Thierry Fusco

Constraining the orbit of the possible companion to Beta Pictoris: New deep imaging observations (2009)

Lagrange, Anne-Marie, Kasper, Markus, Boccaletti, Anthony, Chauvin, Gaël, Gratadour, Damien, Fusco, Thierry, ...

We recently reported on the detection of a possible planetary-mass companion to Beta Pictoris at a projected separation of 8 AU from the star, using data taken in November 2003 with NaCo, the...

Constraining the orbit of the possible companion to Beta Pictoris: New deep imaging observations (2009)

Lagrange, Anne-Marie, Kasper, Markus, Boccaletti, Anthony, Chauvin, Gaël, Gratadour, Damien, Fusco, Thierry, ...

We recently reported on the detection of a possible planetary-mass companion to Beta Pictoris at a projected separation of 8 AU from the star, using data taken in November 2003 with NaCo, the...

Constraining the orbit of the possible companion to Beta Pictoris: New deep imaging observations (2009)

Lagrange, Anne-Marie, Kasper, Markus, Boccaletti, Anthony, Chauvin, Gaël, Gratadour, Damien, Fusco, Thierry, ...

We recently reported on the detection of a possible planetary-mass companion to Beta Pictoris at a projected separation of 8 AU from the star, using data taken in November 2003 with NaCo, the...

Constraining the orbit of the possible companion to Beta Pictoris: New deep imaging observations (2009)

Lagrange, Anne-Marie, Kasper, Markus, Boccaletti, Anthony, Chauvin, Gaël, Gratadour, Damien, Fusco, Thierry, ...

We recently reported on the detection of a possible planetary-mass companion to Beta Pictoris at a projected separation of 8 AU from the star, using data taken in November 2003 with NaCo, the...

Constraining the orbit of the possible companion to Beta Pictoris: New deep imaging observations (2009)

Lagrange, Anne-Marie, Kasper, Markus, Boccaletti, Anthony, Chauvin, Gaël, Gratadour, Damien, Fusco, Thierry, ...

We recently reported on the detection of a possible planetary-mass companion to Beta Pictoris at a projected separation of 8 AU from the star, using data taken in November 2003 with NaCo, the...

Méthode de type Maximum de Vraisemblance pour la détection d'exoplanètes par Imagerie Différentielle spectrale et angulaire (2009)

CORNIA, Alberto, MUGNIER, Laurent, SAUVAGE, Jean-François, VEDRENNE, Nicolas, CARBILLET, Marcel, BOCCALETTI, Anthony, ...

Nous proposons une nouvelle méthode pour la détection directe des exoplanètes depuis le sol, en utilisant l'imagerie différentielle spectrale et angulaire. Cette méthode est fondée sur la...

End to End Simulation of AO-assisted coronagraphic differential imaging: estimation of performance for SPHERE (2008)

Boccaletti, Anthony, Carbillet, Marcel, Fusco, Thierry, Mouillet, David, Langlois, Maud, Moutou, Claire, ...

SPHERE (Spectro Polarimetric High contrast Exoplanet REsearch), the planet finder instrument for the VLT is designed to study relatively bright extrasolar giant planets around young or nearby stars....

astronomical objects. (2008)

Jean-marc Conan, Thierry Fusco, Laurent M. Mugnier, Evy Kersalé, Vincent Michau

Deconvolution of adaptive optics images with imprecise knowledge of the point spread function: results on

SPHERE: a planet finder instrument for the VLT (2008)

Beuzit, Jean-Luc, Feldt, Markus, Dohlen, Kjetil, Mouillet, David, Puget, Pascal, Wildi, Francois, ...

Direct detection and spectral characterization of extra-solar planets is one of the most exciting but also one of the most challenging areas in modern astronomy. The challenge consists in the very...

Near-Infrared Mapping and Physical Properties of the Dwarf-Planet Ceres (2007)

Carry, Benoit, Dumas, Christophe, Fulchignoni, Marcello, Merline, William J., Berthier, Jerome, Hestroffer, Daniel, ...

We study the physical characteristics (shape, dimensions, spin axis direction, albedo maps, mineralogy) of the dwarf-planet Ceres based on high-angular resolution near-infrared observations. We...

PSF reconstruction for NAOS-CONICA (2006)

Clénet, Yann, Kasper, Markus, Gendron, Eric, Fusco, Thierry, Rousset, Gérard, Gratadour, Damien, ...

Adaptive optics (AO) allows one to derive the point spread function (PSF) simultaneously to the science image, which is a major advantage in post-processing tasks such as astrometry/photometry or...

PSF reconstruction for NAOS-CONICA (2006)

Clénet, Yann, Kasper, Markus, Gendron, Eric, Fusco, Thierry, Rousset, Gérard, Gratadour, Damien, ...

Adaptive optics (AO) allows one to derive the point spread function (PSF) simultaneously to the science image, which is a major advantage in post-processing tasks such as astrometry/photometry or...

PSF reconstruction for NAOS-CONICA (2006)

Clénet, Yann, Kasper, Markus, Gendron, Eric, Fusco, Thierry, Rousset, Gérard, Gratadour, Damien, ...

Adaptive optics (AO) allows one to derive the point spread function (PSF) simultaneously to the science image, which is a major advantage in post-processing tasks such as astrometry/photometry or...

New algorithms for adaptive optics point-spread function reconstruction (2006)

Gendron, Eric, Clénet, Yann, Fusco, Thierry, Rousset, Gérard

Context. The knowledge of the point-spread function compensated by adaptive optics is of prime importance in several image restoration techniques such as deconvolution and astrometric/photometric...

New algorithms for adaptive optics point-spread function reconstruction (2006)

Gendron, Eric, Clénet, Yann, Fusco, Thierry, Rousset, Gérard

Context. The knowledge of the point-spread function compensated by adaptive optics is of prime importance in several image restoration techniques such as deconvolution and astrometric/photometric...

New algorithms for adaptive optics point-spread function reconstruction (2006)

Gendron, Eric, Clénet, Yann, Fusco, Thierry, Rousset, Gérard

Context. The knowledge of the point-spread function compensated by adaptive optics is of prime importance in several image restoration techniques such as deconvolution and astrometric/photometric...

PSF reconstruction for NAOS-CONICA (2006)

Clénet, Yann, Kasper, Markus, Gendron, Eric, Fusco, Thierry, Rousset, Gérard, Gratadour, Damien, ...

Adaptive optics (AO) allows one to derive the point spread function (PSF) simultaneously to the science image, which is a major advantage in post-processing tasks such as astrometry/photometry or...

New algorithms for adaptive optics point-spread function reconstruction (2006)

Gendron, Eric, Clénet, Yann, Fusco, Thierry, Rousset, Gérard

Context. The knowledge of the point-spread function compensated by adaptive optics is of prime importance in several image restoration techniques such as deconvolution and astrometric/photometric...

SPHERE: A planet finder instrument for the VLT (2006)

Dohlen, Kjetil, Beuzit, Jean-Luc, Feldt, Markus, Mouillet, David, Puget, Pascal, Antichi, Jacopo, ...

The Planet Finder instrument for ESO's VLT telescope, scheduled for first light in 2010, aims to detect giant extra-solar planets in the vicinity of bright stars and to characterise the objects found...

PSF reconstruction for NAOS-CONICA (2006)

Clénet, Yann, Kasper, Markus, Gendron, Eric, Fusco, Thierry, Rousset, Gérard, Gratadour, Damien, ...

Adaptive optics (AO) allows one to derive the point spread function (PSF) simultaneously to the science image, which is a major advantage in post-processing tasks such as astrometry/photometry or...

PSF reconstruction for NAOS-CONICA (2006)

Clénet, Yann, Kasper, Markus, Gendron, Eric, Fusco, Thierry, Rousset, Gérard, Gratadour, Damien, ...

Adaptive optics (AO) allows one to derive the point spread function (PSF) simultaneously to the science image, which is a major advantage in post-processing tasks such as astrometry/photometry or...

New algorithms for adaptive optics point-spread function reconstruction (2006)

Gendron, Eric, Clénet, Yann, Fusco, Thierry, Rousset, Gérard

Context. The knowledge of the point-spread function compensated by adaptive optics is of prime importance in several image restoration techniques such as deconvolution and astrometric/photometric...

Caractérisation et traitement d'images astronomiques à réponse impulsionnelle variable dans le champ (1999)

FUSCO, Thierry, CONAN, Jean-Marc, MUGNIER, Laurent M., MICHAU, Vincent, VERAN, Jean-Pierre

- La fonction d'étalement de point (FEP) d'un système d'optique adaptative évolue en fonction de la position dans le champ. Cette variation devient rapidement le facteur limitant des techniques...

Deconvolution of Adaptive Optics Images With Imprecise Knowledge of the Point Spread Function: Results on Astronomical Objects. (1998)

Jean-marc Conan, Thierry Fusco, Laurent M. Mugnier, Evy Kersalé, Vincent Michau

The performance of high resolution imaging with large optical instruments is severely limited by the atmospheric turbulence. Adaptive optics offers a real time compensation of the turbulence. The...