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Related papers: Astrometric Reverberation Mapping

200 papers

Spectroastrometry measures source astrometry as a function of wavelength/velocity. Reverberations of spectroastrometric signals naturally arise in broad-line regions (BLRs) of active galactic nuclei (AGNs) as a result of the continuum…

Astrophysics of Galaxies · Physics 2023-01-31 Yan-Rong Li , Jian-Min Wang

Broadband photometric reverberation mapping (RM) provides a measure of the size of the continuum-emitting region in active galactic nuclei (AGN). Previous monitoring campaigns of PG 2130+099 disagree as to whether the continuum emitting…

Astrophysics of Galaxies · Physics 2025-04-03 Jake A. Miller , Edward M. Cackett , Mike Goad , Kirk T. Korista

The variable continuum emission of an active galactic nucleus (AGN) produces corresponding responses in the broad emission lines, which are modulated by light travel delays, and contain information on the physical properties, structure, and…

Astrophysics of Galaxies · Physics 2023-11-08 Sara Rosborough , Andrew Robinson , Triana Almeyda , Madison Noll

Reverberation mapping is now a well-established technique for investigating spatially-unresolved structures in the nuclei of distant galaxies with actively-accreting supermassive black holes. Structural parameters for the broad…

Astrophysics of Galaxies · Physics 2020-09-09 Misty C. Bentz

Reverberation mapping (RM) is a widely-used method for probing the physics of broad-line regions (BLRs) in active galactic nuclei (AGNs). There are increasing preliminary evidences that the RM behaviors of broad emission lines are…

Astrophysics of Galaxies · Physics 2023-01-25 Pu Du , Shuo Zhai , Jian-Min Wang

Continuum reverberation mapping probes the size scale of the optical continuum-emitting region in active galactic nuclei (AGN). The source of this emission has long been thought to originate from the accretion disk, but recent studies…

Astrophysics of Galaxies · Physics 2025-11-11 Jake A. Miller , Edward M. Cackett , Misty C. Bentz , Michael R. Goad , Kirk T. Korista , Ian M. McHardy

Reverberation mapping (RM) is one of the most efficient ways to investigate the broad-line region around the central supermassive black holes of active galactic nuclei (AGNs). A common way of performing the RM is to perform a long term…

Astrophysics of Galaxies · Physics 2019-11-06 Joonho Kim , Myungshin Im , Changsu Choi , Sungyong Hwang

Reverberation mapping is a proven technique that is used to measure the size of the broad emission-line region and central black hole mass in active galactic nuclei. More ambitious reverberation mapping programs that are well within the…

Astrophysics · Physics 2009-11-10 B. M. Peterson , K. Horne

The central engines of Active Galactic Nuclei (AGNs) are powered by accreting supermassive black holes, and while AGNs are known to play an important role in galaxy evolution, the key physical processes occur on scales that are too small to…

Astrophysics of Galaxies · Physics 2021-06-10 Edward M. Cackett , Misty C. Bentz , Erin Kara

Reverberation mapping (RM) is an important technique in studies of active galactic nuclei (AGN). The key idea of RM is to measure the time lag $\tau$ between variations in the continuum emission from the accretion disc and subsequent…

Instrumentation and Methods for Astrophysics · Physics 2015-06-18 Brendon J. Brewer , Tom M. Elliott

A generalized approach to reverberation mapping (RM) is presented, which is applicable to broad- and narrow-band photometric data, as well as to spectroscopic observations. It is based on multivariate correlation analysis techniques and, in…

Cosmology and Nongalactic Astrophysics · Physics 2013-05-29 Doron Chelouche , Shay Zucker

Continuum reverberation mapping probes the sizescale of the optical continuum-emitting region in active galactic nuclei (AGN). Through 3 years of multiwavelength photometric monitoring in the optical with robotic observatories, we perform…

Broad emission lines of active galactic nuclei stem from a spatially extended region (broad-line region, BLR) that is composed of discrete clouds and photoionized by the central ionizing continuum. The temporal behaviors of these emission…

Instrumentation and Methods for Astrophysics · Physics 2016-12-07 Yan-Rong Li , Jian-Min Wang , Jin-Ming Bai

The reverberation mapping (RM) technique has seen wide applications in probing geometry and kinematics of broad-line regions (BLRs) and measuring masses of supermassive black holes (SMBHs) in active galactic nuclei. However, the key…

Astrophysics of Galaxies · Physics 2024-12-17 Yan-Rong Li , Jian-Min Wang

Reverberation-mapping campaigns have revolutionized our understanding of AGN. They have allowed the direct determination of the broad-line region size, enabled mapping of the gas distribution around the central black hole, and are starting…

Astrophysics · Physics 2016-01-27 Hagai Netzer , Bradley M. Peterson

This contribution briefly reviews the reverberation mapping technique which leads to determination of black hole masses. I focus on the emerging relation between the broad-line region size and the active galactic nucleus (AGN) luminosity,…

Astrophysics · Physics 2007-05-23 Shai Kaspi

Reverberation mapping probes the structure of the broad emission-line region (BLR) in active galactic nuclei (AGN). The kinematics of the BLR gas can be used to measure the mass of the central supermassive black hole. The main uncertainty…

Astrophysics of Galaxies · Physics 2015-09-23 Andreas Skielboe , Anna Pancoast , Tommaso Treu , Daeseong Park , Aaron J. Barth , Misty C. Bentz

A detailed analysis of the data from a high sampling rate, multi-month reverberation mapping campaign, undertaken primarily at MDM Observatory with supporting observations from telescopes around the world, reveals that the Hbeta emission…

Continuum and emission-line variability of active galactic nuclei provides a powerful probe of microarcsecond scale structures in the central regions of these sources. In this contribution, we review basic concepts and methodologies used in…

Astrophysics · Physics 2016-11-03 Bradley M. Peterson

The most popular method of the broad-line region size estimation in active galactic nuclei (AGN) is the reverberation mapping based on measuring the time delay between the continuum flux and the flux in the emission lines. In our work, we…

Instrumentation and Methods for Astrophysics · Physics 2020-01-29 Eugene Malygin , Roman Uklein , Elena Shablovinskaya , Aleksander Perepelitsyn , Aleksandra Grokhovskaya
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