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An image of the dust sublimation region in the nucleus of NGC 1068
Indexado
WoS WOS:000509944900001
Scopus SCOPUS_ID:85085128253
DOI 10.1051/0004-6361/201936255
Año 2020
Tipo artículo de investigación

Citas Totales

Autores Afiliación Chile

Instituciones Chile

% Participación
Internacional

Autores
Afiliación Extranjera

Instituciones
Extranjeras


Abstract



We present near-infrared interferometric data on the Seyfert 2 galaxy NGC 1068, obtained with the GRAVITY instrument on the European Southern Observatory Very Large Telescope Interferometer. The extensive baseline coverage from 5 to 60 M lambda allowed us to reconstruct a continuum image of the nucleus with an unrivaled 0.2 pc resolution in the K-band. We find a thin ring-like structure of emission with a radius r=0.24 +/- 0.03 pc, inclination i=70 +/- 5 degrees, position angle PA=-50 +/- 4 degrees, and h/r< 0.14, which we associate with the dust sublimation region. The observed morphology is inconsistent with the expected signatures of a geometrically and optically thick torus. Instead, the infrared emission shows a striking resemblance to the 22 GHz maser disc, which suggests they share a common region of origin. The near-infrared spectral energy distribution indicates a bolometric luminosity of (0.4-4.7) x 10(45) erg s(-1), behind a large A(K)approximate to 5.5 (A(V)approximate to 90) screen of extinction that also appears to contribute significantly to obscuring the broad line region.

Revista



Revista ISSN
Astronomy & Astrophysics 0004-6361

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Disciplinas de Investigación



WOS
Astronomy & Astrophysics
Scopus
Sin Disciplinas
SciELO
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Publicaciones WoS (Ediciones: ISSHP, ISTP, AHCI, SSCI, SCI), Scopus, SciELO Chile.

Colaboración Institucional



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Autores - Afiliación



Ord. Autor Género Institución - País
1 Pfuhl, Oliver Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
2 Jaffe, T. R. Mujer Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
3 Dexter, J. Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
4 Netzer, Hagai Hombre Tel Aviv Univ - Israel
Tel Aviv University - Israel
5 Honig, Sebastian F. Hombre Univ Southampton - Reino Unido
University of Southampton - Reino Unido
6 Lutz, D. Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
7 Schartmann, M. Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
8 Sturm, Eckhard Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
9 Amorim, A. - Univ Lisbon - Portugal
10 Brandner, W. Hombre Max Planck Inst Astron - Alemania
Max Planck Institute for Astronomy - Alemania
Max Planck Inst Radio Astron - Alemania
11 Clenet, Y. Hombre Univ Paris Diderot - Francia
Université PSL - Francia
L'Observatoire de Paris - Francia
12 de Zeeuw, P. T. Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Leiden Univ - Países Bajos
Max Planck Institute for Extraterrestrial Physics - Alemania
Leiden Observatory Research Institute - Países Bajos
Sterrewacht Leiden - Países Bajos
13 Eckart, A. Hombre Univ Cologne - Alemania
Max Planck Inst Radio Astron - Alemania
University of Cologne - Alemania
Max Planck Institute for Astronomy - Alemania
Max Planck Institute for Radio Astronomy - Alemania
Universität zu Köln - Alemania
14 Eisenhauer, Frank Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
15 Schreiber, N. M.Förster Mujer Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
16 Gao, F. - Max Planck Inst Extraterr Phys MPE - Alemania
17 Garcia, P. J. V. - ESO - Chile
Univ Porto - Portugal
Univ Lisbon - Portugal
18 Genzel, Reinhard Hombre Max Planck Inst Extraterr Phys MPE - Alemania
UNIV CALIF BERKELEY - Estados Unidos
Max Planck Institute for Extraterrestrial Physics - Alemania
University of California, Berkeley - Estados Unidos
19 Gillessen, S. Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
20 FERNANDEZ-GONZALEZ, FELIPE JOSE Hombre Univ Paris Diderot - Francia
Université PSL - Francia
21 Kishimoto, Makoto Hombre Kyoto Sangyo Univ - Japón
Kyoto Sangyo University - Japón
22 Lacour, S. Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Univ Paris Diderot - Francia
Max Planck Institute for Extraterrestrial Physics - Alemania
Université PSL - Francia
L'Observatoire de Paris - Francia
23 Millour, Florentin Hombre Univ Cote dAzur - Francia
Observatoire de la Côte d'Azur - Francia
24 Ott, T. Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
25 Paumard, T. Hombre Univ Paris Diderot - Francia
Université PSL - Francia
L'Observatoire de Paris - Francia
26 Perraut, K. Mujer Univ Grenoble Alpes - Francia
Universite Grenoble Alpes - Francia
27 Perrin, G. - Univ Paris Diderot - Francia
28 Peterson, Bradley Hombre OHIO STATE UNIV - Estados Unidos
Space Telescope Sci Inst - Estados Unidos
The Ohio State University - Estados Unidos
STScI - Estados Unidos
Space Telescope Science Institute - Estados Unidos
29 Petrucci, Pierre Olivier Hombre Univ Grenoble Alpes - Francia
Universite Grenoble Alpes - Francia
30 Prieto, M. A. - IAC - España
Instituto Astrofisico de Canarias - España
31 Rouan, D. Hombre Univ Paris Diderot - Francia
Université PSL - Francia
L'Observatoire de Paris - Francia
32 Shangguan, J. - Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
33 Shimizu, Taro Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
34 Sternberg, A. Hombre Tel Aviv Univ - Israel
Flatiron Inst - Estados Unidos
Tel Aviv University - Israel
Simons Foundation - Estados Unidos
35 Straub, O. - Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
36 Rau, C. Hombre Univ Cologne - Alemania
University of Cologne - Alemania
Universität zu Köln - Alemania
37 Tacconi, L. J. Mujer Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
38 Tristram, Konrad Hombre ESO - Chile
European Southern Observatory Santiago - Chile
Observatorio Europeo Austral - Alemania
European Southern Observ - Chile
39 Vermot, P. - Univ Paris Diderot - Francia
Université PSL - Francia
L'Observatoire de Paris - Francia
40 Waisberg, I - Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
41 Widmann, Felix Hombre Max Planck Inst Extraterr Phys MPE - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania
42 MORALES-PERALTA, JUAN CARLOS Hombre ESO - Alemania
Observatorio Europeo Austral - Alemania
European Southern Observ - Alemania
43 GRAVITY Collaboration Corporación

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Origen de Citas Identificadas



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Citas identificadas: Las citas provienen de documentos incluidos en la base de datos de DATACIENCIA

Citas Identificadas: 3.23 %
Citas No-identificadas: 96.77 %

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Citas identificadas: Las citas provienen de documentos incluidos en la base de datos de DATACIENCIA

Citas Identificadas: 3.23 %
Citas No-identificadas: 96.77 %

Financiamiento



Fuente
National Science Foundation
Fundação para a Ciência e a Tecnologia
NSF
European Research Council
Alexander von Humboldt-Stiftung
Horizon 2020 Framework Programme
Instituto Nacional de Ciência e Tecnologia para Excitotoxicidade e Neuroproteção
Sofja Kovalevskaja award from the Alexander von Humboldt foundation
ERC synergy grant
Programme National Hautes Energies (PNHE) of the Centre National de la Recherche Sci-entifique (CNRS)
Programme National Hautes Energies
Centre National de la Recherche Sci-entifique
Instituto Nacional de Ciência e Tecnologia para Excitotoxicidade e Neuroproteção
Engineering Research Centers

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Agradecimientos



Agradecimiento
We thank the referees for their careful reading of the manuscript and their suggestions that have helped to improve it. This research has made use of the NASA/IPAC Extragalactic Database (NED), which is oper-ated by the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration. This work has made extensive use of the software QFitsView, which has been devel-oped by Thomas Ott, Max Planck Institute for Extraterrestrial Physics (http://www.mpe.mpg.de/~ott/QFitsView/).F.E.and O. P. acknowledge support from ERC synergy grant No. 610058 (Black-HoleCam). J. D. was supported by a Sofja Kovalevskaja award from the Alexander von Humboldt foundation and in part by NSF grant AST 1909711. A. A. and P. G. acknowledge funding from Fundacao para a Ciencia e a Tecnologia through grants UID/FIS/00099/2013 and SFRH/BSAB/142940/2018. P.O.P acknowledges support from the Programme National Hautes Energies (PNHE) of the Centre National de la Recherche Sci-entifique (CNRS).
Acknowledgements. We thank the referees for their careful reading of the manuscript and their suggestions that have helped to improve it. This research has made use of the NASA/IPAC Extragalactic Database (NED), which is operated by the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration. This work has made extensive use of the software QFitsView, which has been developed by Thomas Ott, Max Planck Institute for Extraterrestrial Physics (http: //www.mpe.mpg.de/~ott/QFitsView/). F. E. and O. P. acknowledge support from ERC synergy grant No. 610058 (Black-HoleCam). J. D. was supported by a Sofja Kovalevskaja award from the Alexander von Humboldt foundation and in part by NSF grant AST 1909711. A. A. and P. G. acknowledge funding from Fundação para a Ciência e a Tecnologia through grants UID/FIS/00099/2013 and SFRH/BSAB/142940/2018. P.O.P acknowledges support from the Programme National Hautes Energies (PNHE) of the Centre National de la Recherche Sci-entifique (CNRS).

Muestra la fuente de financiamiento declarada en la publicación.