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Related papers: The secondary eclipse of CoRoT-1b

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K2-141 b is a transiting, small (1.5 Re) ultra-short-period (USP) planet discovered by Kepler orbiting a K-dwarf host star every 6.7 hours. The planet's high surface temperature makes it an excellent target for thermal emission…

We use photometric and spectroscopic observations of the detached eclipsing binary V209 omega Cen to derive the masses, radii, and luminosities of the component stars. The system exhibits total eclipses and, based on the measured systemic…

Astrophysics · Physics 2008-11-26 J. Kaluzny , S. M. Rucinski , I. B. Thompson , W. Pych , W. Krzeminski

When an exoplanet passes behind its host star, we can measure the time of the occultation, its depth, and its color. In this chapter we describe how these observables can be used to deduce physical characteristics of the planet such as its…

Earth and Planetary Astrophysics · Physics 2018-12-05 Roi Alonso

We present two independent, homogeneous, global analyses of the transit light curves, radial velocities and spectroscopy of Kepler-4b through Kepler-8b, with numerous differences over the previous methods. These include: 1) improved…

Earth and Planetary Astrophysics · Physics 2015-05-18 David M. Kipping , Gáspár Á. Bakos

Secondary eclipses and phase curves reveal information about the reflectivity and heat distribution in exoplanet atmospheres. The phase curve is composed of a combination of reflected, and thermally emitted light from the planet, and for…

Instrumentation and Methods for Astrophysics · Physics 2017-09-27 Ben Placek , Daniel Angerhausen , Kevin H. Knuth

The TRAPPIST-1 system is remarkable for its seven planets that are similar in size, mass, density, and stellar heating to the rocky planets Venus, Earth, and Mars in our own Solar System (Gillon et al. 2017). All TRAPPIST-1 planets have…

Earth and Planetary Astrophysics · Physics 2023-06-02 Thomas P. Greene , Taylor J. Bell , Elsa Ducrot , Achrène Dyrek , Pierre-Olivier Lagage , Jonathan J. Fortney

We use the Spitzer Space Telescope to estimate the dayside thermal emission of the exoplanet TrES-3 integrated in the 3.6, 4.5, 5.8, and 8.0 micron bandpasses of the Infrared Array Camera (IRAC) instrument. We observe two secondary eclipses…

We have initiated a dedicated project to follow-up with ground-based photometry the transiting planets discovered by CoRoT in order to refine the orbital elements, constrain their physical parameters and search for additional bodies in the…

Earth and Planetary Astrophysics · Physics 2018-12-12 St. Raetz , A. M. Heras , M. Fernández , V. Casanova , C. Marka

Super-Earths with solid surfaces such CoRot-7b and Kepler-10b are expected to be extremely hot. It has been suggested that they must be atmosphere-free and that a lava ocean is present on their hot dayside. Here, we use several dedicated…

Earth and Planetary Astrophysics · Physics 2015-06-18 Benjamin Samuel , Jeremy Leconte , Daniel Rouan , François Forget , Alain Léger , Jean Schneider

We consider fifty transiting short-period giant planets for which eclipse depths have been measured at multiple infrared wavelengths. The aggregate dayside emission spectrum of these planets exhibits no molecular features, nor is brightness…

Earth and Planetary Astrophysics · Physics 2015-06-24 Joel C. Schwartz , Nicolas B. Cowan

The motivation, techniques and performance of the ground-based photometric follow-up of transit detections by the CoRoT space mission are presented. Its principal raison d'\^{e}tre arises from the much higher spatial resolution of common…

Solar and Stellar Astrophysics · Physics 2015-05-13 H. J. Deeg , M. Gillon , A. Shporer , D. Rouan , B. Stecklum

We analyze the phase curve of the short-period transiting hot Jupiter system WASP-19, which was observed by the Transiting Exoplanet Survey Satellite ($TESS$) in Sector 9. WASP-19 is one of only five transiting exoplanet systems with…

CoRoT was the first space mission dedicated to exoplanet detection. Operational between 2007 and 2012, this mission discovered 37 transiting planets, including CoRoT-7b, the first terrestrial exoplanet with a measured size. The precision of…

Earth and Planetary Astrophysics · Physics 2021-12-21 Peter Klagyivik , Hans J. Deeg , Szilard Csizmadia , Juan Cabrera , Grzegorz Nowak

Transiting extrasolar planets provide an opportunity to study the mass-radius relation of planets as well as their internal structure. The existence of a secondary eclipse enables further study of the thermal properties of the the planet by…

Earth and Planetary Astrophysics · Physics 2015-05-13 Stephen R. Kane , Kaspar von Braun

We carry out a phase-curve analysis of the KELT-9 system using photometric observations from NASA's Transiting Exoplanet Survey Satellite (TESS). The measured secondary eclipse depth and peak-to-peak atmospheric brightness modulation are…

An important focus of exoplanet research is the determination of the atmospheric temperature structure of strongly irradiated gas giant planets, or hot Jupiters. HD 209458b is the prototypical exoplanet for atmospheric thermal inversions,…

Earth and Planetary Astrophysics · Physics 2014-11-11 Hannah Diamond-Lowe , Kevin B. Stevenson , Jacob L. Bean , Michael R. Line , Jonathan J. Fortney

Ground-based observations of exoplanet eclipses provide important clues to the planets' atmospheric physics, yet systematics in light curve analyses are not fully understood. It is unknown if measurements suggesting near-infrared flux…

Earth and Planetary Astrophysics · Physics 2015-06-15 Justin C. Rogers , Mercedes Lopez-Morales , Daniel Apai , Elisabeth Adams

Recently, the first JWST measurement of thermal emission from a rocky exoplanet was reported. The inferred dayside brightness temperature of TRAPPIST-1 b at 15 $\mu$m is consistent with the planet having no atmosphere and therefore no…

Earth and Planetary Astrophysics · Physics 2023-07-26 Jegug Ih , Eliza M. -R. Kempton , Emily A. Whittaker , Madeline Lessard

We present detailed structure and evolution calculations for the first transiting extrasolar planets discovered by the space-based CoRoT mission. Comparisons between theoretical and observed radii provide information on the internal…

Earth and Planetary Astrophysics · Physics 2015-05-13 J. Leconte , I. Baraffe , G. Chabrier , T. Barman , B. Levrard

The mass of CoRoT-7b, the first transiting superearth exoplanet, is still a subject of debate. A wide range of masses have been reported in the literature ranging from as high as 8 M_Earth to as low as 2.3 M_Earth. Although most mass…