Browsing by Author "e2d6abee-77f1-4973-86bd-3fadfa94f756"

Now showing items 1-7 of 7

    • 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 ...
    • Exploring the R CrA environment with SPHERE: Discovery of a new stellar companion 
      Mesa, D.; Bonnefoy, M.; Gratton, R.; Van Der Plas, G.; D'Orazi, V.; Sissa, E.; Zurlo, A.; Rigliaco, E.; Schmidt, T.; Langlois, M.; Vigan, A.; Ubeira Gabellini, M. G.; Desidera, S.; Antoniucci, S.; Barbieri, M.; Benisty, Myriam; Boccaletti, A.; Claudi, R.; Fedele, D.; Gasparri, (EDP Sciences, 2019)
      Aims. R Coronae Australis (R CrA) is the brightest star of the Coronet nebula of the Corona Australis (CrA) star forming region. This star is very red in color, probably due to dust absorption, and is strongly variable. ...
    • Orbital and spectral characterization of the benchmark T-type brown dwarf HD19467B 
      Maire, A.-L.; Molaverdikhani, K.; Desidera, S.; Trifonov, T.; Mollière, P.; D’Orazi, V.; Frankel, N.; Baudino, J. L.; Messina, S.; Müller, A.; Charnay, B.; Cheetham, A. C.; Delorme, P.; Ligi, R.; Bonnefoy, M.; Brandner, W.; Mesa, D.; Cantalloube, F.; Galicher, R.; Henning, T.; Biller, B. A.; Hagelberg, J.; Lagrange, A. M.; Lavie, B.; Rickman, E.; Ségransan, D.; Udry, S.; Chauvin, Gaël; Gratton, R.; Langlois, M.; Vigan, A.; Meyer, M. R.; Beuzit, J. L.; Bhowmik, T.; Boccaletti, A.; Lazzoni, C.; Perrot, C.; Schmidt, T.; Zurlo, A.; Gluck, L.; Pragt, J.; Ramos, J.; Roelfsema, R.; Roux, A.; Sauvage, J. F. (EDP Science, 2020)
      Context. Detecting and characterizing substellar companions for which the luminosity, mass, and age can be determined independently is of utter importance to test and calibrate the evolutionary models due to uncertainties ...
    • Searching for the near-infrared counterpart of Proxima c using multi-epoch high-contrast SPHERE data at VLT 
      Gratton, R.; Zurlo, A.; Le Coroller, H.; Damasso, M.; Sordo, F. del; Langlois, M.; Mesa, D.; Milli, J.; Chauvin, Gaël; Desidera, S.; Hagelberg, J.; Lagadec, E.; Vigan, A.; Boccaletti, A.; Bonnefoy, M.; Brandner, W.; Brown, S.; Cantalloube, F.; Delorme, P.; Orazi, V. D.; Feldt, M.; Galicher, R.; Henning, T.; Janson, M.; Kervella, P.; Lagrange, A. M; Lazzoni, C.; Ligi, R.; Ligi, A. L.; Ménard, F.; Meyer, M.; Mugnier, L.; Potier, A.; Rickman, E. L; Rodet, L.; Romero, C.; Schmidt, T.; Sissa, E.; Sozzetti, A.; Szulágyi, J.; Wahhaj, Z.; Antichi, J.; Fusco, T.; Stadler, E.; González Suárez, M.; Wildi, F. (EDP Science, 2020)
      Context. Proxima Centauri is the closest star to the Sun and it is known to host an Earth-like planet in its habitable zone; very recently a second candidate planet was proposed based on radial velocities. At quadrature, ...
    • The search for disks or planetary objects around directly imaged companions: A candidate around DH Tau B. 
      Lazzoni, C.; Zurlo, A.; Desidera, S.; Mesa, D.; Fontanive, C.; Bonavita, M.; Ertel, S.; Rice, K.; Vigan, A.; Boccaletti, A.; Bonnefoy, M.; Chauvin, Gaël; Delorme, P.; Gratton, R.; Houllé, M.; Maire, A.L.; Meyer, M.; Rickman, E.; Spalding, E. A.; Asensio Torres, R.; Langlois, M.; Müller, A.; Baudino, J L.; Beuzit, J. L.; Biller, B.; Brandner, W.; Buenzli, E.; Cantalloube, F.; Cheetham, A.; Cudel, M.; Feldt, M.; Galicher, R.; Janson, M.; Hagelberg, J.; Henning, T.; Kasper, M.; Keppler, M.; Lagrange, A. M; Lannier, J.; LeCoroller, H.; Mouillet, D.; Peretti, S.; Perrot, C.; Salter, G.; Samland, M.; Schmidt, T.; Sissa, E.; Wildi, F. (EDP Science, 2020)
      Context. In recent decades, thousands of substellar companions have been discovered with both indirect and direct methods of detection. While the majority of the sample is populated by objects discovered using radial ...
    • Unveiling the beta pictoris system, coupling high contrast imaging, interferometric, and radial velocity data 
      Lagrange, A. M; Rubini, P.; Nowak, M.; Lacour, S.; Grandjean, A.; Boccaletti, A.; Langlois, M.; Delorme, P.; Gratton, R.; Wang, J.; Flasseur, O.; Galicher, R.; Kral, Q.; Meunier, N.; Beust, H.; Babusiaux, C.; Le Coroller, H.; Thebault, P.; Kervella, P.; Zurlo, A.; Maire, A.-L.; Wahhaj, Z.; Amorim, A.; Asensio-Torres, Rubén; Benisty, M.; Berger, J.-P.; Bonnefoy, M.; Brandner, W.; Cantalloube, F.; Charnay, B.; Chauvin, G.; Choquet, É.; Clenet, Y.; Christiaens, V.; Coude du Foresto, V.; de Zeeuw, P.T.; Desidera, S.; Duvert, G.; Eckart, A.; Eisenhauer, F.; Galland, F.; Gao, F.; Garcia, P.; García López, R.; Gendron, E.; Genzel, R.; Gillessen, S.; Girard, J.; Hagelberg, J.; Haubois, X.; Henning, T.; Heissel, G.; Hippler, S.; Horrobin, M.; Janson, M.; Kammerer, J.; Kenworthy, M.; Keppler, M.; Kreidberg, L.; Lapeyrere, V.; Le Bouquin, J.-B.; Lena, P.; Merand, A.; Messina, S.; Molliere, P.; Monnier, J. D.; Ott, T.; Otten, G.; Paumard, T.; Paladini, C.; Perraut, K.; Perrin, G.; Pueyo, L.; Pfuhl, O.; Rodet, L.; Rodríguez Coira, G.; Rousset, G.; Samland, M.; Shangguan, J.; Schmidt, T.; Straub, O.; Straubmeier, C.; Stolker, T.; Vigan, A.; Vincent, F.; Widmann, F.; Woillez, J. (EDP Science, 2020)
      Context. The nearby and young beta Pictoris system hosts a well resolved disk, a directly imaged massive giant planet orbiting at similar or equal to 9 au, as well as an inner planet orbiting at similar or equal to 2.7 au, ...
    • 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 ...