Monthly notices of the Royal Astronomical Society (01-09-2010)“…Most of our knowledge of extrasolar planets rests on precise radial-velocity measurements, either for direct detection or for confirmation of the planetary…”
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Thermal emission from WASP-33b, the hottest known planet
Published in Monthly notices of the Royal Astronomical Society (01-09-2011)“…We report ground-based observations at 0.91 μm of the occultation of the hot Jupiter WASP-33b by its A5 host star. We measure the planet to be 0.109 ± 0.030…”
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WASP-1b and WASP-2b: two new transiting exoplanets detected with SuperWASP and SOPHIE
Published in Monthly notices of the Royal Astronomical Society (01-03-2007)“…We have detected low-amplitude radial-velocity variations in two stars, USNO-B1.0 1219–0005465 (GSC 02265–00107 = WASP–1) and USNO-B1.0 0964–0543604 (GSC…”
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Secondary radio eclipse of the transiting planet HD 189733 b: an upper limit at 307–347 MHz
Published in Monthly notices of the Royal Astronomical Society (01-05-2009)“…We report the first attempt to observe the secondary eclipse of a transiting extra-solar planet at radio wavelengths. We observed HD 189733 b with the Robert…”
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WASP-14b: 7.3 MJ transiting planet in an eccentric orbit
Published in Monthly notices of the Royal Astronomical Society (01-02-2009)“…We report the discovery of a 7.3 MJ exoplanet WASP-14b, one of the most massive transiting exoplanets observed to date. The planet orbits the 10th-magnitude…”
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The spin-orbit angles of the transiting exoplanets WASP-1b, WASP-24b, WASP-38b and HAT-P-8b from Rossiter-McLaughlin observations
Published in Monthly notices of the Royal Astronomical Society (01-07-2011)“…We present observations of the Rossiter-McLaughlin effect for the transiting exoplanets WASP-1b, WASP-24b, WASP-38b and HAT-P-8b, and deduce the orientations…”
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Estimating the masses of extra-solar planets
Published in Monthly notices of the Royal Astronomical Society (01-11-2010)“…All extra-solar planet masses that have been derived spectroscopically are lower limits since the inclination of the orbit to our line-of-sight is unknown…”
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WASP-32b: A Transiting Hot Jupiter Planet Orbiting a Lithium-Poor, Solar-Type Star
Published in Publications of the Astronomical Society of the Pacific (01-12-2010)“…We report the discovery of a transiting planet orbiting the star TYC 2-1155-1. The star, WASP-32, is a moderately bright ( V = 11.3 V = 11.3 ) solar-type star…”
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The spin–orbit alignment of the transiting exoplanet WASP-3b from Rossiter–McLaughlin observations
Published in Monthly notices of the Royal Astronomical Society (01-07-2010)“…We present an observation of the Rossiter–McLaughlin effect for the planetary system WASP-3. Radial velocity measurements were made during transit using the…”
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A search for molecules in the atmosphere of HD 189733b
Published in Monthly notices of the Royal Astronomical Society (01-01-2010)“…We use signal enhancement techniques and a matched filter analysis to search for the K-band spectroscopic absorption signature of the close orbiting extrasolar…”
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On the alignment of debris discs and their host starsa rotation axis a implications for spinaorbit misalignment in exoplanetary systems
Published in Monthly notices of the Royal Astronomical Society. Letters (01-05-2011)“…It has been widely thought that measuring the misalignment angle between the orbital plane of a transiting exoplanet and the spin of its host star was a good…”
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Differential rotation on both components of the pre-main-sequence binary system HD 155555
Published in Monthly notices of the Royal Astronomical Society (11-07-2008)“…We present the first measurements of surface differential rotation on a pre-main-sequence binary system. Using intensity (Stokes I) and circularly polarized…”
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HD179949b: a close orbiting extrasolar giant planet with a stratosphere?
Published in Monthly notices of the Royal Astronomical Society (01-11-2008)“…We have carried out a search for the 2.14- mu m spectroscopic signature of the close orbiting extrasolar giant planet, HD179949b. High-cadence time-series…”
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WASP-40b: Independent Discovery of the 0.6 MJup Transiting Exoplanet HAT-P-27b
Published in Publications of the Astronomical Society of the Pacific (2011)“…From WASP photometry and SOPHIE radial velocities we report the discovery of WASP-40b (HAT-P-27b), a 0.6 planet that transits its 12th magnitude host star…”
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An orbital period of 0.94days for the hot-Jupiter planet WASP-18b
Published in Nature (London) (07-08-2009)“…The 'hot Jupiters' that abound in lists of known extrasolar planets are thought to have formed far from their host stars, but migrate inwards through…”
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SuperWASP-North extrasolar planet candidates between 3 super(h) < RA < 6 super(h)
Published in Monthly notices of the Royal Astronomical Society (21-10-2007)“…The Wide Angle Search for Planets (WASP) photometrically surveys a large number of nearby stars to uncover candidate extrasolar planet systems by virtue of…”
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