G
G. Heissel
Researcher at Paris Diderot University
Publications - 7
Citations - 91
G. Heissel is an academic researcher from Paris Diderot University. The author has contributed to research in topics: Young stellar object & Accretion (astrophysics). The author has an hindex of 3, co-authored 7 publications receiving 30 citations. Previous affiliations of G. Heissel include PSL Research University.
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Journal ArticleDOI
Unveiling the β Pictoris system, coupling high contrast imaging, interferometric, and radial velocity data
Anne-Marie Lagrange,P. Rubini,M. Nowak,Sylvestre Lacour,A. Grandjean,Anthony Boccaletti,Maud Langlois,P. Delorme,R. Gratton,J. Wang,O. Flasseur,Raphael Galicher,Q. Kral,N. Meunier,Hervé Beust,C. Babusiaux,C. Babusiaux,H. Le Coroller,P. Thebault,P. Kervella,A. Zurlo,Anne-Lise Maire,Anne-Lise Maire,Z. Wahhaj,António Amorim,R. Asensio-Torres,Myriam Benisty,Jean-Phillipe Berger,Mickael Bonnefoy,Wolfgang Brandner,F. Cantalloube,B. Charnay,Gael Chauvin,Gael Chauvin,E. Choquet,Yann Clénet,V. Christiaens,V. Coudé du Foresto,P. T. de Zeeuw,P. T. de Zeeuw,Silvano Desidera,Gilles Duvert,Andreas Eckart,Andreas Eckart,Frank Eisenhauer,F. Galland,Feng Gao,P. Garcia,R. Garcia Lopez,Eric Gendron,Reinhard Genzel,Stefan Gillessen,J. M. Girard,J. Hagelberg,Xavier Haubois,T. Henning,G. Heissel,Stefan Hippler,Matthew Horrobin,M. Janson,Jens Kammerer,Matthew A. Kenworthy,Miriam Keppler,L. Kreidberg,V. Lapeyrère,J.-B. Le Bouquin,P. Léna,A. Mérand,Sergio Messina,Paul Mollière,John Monnier,Thomas Ott,G. Otten,Thibaut Paumard,C. Paladini,Karine Perraut,Guy Perrin,L. Pueyo,O. Pfuhl,L. Rodet,G. Rodríguez-Coira,G. Rousset,Matthias Samland,Jinyi Shangguan,T. Schmidt,Odele Straub,Christian Straubmeier,T. Stolker,A. Vigan,F. Vincent,Felix Widmann,Julien Woillez +91 more
TL;DR: In this paper, a combination of high contrast imaging, long base-line interferometry, and radial velocity data was used to constrain the orbital and physical properties of β Pictoris b and c.
Journal ArticleDOI
Dynamically important magnetic fields near the event horizon of Sgr A
A. Jiménez-Rosales,Jason Dexter,Felix Widmann,M. Bauböck,R. Abuter,António Amorim,Jean-Philippe Berger,H. Bonnet,Wolfgang Brandner,Yann Clénet,P. T. de Zeeuw,Andreas Eckart,Frank Eisenhauer,N. M. Förster Schreiber,Paulo J. V. Garcia,Feng Gao,Eric Gendron,Reinhard Genzel,Stefan Gillessen,Maryam Habibi,Xavier Haubois,G. Heissel,Th. Henning,Stefan Hippler,Matthew Horrobin,Lieselotte Jochum,Laurent Jocou,Andreas Kaufer,Pierre Kervella,Sylvestre Lacour,Vincent Lapeyrere,J.-B. Le Bouquin,Pierre Léna,M. Nowak,Thomas Ott,Thibaut Paumard,Karine Perraut,Guy Perrin,O. Pfuhl,G. Rodríguez-Coira,Jinyi Shangguan,Silvia Scheithauer,Julia Stadler,Odele Straub,Christian Straubmeier,Eckhard Sturm,Linda J. Tacconi,F. H. Vincent,S. von Fellenberg,Idel Waisberg,Ekkehard Wieprecht,Erich Wiezorrek,Julien Woillez,Senol Yazici,Gérard Zins +54 more
TL;DR: In this article, the authors studied the time-variable linear polarisation of Sgr A* during a bright NIR flare observed with the GRAVITY instrument on July 28, 2018.
Journal ArticleDOI
The GRAVITY young stellar object survey - V. The orbit of the T Tauri binary star WW Cha
F. Eupen,Lucas Labadie,R. Grellmann,Karine Perraut,Wolfgang Brandner,Gaspard Duchene,Rainer Köhler,J. Sanchez-Bermudez,R. Garcia Lopez,A. Caratti o Garatti,Myriam Benisty,Catherine Dougados,Paulo J. V. Garcia,L. Klarmann,António Amorim,M. Bauböck,Jean-Philippe Berger,Paola Caselli,Yann Clénet,V. Coudé du Foresto,P. T. de Zeeuw,A. Drescher,Gilles Duvert,A. Eckart,Frank Eisenhauer,Mercedes E. Filho,V. Ganci,Feng Gao,Eric Gendron,Reinhard Genzel,Stefan Gillessen,G. Heissel,Th. Henning,Stefan Hippler,Matthew Horrobin,Z. Hubert,A. Jiménez-Rosales,Laurent Jocou,Pierre Kervella,Sylvestre Lacour,V. Lapeyrère,J.-B. Le Bouquin,Pierre Léna,Thomas Ott,Thibaut Paumard,Guy Perrin,Oliver Pfuhl,G. Rodríguez-Coira,G. Rousset,Silvia Scheithauer,Jinyi Shangguan,T. Taro Shimizu,J. Stadler,Odele Straub,Christian Straubmeier,E. Sturm,E. F. van Dishoeck,F. Vincent,S. D. von Fellenberg,Felix Widmann,Julien Woillez,A. Wojtczak +61 more
TL;DR: In this article, the authors derived the relative positions and flux ratios of the stellar companion in WW Cha from the interferometric model fitting of observations made with the VLTI instruments AMBER, PIONIER, and GRAVITY in the near-infrared from 2011 to 2020.
Journal ArticleDOI
The GRAVITY young stellar object survey V. The orbit of the T Tauri binary star WW Cha
F. Eupen,Lucas Labadie,R. Grellmann,Karine Perraut,Wolfgang Brandner,Gaspard Duchene,Gaspard Duchene,Rainer Köhler,J. Sanchez-Bermudez,J. Sanchez-Bermudez,R. Garcia Lopez,R. Garcia Lopez,R. Garcia Lopez,A. Caratti o Garatti,A. Caratti o Garatti,A. Caratti o Garatti,Myriam Benisty,Catherine Dougados,Paulo J. V. Garcia,Paulo J. V. Garcia,L. Klarmann,António Amorim,António Amorim,M. Bauböck,Jean-Philippe Berger,Paola Caselli,Yann Clénet,V. Coudé du Foresto,P. T. de Zeeuw,A. Drescher,Gilles Duvert,A. Eckart,Frank Eisenhauer,Mercedes E. Filho,V. Ganci,Feng Gao,Eric Gendron,Reinhard Genzel,Stefan Gillessen,G. Heissel,Th. Henning,Stefan Hippler,Matthew Horrobin,Z. Hubert,A. Jiménez-Rosales,Laurent Jocou,Pierre Kervella,Sylvestre Lacour,V. Lapeyrère,J.-B. Le Bouquin,Pierre Léna,Thomas Ott,Thibaut Paumard,Guy Perrin,Oliver Pfuhl,G. Rodríguez-Coira,G. Rousset,Silvia Scheithauer,Jinyi Shangguan,T. Taro Shimizu,J. Stadler,Odele Straub,Christian Straubmeier,E. Sturm,E. F. van Dishoeck,F. Vincent,S. D. von Fellenberg,Felix Widmann,Julien Woillez,A. Wojtczak +69 more
TL;DR: In this paper, the authors derived the relative positions and flux ratios of the stellar companion in WW Cha from the interferometric model fitting of observations made with the VLTI instruments AMBER, PIONIER, and GRAVITY in the near-infrared from 2011 to 2020.
Journal ArticleDOI
The GRAVITY young stellar object survey - VI. Mapping the variable inner disk of HD 163296 at sub-au scales
J. Sanchez-Bermudez,J. Sanchez-Bermudez,A. Caratti o Garatti,A. Caratti o Garatti,A. Caratti o Garatti,R. Garcia Lopez,R. Garcia Lopez,R. Garcia Lopez,Karine Perraut,Lucas Labadie,Myriam Benisty,Myriam Benisty,Wolfgang Brandner,Catherine Dougados,Paulo J. V. Garcia,Paulo J. V. Garcia,Th. Henning,L. Klarmann,António Amorim,M. Bauböck,Jean-Phillipe Berger,J.-B. Le Bouquin,Paola Caselli,Yann Clénet,V. Coudé du Foresto,P. T. de Zeeuw,A. Drescher,Gilles Duvert,A. Eckart,Frank Eisenhauer,Mercedes E. Filho,Mercedes E. Filho,Feng Gao,Eric Gendron,Reinhard Genzel,Stefan Gillessen,R. Grellmann,G. Heissel,Matthew Horrobin,Zoltan Hubert,A. Jiménez-Rosales,Laurent Jocou,Pierre Kervella,Sylvestre Lacour,V. Lapeyrère,Pierre Léna,Thomas Ott,Thibaut Paumard,Guy Perrin,Jaime E. Pineda,G. Rodríguez-Coira,Gérard Rousset,Dominique Segura-Cox,Jinyi Shangguan,T. Taro Shimizu,J. Stadler,Odele Straub,Christian Straubmeier,E. Sturm,E. F. van Dishoeck,Frederic H. Vincent,S. D. von Fellenberg,Felix Widmann,Julien Woillez +63 more
TL;DR: In this article, the authors used a gradient descent parametric model fitting to recover the sub-au morphology of the inner disk in HD 163296 with multi-epoch, near-infrared interferometric observations performed with GRAVITY at the Very Large Telescope Interferometer.