Browsing by Author "d9f22d70-4d72-453a-a4ba-bf68c65bc2e3"

Now showing items 1-10 of 10

    • Characterizing HR 3549 B using SPHERE 
      Mesa, D.; Vigan, A.; D’Orazi, V.; Ginski, C.; Desidera, S.; Bonnefoy, M.; Gratton, R.; Langlois, M.; Marzari, F.; Messina, S.; Antichi, J.; Biller, B.; Bonavita, M.; Cascone, E.; Chauvin, G.; Claudi, R. U.; Curtis, I.; Fantinel, D.; Feldt, M.; Garufi, A.; Galicher, R.; Henning, Thomas; Incorvaia, S.; Lagrange, Anne Marie; Millward, M.; Perrot, C.; Salasnich, B.; Scuderi, S.; Sissa, E.; Wahhaj, Z.; Zurlo, A. (EDP Sciences, 2016)
      Aims. In this work, we characterize the low-mass companion of the AO field star HR 3549. Methods. We observed HR 3549B in imaging mode with the near-infrared branch (IFS and IRDIS) of SPHERE at the VLT, with IFS in YJ ...
    • Discovery of a brown dwarf companion to the star HIP 64892 
      Cheetham, A.; Bonnefoy, M.; Desidera, S.; Langlois, M.; Vigan, A.; Schmidt, T.; Olofsson, J.; Chauvin, G.; Klahr, H.; Gratton, R.; D’Orazi, V.; Henning, Thomas; Janson, M.; Biller, B.; Peretti, S.; Hagelberg, J.; Ségransan, D.; Udry, S.; Mesa, D.; Sissa, E.; Kral, Q.; Schlieder, J.; Maire, A.-L; Mordasini, C.; Menard, F.; Zurlo, A.; Beuzit, Jean-Luc; Feldt, M.; Mouillet, D.; Meyer, M.; Lagrange, Anne Marie; Boccaletti, A.; Keppler, M.; Kopytova, T.; Ligi, R.; Rouan, D.; Le Coroller, H.; Dominik, C.; Lagadec, E.; Turatto, M.; Abe, L.; Antichi, J.; Baruffolo, A.; Baudoz, P.; Blanchard, P.; Buey, T.; Carbillet, M.; Carle, M.; Cascone, E.; Claudi, R.; Costille, A.; Delboulbé, A.; De Caprio, V.; Dohlen, K.; Fantinel, D.; Feautrier, P.; Fusco, T.; Giro, E.; Gluck, L.; Hubin, N.; Hugot, E.; Jaquet, M.; Kasper, M.; Llored, M.; Madec, F.; Magnard, Y.; Martínez, P.; Maurel, D.; Le Mignant, D.; Moller-Nilsson, O.; Moulin, T.; Origné, A.; Pavlov, A.; Perret, D.; Petit, C.; Pragt, J.; Puget, P.; Rabou, P.; Ramos, J.; Rigal, F.; Rochat, S.; Roelfsema, R.; Rousset, G.; Roux, A.; Salasnich, B.; Sauvage, J.-F.; Sevin, A.; Soenke, C.; Stadler, E.; Suárez, M.; Weber, L.; Wildi, F. (EDP Sciences, 2018)
      We report the discovery of a bright, brown dwarf companion to the star HIP 64892, imaged with VLT/SPHERE during the SHINE exoplanet survey. The host is a B9.5V member of the Lower-Centaurus-Crux subgroup of the Scorpius ...
    • Discovery of concentric broken rings at sub-arcsec separations in the HD141569A gas-rich, debris disk with ... 
      Perrot, C.; Boccaletti, A.; Pantin, Enrique; Augereau, Jean-Charles; Lagrange, Anne Marie; Galicher, R.; Maire, Anne-Lise; Mazoyer, Mille; Rousset, G.; Gratton, R.; Bonnefoy, M.; Brandner, W.; Buenzli, E.; Langlois, M.; Lannier, J.; Mesa, D.; Peretti, S.; Salter, G.; Sissa, Elena; Chauvin, G.; Desidera, S.; Feldt, M.; Vigan, A.; Di Folco, E.; Dutrey, A.; Pericaud, J.; Baudoz, P.; Benisty, Myriam; De Boer, J.; Garufi, A.; Girard, Julien H.; Ménard, Francois; Olofsson, J.; Quanz, S. P.; Mouillet, David; Christiaens, Valentin; Casassus Montero, Simón; Beuzit, Jean-Luc; Blanchard, P.; Carle, M.; Fusco, T.; Giro, E.; Hubin, N.; Maurel, D.; Moeller-Nilsson, O.; Sevin, A.; Weber, L. (EDP Sciences, 2016)
      Context. Transition disks correspond to a short stage between the young protoplanetary phase and older debris phase. Along this evolutionary sequence, the gas component disappears leaving room for a dust-dominated environment ...
    • First light of the VLT planet finder SPHERE I. Detection and characterization of the substellar companion GJ 758 B 
      Vigan, A.; Bonnefoy, M.; Ginski, C.; Beust, H.; Galicher, R.; Janson, M.; Baudino, J.-L.; Buenzli, E.; Hagelberg, J.; D’Orazi, V.; Desidera, S.; Maire, Anne-Lise; Gratton, R.; Sauvage, Jean Francois; Chauvin, G.; Thalmann, C.; Malo, L.; Salter, G.; Zurlo, A.; Antichi, J.; Baru olo, A.; Baudoz, P.; Blanchard, P.; Boccaletti, A.; Beuzit, J.-L.; Carle, M.; Claudi, R.; Costille, A.; Delboulbé, A.; Dohlen, K.; Feldt, M.; Fusco, T.; Gluck, L.; Girard, J.; Giro, E.; Gry, C.; Henning, Thomas; Hubin, N.; Hugot, E.; Jaquet, M.; Kasper, M.; Lagrange, Anne Marie; Langlois, M.; Le Mignant, D.; Llored, M.; Madec, F.; Martinez, P.; Mawet, D.; Mesa, D.; Milli, J.; Mouillet, D.; Moulin, T.; Moutou, C.; Origné, A.; Pavlov, A.; Perret, D.; Petit, C.; Pragt, J.; Puget, P.; Rabou, P.; Rochat, S.; Roelfsema, R.; Salasnich, B.; Schmid, H.-M.; Sevin, A.; Siebenmorgen, R.; Smette, A.; Stadler, E.; Suarez, M.; Turatto, M.; Udry, S.; Vakili, F.; Wahhaj, Z.; Weber, L.; Wildi, F. (ESO, 2016)
      GJ 758 B is a brown dwarf companion to a nearby (15.76%) solar-type, metal-rich (M/H = +0.2 dex) main-sequence star (G9V) that was discovered with Subaru/HiCIAO in 2009. From previous studies, it has drawn attention as ...
    • First light of the VLT planet finder SPHERE II. The physical properties and the architecture of the young ... 
      Maire, A.-L.; Bonnefoy, M.; Ginski, C.; Vigan, A.; Messina, S.; Mesa, D.; Galicher, R.; Gratton, R.; Desidera, S.; Kopytova, T. G.; Millward, M.; Thalmann, C.; Claudi, R. U.; Ehrenreich, D.; Zurlo, A.; Chauvin, G.; Antichi, J.; Baruffolo, A.; Bazzon, A.; Beuzit, J. -L.; Blanchard, P.; Boccaletti, A.; Boer, J. de; Carle, M.; Cascone, E.; Costille, A.; De Caprio, V.; Delboulbe, A.; Dohlen, K.; Dominik, C.; Feldt, M.; Fusco, T.; Girard, J. H.; Giro, E.; Gisler, D.; Gluck, L.; Gry, C.; Henning, Thomas; Hubin, N.; Hugot, E.; Jaquet, M.; Kasper, M.; Lagrange, Anne Marie; Langlois, M.; Le Mignant, D.; Llored, M.; Madec, F.; Martinez, P.; Mawet, D.; Milli, J.; Moeller-Nilsson, O.; Mouillet, D.; Moulin, T.; Moutou, C.; Origne, A.; Pavlov, A.; Petit, C.; Pragt, J.; Puget, P.; Ramos, J.; Rochat, S.; Roelfsema, R.; Salasnich, B.; Sauvage, Jean Francois; Schmid, H. M.; Turatto, M.; Udry, S.; Vakili, F.; Wahhaj, Z.; Weber, L.; Wildi, F. (EDP Sciences S.A., 2016-03)
      Context. The young systems PZ Tel and HD 1160, hosting known low-mass companions, were observed during the commissioning of the new planet finder of the Very Large Telescope (VLT) SPHERE with several imaging and spectroscopic ...
    • First light of the VLT planet finder SPHERE III. New spectrophotometry and astrometry of the HR 8799 ... 
      Zurlo, A.; Vigan, A.; Galicher, R.; Maire, Anne-Lise; Mesa, D.; Gratton, R.; Chauvin, G.; Kasper, M.; Moutou, C.; Bonnefoy, M.; Desidera, S.; Abe, L.; Apai, D.; Baruffolo, A.; Baudoz, P.; Baudrand, J.; Beuzit, J. -L.; Blancard, P.; Boccaletti, A.; Cantalloube, F.; Carle, M.; Cascone, E.; Charton, J.; Claudi, R. U.; Costille, A.; Caprio, V. de; Dohlen, K.; Dominik, C.; Fantinel, D.; Feautrier, P.; Feldt, M.; Fusco, T.; Gigan, P.; Girard, J. H.; Gisler, D.; Gluck, L.; Gry, C.; Henning, Thomas; Hugot, E.; Janson, M.; Jaquet, M.; Lagrange, Anne Marie; Langlois, M.; Llored, M.; Madec, F.; Magnard, Y.; Martinez, P.; Maurel, D.; Mawet, D.; Meyer, M. R.; Milli, J.; Moeller-Nilsson, O.; Mouillet, D.; Origne, A.; Pavlov, A.; Petit, C.; Puget, P.; Quanz, S. P.; Rabou, P.; Ramos, J.; Rousset, G.; Roux, A.; Salasnich, B.; Salter, G.; Sauvage, Jean Francois; Schmid, H. M.; Soenke, C.; Stadler, E.; Suarez, M.; Turatto, M.; Udry, S.; Vakili, F.; Wahhaj, Z.; Wildi, F.; Antichi, J. (EDP Sciences S.A., 2016-03)
      Context. The planetary system discovered around the young A-type HR8799 provides a unique laboratory to: a) test planet formation theories; b) probe the diversity of system architectures at these separations, and c) perform ...
    • First light of the VLT planet finder SPHERE IV. Physical and chemical properties of the planets around HR8799 
      Bonnefoy, M.; Zurlo, A.; Baudino, J. L.; Lucas, P.; Mesa, D.; Maire, Anne-Lise; Vigan, A.; Galicher, R.; Homeier, D.; Marocco, F.; Gratton, R.; Chauvin, G.; Allard, F.; Desidera, S.; Kasper, M.; Moutou, C.; Lagrange, Anne Marie; Antichi, J.; Baruffolo, A.; Baudrand, J.; Beuzit, J. -L.; Boccaletti, A.; Cantalloube, F.; Carbillet, M.; Charton, J.; Claudi, R. U.; Costille, A.; Dohlen, K.; Dominik, C.; Fantinel, D.; Feautrier, P.; Feldt, M.; Fusco, T.; Gigan, P.; Girard, J. H.; Gluck, L.; Gry, C.; Henning, Thomas; Janson, M.; Langlois, M.; Madec, F.; Magnard, Y.; Maurel, D.; Mawet, D.; Meyer, M. R.; Milli, J.; Moeller-Nilsson, O.; Mouillet, D.; Pavlov, A.; Perret, D.; Pujet, P.; Quanz, S. P.; Rochat, S.; Rousset, G.; Roux, A.; Salasnich, B.; Salter, G.; Sauvage, Jean Francois; Schmid, H. M.; Sevin, A.; Soenke, C.; Stadler, E.; Turatto, M.; Udry, S.; Vakili, F.; Wahhaj, Z.; Wildi, F. (EDP Sciences S.A., 2016-03)
      Context. The system of four planets discovered around the intermediate-mass star HR8799 offers a unique opportunity to test planet formation theories at large orbital radii and to probe the physics and chemistry at play ...
    • Resolving the planet-hosting inner regions of the LkCa 15 disk 
      Thalmann, C.; Janson, M.; Garufi, A.; Boccaletti, A.; Quanz, S. P.; Sissa, E.; Gratton, R.; Salter, G.; Benisty, Myriam; Bonnefoy, M.; Chauvin, G.; Daemgen, S.; Desidera, S.; Dominik, C.; Engler, N.; Feldt, M.; Henning, Thomas; Lagrange, Anne Marie; Langlois, M.; Lannier, J.; Le Coroller, H.; Ligi, R.; Menard, F.; Mesa, D.; Meyer, M. R.; Mulders, G. D.; Olofsson, J.; Pinte, Christophe; Schmid, H.-M.; Vigan, A.; Zurlo, A. (2016)
      LkCa 15 hosts a pre-transitional disk as well as at least one accreting protoplanet orbiting in its gap. Previous disk observations have focused mainly on the outer disk, which is cleared inward of similar to 50 au. The ...
    • Testing giant planet formation in the transitional disk of SAO 206462 using deep VLT/SPHERE imaging 
      Maire, A. -L.; Stolker, T.; Messina, S.; Müller, A.; Biller, B. A.; Currie, T.; Dominik, C.; Grady, C. A.; Boccaletti, A.; Bonnefoy, M.; Chauvin, G.; Galicher, R.; Millward, M.; Pohl, A.; Brandner, W.; Henning, Thomas; Lagrange, Anne Marie; Langlois, M.; Meyer, M. R.; Quanz, S. P.; Vigan, A.; Zurlo, Alice; van Boekel, R.; Buenzli, E.; Buey, T.; Desidera, S.; Feldt, M.; Fusco, T.; Ginski, C.; Giro, E.; Gratton, R.; Hubin, N.; Lannier, J.; Le Mignant, D.; Mesa, D.; Peretti, S.; Perrot, C.; Ramos, J. R.; Salter, G.; Samland, M.; Sissa, E.; Stadler, E.; Thalmann, C.; Udry, S.; Weber, L. (EDP Sciences, 2017-05)
      Context. The SAO 206462 (HD 135344B) disk is one of the few known transitional disks showing asymmetric features in scattered light and thermal emission. Near-infrared scattered-light images revealed two bright outer ...
    • VLT/SPHERE astrometric confirmation and orbital analysis of the brown dwarf companion HR 2562 B 
      Maire, A.-L.; Rodet, L.; Lazzoni, C.; Boccaletti, A.; Brandner, W.; Galicher, R.; Cantalloube, F.; Mesa, D.; Klahr, H.; Beust, H.; Chauvin, G.; Desidera, S.; Janson, M.; Keppler, M.; Olofsson, J.; Augereau, J. -C.; Daemgen, S.; Henning, Thomas; Thebault, P.; Bonnefoy, M.; Feldt, M.; Gratton, R.; Lagrange, Anne Marie; Langlois, M.; Meyer, M. R.; Vigan, A.; D'Orazi, V.; Hagelberg, J.; Coroller, H. Le; Ligi, R.; Rouan, D.; Samland, M.; Schmidt, T.; Udry, S.; Zurlo, A.; Abe, L.; Carle, M.; Delboulbe, A.; Feautrier, P.; Magnard, Y.; Maurel, D.; Moulin, T.; Pavlov, A.; Perret, D.; Petit, C.; Ramos, J. R.; Rigal, F.; Roux, A.; Weber, L. (EDP Sciences, 2018-08-07)
      Context. A low-mass brown dwarf has recently been imaged around HR 2562 (HD 50571), a star hosting a debris disk resolved in the far infrared. Interestingly, the companion location is compatible with an orbit coplanar with ...