Browsing by Author "6b38c7a5-4d8d-4148-842d-9ef9ee885a8d"

Now showing items 1-9 of 9

    • Exploring dust around HD 142527 down to 0.025 (4au) using SPHERE/ZIMPOL 
      Avenhaus, H.; Quanz, S. P.; Schmid, H. M.; Dominik, C.; Stolker, T.; Ginski, C.; de Boer, J.; Szulagyi, J.; Garufi, A.; Zurlo, A.; Hagelberg, J.; Benisty, Myriam; Henning, Thomas; Menard, F.; Meyer, M. R. (IOP Publishing Ltd., 2017)
      We have observed the protoplanetary disk of the well-known young Herbig star HD 142527 using ZIMPOL polarimetric differential imaging with the very broad band (similar to 600-900 nm) filter. We obtained two data sets in ...
    • 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 ...
    • Shadows cast on the transition disk of HD 135344B 
      Stolker, T.; Dominik, C.; Avenhaus, Henning; Min, M.; de Boer, J.; Ginski, C.; Schmid, H. M.; Juhasz, A.; Bazzon, A.; Waters, L. B. F. M.; Garufi, A.; Augereau, J. C.; Benisty, Myriam; Boccaletti, A.; Henning, Thomas; Langlois, M.; Maire, A. L.; Ménard, Francois; Meyer, M. R.; Pinte, Christophe; Quanz, S. P.; Thalmann, C.; Beuzit, J. L.; Carbillet, M.; Costille, A.; Dohlen, K.; Feldt, M.; Gisler, D.; Mouillet, D.; Pavlov, A.; Perret, D.; Petit, C.; Pragt, J.; Rochat, S.; Roelfsema, R.; Salasnich, B.; Soenke, C.; Wildi, F. (EDP Sciences, 2016)
      Context. The protoplanetary disk around the F-type star HD 135344B (SAO 206462) is in a transition stage and shows many intriguing structures both in scattered light and thermal (sub-) millimeter emission which are possibly ...
    • STRUCTURE AND COMPOSITION OF TWO TRANSITIONAL CIRCUMSTELLAR DISKS IN CORONA AUSTRALIS 
      Hughes, A. M.; Andrews, S. M.; Wilner, D. J.; Meyer, M. R.; Carpenter, J. M.; Qi, C.; Hales, A.; Casassus Montero, Simón; Hogerheijde, M. R.; Mamajek, E. E.; Wolf, S.; Henning, Thomas; Silverstone, M. D. (IOP PUBLISHING LTD, 2010-09)
      The late stages of evolution of the primordial circumstellar disks surrounding young stars are poorly understood, yet vital to constraining theories of planet formation. We consider basic structural models for the disks ...
    • 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 ...
    • Uncrowding R 136 from VLT/SPHERE extreme adaptive optics 
      Khorrami, Z.; Vakili, F. F.; Lanz, T.; Langlois, M.; Lagadec, E.; Meyer, M. R.; Robbe Dubois, S.; Abe, L.; Avenhaus, H.; Beuzit, J. L.; Ramos, J. (EDP Sciences, 2017)
      This paper presents the sharpest near-IR images of the massive cluster R136 to date, based on the extreme adaptive optics of the SPHERE focal instrument implemented on the ESO Very Large Telescope and operated in its IRDIS ...
    • 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 ...