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...
Identification of Variable Stars in COROT's First Main Observing Field (LRc1) (2009)
Karoff, C., Rauer, H., Erikson, A., Voss, H., Kabath, P., Wiese, T., ...
The COROT space mission will monitor several target fields for up to 150 days to perform asteroseismology and to search for extrasolar planets by photometric transits. Variable stars in the target...
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....
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...
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...
Fares, R., Moutou, C., Bohlender, D., Catala, C., Deleuil, M., ...
In this paper, we present new spectropolarimetric observations of the planet-hosting star Tau Bootis, using ESPaDOnS and Narval spectropolarimeters at Canada-France-Hawaii Telescope (CFHT) and...
VLT transit and occultation photometry for the bloated planet CoRoT-1b (2009)
Gillon, M., Barman, T., Hebb, L., Montalban, J., ...
We present VLT eclipse photometry for the giant planet CoRoT-1b. We observed a transit in the R-band filter and an occultation in a narrow filter centered on 2.09 microns. Our analysis of this new...
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...
Photospheric activity and rotation of the planet-hosting star CoRoT-Exo-4a (2009)
Lanza, A. F., Aigrain, S., Messina, S., Leto, G., Pagano, I., Auvergne, M., ...
The space experiment CoRoT has recently detected a transiting hot Jupiter in orbit around a moderately active F-type main-sequence star (CoRoT-Exo-4a). This planetary system is of particular interest...
The transiting exoplanet CoRoT-Exo-5b (2009)
Rauer, Heike, Queloz, D, Csizmadia, Szilard, Deleuil, M, Alonso, R
Noise properties of the CoRoT data. A planet-finding perspective (2009)
Aigrain, S, Pont, F, Fressin, F, Alapini, A, Alonso, R, Auvergne, M, ...
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...
Oscillating red giants in the CoRoT exo-field: Asteroseismic mass and radius determination (2008)
Kallinger, T., Weiss, W. W., Barban, C., Baudin, F., Carrier, F., De Ridder, J., ...
Context. Observations and analysis of solar-type oscillations in red giant stars is an infant field of asteroseismic research with a number of open questions. Although stochastic oscillations have...
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...
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...
Aigrain, S., Cameron, A. Collier, 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...
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...
Molecular hydrogen in the circumstellar environments of Herbig Ae/Be stars probed by FUSE (2008)
Martin-Zaidi, C., Deleuil, M., Bourlot, J. Le, Roberge, A., Dullemond, C. P., ...
We observed molecular hydrogen around a sample of pre-main sequence stars in order to better characterize their gaseous CS environments. We analyzed the FUSE (Far Ultraviolet Spectroscopic Explorer)...
Barge, P., Baglin, A., Auvergne, M., Rauer, H., Leger, A., Schneider, J., ...
Context. The pioneer space mission for photometric planet searches, CoRoT, steadily monitors about 12,000 stars in each of its fields of view; it is able to detect transit candidates early in the...
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 ~12000 stars in the galactic plane. An analysis of the raw data...
Bouchy, F., Queloz, D., Deleuil, M., Loeillet, B., Hatzes, A. P., Aigrain, S., ...
We report on the spectroscopic transit of the massive hot-Jupiter CoRoT-Exo-2b observed with the high-precision spectrographs SOPHIE and HARPS. By modeling the radial velocity anomaly occurring...
Magnetic cycles of the planet-hosting star tauBootis (2008)
Donati, J. F., Moutou, C., Fares, R., Bohlender, D., Catala, C., Deleuil, M., ...
We have obtained new spectropolarimetric observations of the planet-hosting star tauBootis, using the ESPaDOnS and NARVAL spectropolarimeters at the Canada-France-Hawaii Telescope and Telescope...
Bouchy, F., Queloz, D., Deleuil, M., Loeillet, B., Hatzes, A., Aigrain, S., ...
We report on the spectroscopic transit of the massive hot-Jupiter CoRoT-Exo-2b observed with the high-precision spectrographs SOPHIE and HARPS. By modeling the radial velocity anomaly occurring...
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...
Moutou, C, Bruntt, H, Guillot, T, Shporer, A, Günther, E, Aigrain, S, ...
Deleuil, M, Deeg, H, Alonso, R, Bouchy, F, Rouan, D, Auvergne, M, ...
Molecular hydrogen in the circumstellar environments of Herbig Ae/Be stars probed by FUSE (2008)
Martin-Zaïdi, C., Deleuil, M., Le Bourlot, J., Bouret, J. C., Roberge, A., Dullemond, C. P., ...
Context: Molecular hydrogen (H2) gas is the most abundant molecule in the circumstellar (CS) environments of young stars. It is thus a key element in our understanding of the evolution of pre-main...
Identification of Variable Stars in CoRoT's First Main Observing Field (LRc1) (2007)
Karoff, C., Rauer, H., Erikson, A., Voss, H., Kabath, P., Wiese, T., ...
Starting the first transit survey from space with the CoRoT satellite (2007)
Barge, P., Alonso, R., Deleuil, M., Moutou, C., Deeg, H., Erikson, Anders, ...
Could we identify hot Ocean-Planets with CoRoT, Kepler and Doppler velocimetry? (2007)
Selsis, F., Chazelas, B., Borde, P., Ollivier, M., Brachet, F., Decaudin, M., ...
Planets less massive than about 10 MEarth are expected to have no massive H-He atmosphere and a cometary composition (50% rocks, 50% water, by mass) provided they formed beyond the snowline of...
Loeillet, B., Bouchy, F., Deleuil, M., Royer, F., Bouret, J. C., Moutou, C., ...
The discovery of the short-period giant exoplanet population, the so-called hot Jupiter population, and their link to brown dwarfs and low-mass stars challenges the conventional view of planet...
The CoRoT exoplanet programme: exploring the gas-giant/terrestrial planet transition (2007)
Aigrain, S., Barge, P., Deleuil, M., Fressin, F., Moutou, C., Queloz, D., ...
CoRoT, which was launched successfully on the 27th of December 2006, is the first space mission to have the search for planetary transits at the heart of its science programme. It is expected to be...
Could we identify hot Ocean-Planets with CoRoT, Kepler and Doppler velocimetry? (2007)
Selsis, F., Chazelas, B., Borde, P., Ollivier, M., Brachet, F., Decaudin, M., ...
Planets less massive than about 10 MEarth are expected to have no massive H-He atmosphere and a cometary composition (50% rocks, 50% water, by mass) provided they formed beyond the snowline of...
Complementary observations for the COROT exoplanet program (2006)
Deleuil, M., Moutou, C., Deeg, H. J., Almenara, J. M., Meunier, J. C., Surace, C., ...
Scientific Performances for the Exoplanet Channel (2006)
Barge, P., Moutou, C., Léger, A., Bordé, D., Rouan, D., Pont, F., ...
FUSE observations of molecular hydrogen on the line of sight towards HD141569A (2005)
Martin-Zaidi, C., Deleuil, M., Simon, T., Roberge, A., Feldman, P. D., ...
We present an analysis of the Far Ultraviolet Spectroscopic Explorer (FUSE) spectrum of HD141569A, a transitional object known to possess a circumstellar disk. We observe two components of gas at...
FUSE observations of molecular hydrogen on the line of sight towards HD141569A (2005)
Martin-Zaidi, C., Deleuil, M., Simon, T., Roberge, A., Feldman, P. D., ...
We present an analysis of the Far Ultraviolet Spectroscopic Explorer (FUSE) spectrum of HD141569A, a transitional object known to possess a circumstellar disk. We observe two components of gas at...
CoRoT: a first space mission to find terrestrial planets (2005)
Barge, P., Auvergne, M., Catala, C., Michel, E., Weiss, W. W., ...
CoRoT is a space mission devoted to broadband star photometry in visible light during long observing runs. Developed by CNES with a wide european cooperation, it will be launched in 2006 with two...
Molecular Hydrogen in the Circumstellar Environment of Herbig Ae/Be Stars (2005)
Martin-Zaïdi, C., Deleuil, M., Bouret, J. C., Simon, T.
We present FUSE observations of molecular hydrogen in the circumstellar environment of a sample of Herbig Ae/Be stars spanning the spectral range A5-B2. Our analysis demonstrates that the excitation...
Exoplanets search in the COROT fields with GIRAFFE Spectrograph (2005)
Loeillet, B., Bouchy, F., Deleuil, M., Royer, F., Bouret, J. C., Moutou, C.
We present results of spectroscopic analyses on a selection of stars in one COROT field in order to discover extrasolar planets and low mass stellar companions. We used the radial velocity method to...
FUSE observations of molecular hydrogen on the line of sight towards HD141569A (2005)
Martin-Zaidi, C., Deleuil, M., Simon, T., Roberge, A., Feldman, P. D., ...
We present an analysis of the Far Ultraviolet Spectroscopic Explorer (FUSE) spectrum of HD141569A, a transitional object known to possess a circumstellar disk. We observe two components of gas at...
FUSE observations of molecular hydrogen on the line of sight towards HD141569A (2005)
Martin-Zaidi, C., Deleuil, M., Simon, T., Roberge, A., Feldman, P. D., ...
We present an analysis of the Far Ultraviolet Spectroscopic Explorer (FUSE) spectrum of HD141569A, a transitional object known to possess a circumstellar disk. We observe two components of gas at...
The Life of Stars and their Planets (2005)
Catala, C., Aerts, C., Aigrain, S., Antonello, E., Appourchaux, T., Auvergne, M., ...
We lack a reliable scenario for the formation and evollution of stars and their planetary systems, involving key factors such as magnetic fields and turbulence. We present the case for a mission...
FUSE observations of H2 around the Herbig AeBe stars HD 100546 and HD 163296 (2003)
Etangs, A. Lecavelier Des, Deleuil, M., Vidal-Madjar, A., Roberge, A., Petit, F. Le, Hebrard, G., ...
We present the analysis of FUSE observations of two Herbig AeBe stars known to harbor young circumstellar disks: HD 100546 and HD 163296. In both cases we detect absorption lines from warm and dense...
FUSE Observations of Possible Infalling Planetesimals in the 51 Ophiuchi Circumstellar Disk (2001)
Roberge, A., Feldman, P. D., Etangs, A. Lecavelier Des, Vidal-Madjar, A., Deleuil, M., ...
We present the first observations of the circumstellar (CS) disk system 51 Ophiuchi with the Far Ultraviolet Spectroscopic Explorer. We detect several absorption lines arising from the unusual...
FUSE and HST STIS Observations of Hot and Cold Gas in the AB Aurigae System (2001)
Roberge, A., Etangs, A. Lecavelier Des, Grady, C. A., Vidal-Madjar, A., Feldman, P. D., ...
We present the first observations of a Herbig Ae star with a circumstellar disk by the Far Ultraviolet Spectroscopic Explorer (FUSE), as well as a simultaneous observation of the star obtained with...
BETA PICTORIS : Evidence of light variations (1994)
Etangs, A. Lecavelier Des, Deleuil, M.
We have analyzed Beta Pictoris photometric measurements obtained from La Silla by the Geneva Observatory from 1975 to 1992. These data show evidence of variations in the brightness of the star, with...