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Reverberation Mapping of Optical Emission Lines in Five Active Galaxies

  • M.M. Fausnaugh
  • , C.J. Grier
  • , M.C. Bentz
  • , K.D. Denney
  • , G.D. Rosa
  • , B.M. Peterson
  • , C.S. Kochanek
  • , R.W. Pogge
  • , S. M. Adams
  • , A.J. Barth
  • , Thomas G. Beatty
  • , A. Bhattacharjee
  • , G. A. Borman
  • , T. A. Boroson
  • , M. C. Bottorff
  • , Jacob E. Brown
  • , Jonathan S. Brown
  • , M. S. Brotherton
  • , C. T. Coker
  • , S. M. Crawford
  • K. V. Croxall, Sarah Eftekharzadeh, Michael Eracleous, M. D. Joner, C. B. Henderson, T. W.-S. Holoien, Keith Horne, T. Hutchison, Shai Kaspi, S. Kim, Anthea L. King, Miao Li, Cassandra Lochhaas, Zhiyuan Ma, F. MacInnis, E.~R. Manne-Nicholas, M Mason, Carmen Montuori, Ana Mosquera, Dale Mudd, R. Musso, S. V. Nazarov, M. L. Nguyen, D. N. Okhmat, Christopher A. Onken, B. Ou-Yang, A. Pancoast, L. Pei, Matthew T. Penny, Radosław Poleski, Stephen Rafter, E. Romero-Colmenero, Jessie Runnoe, David J. Sand, Jaderson S. Schimoia, S. G. Sergeev, B. J. Shappee, Gregory V. Simonian, Garrett Somers, Jason M. Hall-Spencer, D. A. Starkey, Daniel J. Stevens, Jamie Tayar, T. Treu, Stefano Valenti, J. Van Saders, S. Villanueva, C. Villforth, Yaniv Weiss, H. Winkler, W. Zhu
  • Ohio State University
  • Pennsylvania State University
  • Georgia State University
  • Space Telescope Science Institute
  • Cahill Center for Astrophysics
  • California Institute of Technology
  • University of California
  • University of Wyoming
  • Sul Ross State University
  • Crimean Astrophysical Observatory
  • Las Cumbres Observatory Global Telescope Network, Inc
  • Southwestern University
  • University of Missouri-Columbia
  • South African Astronomical Observatory
  • Illumination Works LLC.
  • Georgia Institute of Technology
  • Brigham Young University
  • University of St Andrews
  • Tel Aviv University
  • University of Melbourne
  • Columbia University
  • Università degli Studi dell'Insubria
  • United States Naval Academy
  • The Australian National University
  • Harvard University
  • University of Illinois at Urbana-Champaign
  • University of Haifa
  • Southern African Large Telescope
  • University of Michigan
  • Texas Tech University at Lubbock
  • Universidade Federal do Rio Grande do Sul
  • Carnegie Observatories
  • Vanderbilt University
  • University of California, Los Angeles
  • University of California Davis
  • Technion - Israel Institute of Technology
  • University of Johannesburg

Research output: Contribution to journal › Article › peer-review

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Abstract

We present the first results from an optical reverberation mapping campaign executed in 2014 targeting the active galactic nuclei (AGNs) MCG+08-11-011, NGC 2617, NGC 4051, 3C 382, and Mrk 374. Our targets have diverse and interesting observational properties, including a "changing look" AGN and a broad-line radio galaxy. Based on continuum-Hβ lags, we measure black hole masses for all five targets. We also obtain Hγ and He ii λ4686 lags for all objects except 3C 382. The He ii λ4686 lags indicate radial stratification of the BLR, and the masses derived from different emission lines are in general agreement. The relative responsivities of these lines are also in qualitative agreement with photoionization models. These spectra have extremely high signal-to-noise ratios (100-300 per pixel) and there are excellent prospects for obtaining velocity-resolved reverberation signatures.

Original languageEnglish
Article number97
JournalThe Astrophysical Journal
Volume840
Issue number2
DOIs
Publication statusPublished - 12 May 2017

Keywords

  • galaxies: active
  • galaxies: individual (MCG+08-11-011, NGC 2617, NGC 4051, 3C 382, Mrk 374)

ASJC Scopus subject areas

  • Astronomy and Astrophysics
  • Space and Planetary Science

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