Transit timing analysis of CoRoT-1b (2009)
Csizmadia, Sz., Renner, S., Barge, P., Agol, E., Aigrain, S., Alonso, R., ...
CoRoT, the pioneer space-based transit search, steadily provides thousands of high-precision light curves with continuous time sampling over periods of up to 5 months. The transits of a planet...
Rauer, H., Queloz, D., Csizmadia, Sz., Deleuil, M., Alonso, R., Aigrain, S., ...
Aims. The CoRoT space mission continues to photometrically monitor about 12 000 stars in its field-of-view for a series of target fields to search for transiting extrasolar planets ever since 2007....
Desort, M., Galland, F., Udry, S., Montagnier, G., Beust, H., ...
(abridged) In the frame of the search for extrasolar planets and brown dwarfs around early-type main-sequence stars, we present the results obtained on the early F-type star Theta Cygni. Elodie and...
The spin-orbit angle of the transiting hot jupiter CoRoT-1b (2009)
Pont, F., Endl, M., Cochran, W. D., Barnes, S. I., Sneden, C., MacQueen, P. J., ...
We measure the angle between the planetary orbit and the stellar rotation axis in the transiting planetary system CoRoT-1, with new HIRES/Keck and FORS/VLT high-accuracy photometry. The data indicate...
Leger, A., Rouan, D., Schneider, J., Barge, P., Fridlund, M., Samuel, B., ...
We report the discovery of very shallow (DF/F = 3.4 10-4), periodic dips in the light curve of an active V = 11.7 G9V star observed by the CoRoT satellite, which we interpret as due to the presence...
Leger, A, Rouan, D, Schneider, J, Barge, P, Fridlund, M, Samuel, B, ...
We report the discovery of very shallow (DF/F = 3.4 10-4), periodic dips in the light curve of an active V = 11.7 G9V star observed by the CoRoT satellite, which we interpret as due to the presence...
Planetary transit candidates in COROT-IRa01 field (2009)
Carpano, S., Cabrera, J., Alonso, R., Barge, P., Aigrain, S., ...
Context: CoRoT is a pioneering space mission devoted to the analysis of stellar variability and the photometric detection of extrasolar planets. Aims: We present the list of planetary transit...
Bouchy, F., Hebrard, G., Udry, S., Delfosse, X., Boisse, I.
We report on the discovery of a substellar companion or a massive Jupiter orbiting the G5V star HD16760 with the spectrograph SOPHIE installed on the OHP 1.93-m telescope. Characteristics and...
The secondary eclipse of CoRoT-1b (2009)
Alonso, R., Alapini, A., Aigrain, S., Auvergne, M., Baglin, A., Barbieri, M., ...
The transiting planet CoRoT-1b is thought to belong to the pM-class of planets, in which the thermal emission dominates in the optical wavelengths. We present a detection of its secondary eclipse in...
Spin-orbit misalignment in the HD80606 planetary system (2009)
Pont, F., Hebrard, G., Irwin, J. M., Bouchy, F., Moutou, C., Ehrenreich, D., ...
We recently reported the photometric and spectroscopic detection of the primary transit of the 111-day-period, eccentric extra-solar planet HD80606 b, at Observatoire de Haute-Provence, France...
Mayor, M., Bonfils, X., Forveille, T., Delfosse, X., Udry, S., ...
The GJ 581 planetary system was already known to harbour three planets, including two super-Earths planets which straddle its habitable zone. We report here the detection of an additional planet --...
The 0.5M$_J$ transiting exoplanet WASP-13b (2009)
Skillen, I., Pollacco, D., Cameron, A. Collier, Hebb, L., Simpson, E., Bouchy, F., ...
We report the discovery of WASP-13b, a low-mass $ M_p = 0.46 ^{+ 0.06}_{- 0.05} M_J$ transiting exoplanet with an orbital period of $4.35298 \pm 0.00004$ days. The transit has a depth of 9 mmag, and...
Noise properties of the CoRoT data: a planet-finding perspective (2009)
Aigrain, S., Pont, F., Fressin, F., Alapini, A., Alonso, R., Auvergne, M., ...
In this short paper, we study the photometric precision of stellar light curves obtained by the CoRoT satellite in its planet finding channel, with a particular emphasis on the timescales...
Radial velocity follow-up for confirmation and characterization of transiting exoplanets (2009)
Bouchy, F., Moutou, C., Queloz, D.
Radial Velocity follow-up is essential to establish or exclude the planetary nature of a transiting companion as well as to accurately determine its mass. Here we present some elements of an...
HD45364, a pair of planets in a 3:2 mean motion resonance (2009)
Correia, A. C. M., Udry, S., Mayor, M., Benz, W., Bouchy, F., ...
Precise radial-velocity measurements with the HARPS spectrograph reveal the presence of two planets orbiting the solar-type star HD45364. The companion masses are 0.187 Mjup and 0.658 Mjup, with...
WASP-10b: a 3M_J, gas-giant planet transiting a late-type K star (2009)
Christian, D. J., Gibson, N. P., Simpson, E. K., Street, R. A., Skillen, I., Pollacco, D., ...
We report the discovery of WASP-10b, a new transiting extrasolar planet (ESP) discovered by the Wide Angle Search for Planets (WASP) Consortium and confirmed using Nordic Optical Telescope FIbre-fed...
WASP-10b: a 3M_J gas-giant planet transiting a late-type K star (2009)
Christian, D. J., Gibson, N. P., Simpson, E. K., Street, R. A., Skillen, I., Pollacco, D., ...
We report the discovery of WASP-10b, a new transiting extrasolar planet (ESP) discovered by the Wide Angle Search for Planets (WASP) Consortium and confirmed using Nordic Optical Telescope FIbre-fed...
Noise properties of the CoRoT data. A planet-finding perspective (2009)
Aigrain, S, Pont, F, Fressin, F, Alapini, A, Alonso, R, Auvergne, M, ...
Deeg, H J, Gillon, Michaël, Shporer, A, Rouan, D, Stecklum, B, Aigrain, S, ...
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’être arises from the...
WASP-12b: The hottest transiting planet yet discovered (2008)
Hebb, L., Collier-Cameron, A., Loeillet, B., Pollacco, D., Hébrard, G., Street, R. A., ...
We report on the discovery of WASP-12b, a new transiting extrasolar planet with $R_{\rm pl}=1.79 \pm 0.09 R_J$ and $M_{\rm pl}=1.41 \pm 0.1 M_J$. The planet and host star properties were derived from...
Bouchy, F., Mayor, M., Lovis, C., Udry, S., Benz, W., Bertaux, J-L, ...
This paper reports on the detection of two new multiple planet systems around solar-like stars HD47186 and HD181433. The first system includes a hot Neptune of 22.78 M_Earth at 4.08-days period and a...
Deleuil, M, Deeg, H J, Alonso, R, Bouchy, F, Rouan, D, Auvergne, M, ...
Context: The CoRoT space mission routinely provides high-precision photometric measurements of thousands of stars that have been continuously observed for months. Aims: The discovery and...
Stellar activity of planetary host star HD 189733 (2008)
Boisse, I., Moutou, C., Vidal-Madjar, A., Bouchy, F., Pont, F., Hébrard, G., ...
Extra-solar planet search programs require high-precision velocity measurements. They need to study how to disentangle radial-velocity variations due to Doppler motion from the noise induced by...
Solar-like oscillations in the G8 V star tau Ceti (2008)
Teixeira, T. C., Kjeldsen, H., Bedding, T. R., Bouchy, F., Christensen-Dalsgaard, J., Cunha, M. S., ...
We used HARPS to measure oscillations in the low-mass star tau Cet. Although the data were compromised by instrumental noise, we have been able to extract the main features of the oscillations. We...
Moutou, C., Mayor, M., Curto, G. Lo, Udry, S., Bouchy, F., Benz, W., ...
We report the discovery of six new substellar companions of main-sequence stars, detected through multiple Doppler measurements with the instrument HARPS installed on the ESO 3.6m telescope, La...
Deleuil, M., Deeg, H. J., Alonso, R., Bouchy, F., Rouan, D.
Context. The CoRoT space mission routinely provides high-precision photometric measurements of thousands of stars that have been continuously observed for months. Aims. The discovery and...
The sub-Jupiter mass transiting exoplanet WASP-11b (2008)
West, R. G., Cameron, A. Collier, Hebb, L., Joshi, Y. C., Pollacco, D., Simpson, E., ...
We report the discovery of a sub-Jupiter mass exoplanet transiting a magnitude V=11.7 host star 1SWASP J030928.54+304024.7. A simultaneous fit to the transit photometry and radial-velocity...
Moutou, C, Bruntt, H, Guillot, T, Shporer, A, Guenther, E, Aigrain, S, ...
Aims. The CoRoT satellite has announced its fourth transiting planet (Aigrain et al. 2008, A&A, 488, L43) with space photometry. We describe and analyse complementary observations of this system...
Aigrain, S, Collier Cameron, A, Ollivier, M, Pont, F, Jorda, L, Almenara, J M, ...
CoRoT, the first space-based transit search, provides ultra-high-precision light curves with continuous time-sampling over periods of up to 5 months. This allows the detection of transiting planets...
A transiting planet among 23 new near-threshold candidates from the OGLE survey - OGLE-TR-182 (2008)
Pont, F, Tamuz, O, Udalski, A, Mazeh, T, Bouchy, F, Melo, C, ...
By re-processing the data of the second season of the OGLE survey for planetary transits and adding new mesurements on the same fields gathered in subsequent years with the OGLE telescope, we have...
WASP-14b: 7.3 Mj transiting planet in an eccentric orbit (2008)
Joshi, Y. C., Pollacco, D., Cameron, A. Collier, Skillen, I., Simpson, E., Steele, I., ...
We report the discovery of a 7.3 Mjup exoplanet WASP-14b, one of the most massive transiting exoplanets observed to date. The planet orbits the tenth-magnitude F5V star USNO-B1 11118-0262485 with a...
WASP-10b: a 3M_J, gas-giant planet transiting a late-type K star (2008)
Christian, D. J., Gibson, N. P., Simpson, E. K., Street, R. A., Skillen, I., Pollacco, D., ...
We report the discovery of WASP-10b, a new transiting extrasolar planet (ESP) discovered by the WASP Consortium and confirmed using NOT FIES and SOPHIE radial velocity data. A 3.09 day period, 29...
Alonso, R, Auvergne, M, Baglin, A, Ollivier, M, Moutou, C, Rouan, D, ...
Context: The CoRoT mission, a pioneer in exoplanet searches from space, has completed its first 150 days of continuous observations of ~12 000 stars in the galactic plane. An analysis of the raw data...
Udalski, A, Pont, F, Naef, D, Melo, C, Bouchy, F, Santos, N C, ...
We present results of the photometric campaign for planetary and low-luminosity object transits conducted by the OGLE survey in the 2005 season (Campaign #5). About twenty of the most promising...
Moutou, C, Bruntt, H, Guillot, T, Shporer, A, Günther, E, Aigrain, S, ...
Deleuil, M, Deeg, H, Alonso, R, Bouchy, F, Rouan, D, Auvergne, M, ...
Characterization of the hot Neptune GJ 436 b with Spitzer and ground-based observations (2007)
Demory, B*-O, Gillon, Michaël, Barman, T, Bonfils, X, Mayor, M, Mazeh, T, ...
We present Spitzer Space Telescope infrared photometry of a secondary eclipse of the hot Neptune GJ 436 b. The observations were obtained using the 8-mum band of the InfraRed Array Camera (IRAC). The...
Oscillations in Procyon A: First results from a multi-site campaign (2007)
Hekker, S., Arentoft, T., Kjeldsen, H., Bedding, T. R., Christensen-Dalsgaard, J., Reffert, S., ...
Procyon A is a bright F5IV star in a binary system. Although the distance, mass and angular diameter of this star are all known with high precision, the exact evolutionary state is still unclear....
Bonfils, X, Mayor, M, Delfosse, X, Forveille, T, Gillon, Michaël, Perrier, C, ...
Context: How planet properties depend on stellar mass is a key diagnostic of planetary formation mechanisms. Aims: This motivates planet searches around stars that are significantly more massive or...
First Results from SuperWASP (2007)
Street, R A, Collier Cameron, A, Maxted, P, Bouchy, F, Hébrard, G, Fleenor, M, ...
We present a summary of the first results from the SuperWASP survey, including the detection of two new transiting exoplanets. We summarize our candidate selection procedure and the process by which...
Pont, F, Moutou, C, Gillon, Michaël, Udalski, A, Bouchy, F, Fernandes, J M, ...
Transiting planets are essential to study the structure and evolution of extra-solar planets. For that purpose, it is important to measure precisely the radius of these planets. Here we report new...
WASP-1b and WASP-2b: two new transiting exoplanets detected with SuperWASP and SOPHIE (2007)
Cameron, A Collier, Bouchy, F, Hébrard, G, Maxted, P, Pollacco, D, Pont, F, ...
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 00522-01199 = WASP-2). Both stars were...
Gillon, Michaël, Pont, F, Moutou, C, Bouchy, F, Courbin, F, Sohy, Sandrine, ...
A high accuracy photometry algorithm is needed to take full advantage of the potential of the transit method for the characterization of exoplanets, especially in deep crowded fields. It has to...
WASP-1b and WASP-2b: Two new transiting exoplanets detected with SuperWASP and SOPHIE (2006)
Cameron, A. Collier, Bouchy, F., Hebrard, G., Maxted, P., Pollacco, D., Pont, F., ...
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 00522-01199 = WASP-2). Both stars were...
Refined parameters of the planet orbiting HD 189733 (2006)
Bakos, G. A., Knutson, H., Pont, F., Moutou, C., Charbonneau, D., Shporer, A., ...
We report on the BVRI multi-band follow-up photometry of the transiting extrasolar planet HD 189733b. We revise the transit parameters and find planetary radius RP = 1.154+/- 0.032RJ and inclination...
New seismological results on the G0 IV eta Bootis (2005)
Several attempts have been made to detect solar-like oscillations in the GO IV star 77 Boo. We present here new observations on this star simultaneously conducted with two spectrographs: CORALIE...
Models of Procyon A including seismic constraints (2005)
Detailed models of Procyon A based on new asteroseismic measurements by Eggenberger et al. (2004b) have been computed using the Geneva evolution code including shellular rotation and atomic...
A STEP: An Antarctica Search for Transiting Extrasolar Planets (2005)
Fressin, F, Guillot, T, Bouchy, F, Erikson, A, Gay, J, Gillon, Michaël, ...
Not available
Santos, N. C., Bouchy, F., Mayor, M., Pepe, F., Queloz, D., Udry, S., ...
In this letter we present the discovery of a very light planetary companion to the star mu Ara (HD160691). The planet orbits its host once every 9.5days, and induces a sinusoidal radial velocity...
Solar-like oscillations in Procyon A (2004)
The F5 subgiant Procyon A (alpha CMi, HR 2943) was observed with the CORALIE fiber-fed echelle spectrograph on the 1.2-m Swiss telescope at La Silla in February 1999. The resulting 908 high-accuracy...
New observations of solar-like oscillations in red giant stars (2004)
BARBAN, C, DE RIDDER, J, MAZUMDAR, A, CARRIER, F, EGGENBERGER, P, De Ruyter, Stephanie, ...
Giant vibrations in dip (2003)
Teixeira, TC, Christensen-Dalsgaard, J, Carrier, Fabien; U0052019, Aerts, C, Frandsen, S, Stello, D, ...
This work reports the discovery of solar-type oscillations in the giant star xi Hydrae.
Detection of Solar-like oscillations in the G7 giant star xi Hya (2002)
Frandsen, S, Carrier, Fabien; U0052019, Aerts, C, Stello, D, Maas, Thomas; U0006660, Burnet, M, ...
We report the firm discovery of solar-like oscillations in a giant star. We monitored the star xi Hya (G7III) continuously during one month with the CORALIE spectrograph attached to the 1.2 m Swiss...
Asteroseismology and calibration of alpha Cen binary system (2002)
Provost, J, Morel, P, Berthomieu, G, Bouchy, F
Using the oscillation frequencies of alpha Cen A recently discovered by Bouchy & Carrier (2001, 2002), the available astrometric, photometric and spectroscopic data, we tried to improve the...
Solar-like oscillations in beta Hydri: Confirmation of a stellar origin for the excess power (2001)
Bouchy, F, Kienzle, F, Bedding, TR, Kjeldsen, H, Butler, RP, ...
The G2 subgiant beta Hyi (HR 98) was observed with the CORALIE fiber-fed echelle spectrograph on the 1.2-m Swiss telescope at La Silla in June 2000. The resulting 971 high-accuracy radial velocities...