5100{AA} continuum & emission lines LCs of PG2130+099 Virtual Observatory Resource

Authors
  1. Hu C.
  2. Li Y.-R.
  3. Du P.
  4. Zhang Z.-X.
  5. Li S.-S.
  6. Huang Y.-K.
  7. Lu K.-X.,Bai J.-M.
  8. Ho L.C.
  9. Bian W.-H.
  10. Brotherton M.S.
  11. Yuan Y.-F.
  12. Aceituno J.,Winkler H.
  13. Wang J.-M.
  14. (the SEAMBH Collaboration)
  15. Published by
    CDS
Abstract

As one of the most interesting Seyfert 1 galaxies, PG 2130+099 has been the target of several reverberation mapping (RM) campaigns over the years. However, its measured broad H{beta} line responses have been inconsistent, with time lags of ~200days, ~25days, and ~10days being reported for different epochs while its optical luminosity changed no more than 40%. To investigate this issue, we conducted a new RM-campaign with homogenous and high cadence (about ~3days) for two years during 2017-2019 to measure the kinematics and structure of the ionized gas. We successfully detected time lags of broad H{beta}, HeII, HeI, and FeII lines with respect to the varying 5100{AA} continuum, revealing a stratified structure that is likely virialized with Keplerian kinematics in the first year of observations, but an inflow kinematics of the broad-line region from the second year. With a central black hole mass of 0.97_-0.18_^+0.15^x10^7^M_{sun}_, PG2130+099 has an accretion rate of 10^2.1+/-0.5^L_Edd_c^-2^, where L_Edd_ is the Eddington luminosity and c is speed of light, implying that it is a super-Eddington accretor and likely possesses a slim, rather than thin, accretion disk. The fast changes of the ionization structures of the three broad lines remain puzzling.

Keywords
  1. quasars
  2. visible-astronomy
  3. spectroscopy
Bibliographic source Bibcode
2020ApJ...890...71H
See also HTML
https://cdsarc.cds.unistra.fr/viz-bin/cat/J/ApJ/890/71
IVOA Identifier IVOID
ivo://CDS.VizieR/J/ApJ/890/71
Document Object Identifer DOI
doi:10.26093/cds/vizier.18900071

Access

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http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/ApJ/890/71
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History

2021-08-17T11:32:46Z
Resource record created
2021-08-17T11:32:46Z
Created
2021-10-04T14:14:33Z
Updated

Contact

Name
CDS support team
Postal Address
CDS, Observatoire de Strasbourg, 11 rue de l'Universite, F-67000 Strasbourg, France
E-Mail
cds-question@unistra.fr