The restless nature of AGN: 10 years later (26-30 June 2023)

Monday, 26 June 2023

09:30 Welcome
Welcome
09:30 - 09:45
Room: Aula Magna
09:45 part I
part I
09:45 - 11:15
Room: Aula Magna
Contributions

09:45 Review: Continuum reverberation variability of AGN - Ian McHardy (University of Southampton)

10:15 The AGN Variability Archive - AVA: A legacy database of intensive broadband reverberation mapping experiments - Juan Hernandez Santisteban (University of St Andrews)

10:30 The multifaceted variability of the Seyfert AGN MCG+08-11-11 - Daniel Kynoch (University of Southampton)

10:45 The Ultraviolet/optical Variability and Its Implication for the Physical Processes in Quasars - Wenyong Kang (University of Science and Technology of China)

11:00 AGN Continuum Reverberation Mapping - Hengxiao Guo
11:15 Coffee break
Coffee break
11:15 - 11:45

11:15 - 11:45
Room: Aula Magna
11:45 part II
part II
11:45 - 13:00
Room: Aula Magna
Contributions

11:45 Probing Accretion Disk Structure with Long Lags in AGN Photometry - Amy Secunda (Princeton University)

12:00 Long and short term, X-ray/optical/UV time-lags in AGN - Iossif Papadakis

12:15 Looking beyond the lamppost: a new method of understanding AGN continuum variability - Jack Neustadt (The Ohio State University)

12:30 The Optical-to-X-ray continuum variability of AGN: thermal fluctuation rather than reprocessing? - Zhen-Yi Cai

12:45 Modelling thermal reverberation in active galactic nuclei - Elias Kammoun (IRAP - CNRS)
13:00 Lunch break
Lunch break
13:00 - 15:00
15:00 part III
part III
15:00 - 15:45
Room: Aula Magna
Contributions

15:00 Revisiting the dust torus size - luminosity relationship in AGN based on the mid-infrared reverberation mapping data - Amit Kumar Mandal (Seoul National University, Seoul)

15:15 Searching for X-ray eclipses in NGC 6814 using dense optical/UV to X-ray monitoring with Swift - Adam Gonzalez (Saint Mary's University)

15:30 What can we learn from correlated radio and X-ray variability? - Ari Laor (Technion)
15:45 part I
part I
15:45 - 16:45
Room: Aula Magna
Contributions

15:45 Review: X-ray variability of AGN - Guglielmo Mastroserio

16:15 Opportunities and challenges for spectral-timing models of AGN - Andrew Young (University of Bristol)

16:30 On the coronal temperature and its variability - Jia-Lai Kang (University of Science and Technology of China)
16:45 Coffee break
Coffee break
16:45 - 17:15

16:45 - 17:15
Room: Aula Magna
17:15 part II
part II
17:15 - 18:45
Room: Aula Magna
Contributions

17:15 The universal shape of the X-ray variability power spectrum of AGN up to z ∼ 3 - Maurizio Paolillo (Università di Napoli Federico II)

17:30 Exploring black hole scaling relations via the ensemble variability of active galactic nuclei - Antonis Georgakakis (NOA)

17:45 X-ray variability properties of the BASS unobscured AGN from XMM-Newton observations. - Alessia Tortosa (Instituto de Estudios Astrofísicos, Facultad de Ingeniería y Ciencias, Universidad Diego Portales)

18:00 Identifying low accretion rate AGN and studying their X-ray variability with the EPIC XMM Outburst Detector Ultimate System (EXODUS) - Maitrayee Gupta (Institute for Research in Astrophysics and Planetology (IRAP), CNRS, Toulouse, France)

18:15 X-ray variability of SDSS quasars - Guido Risaliti (Università di Firenze)

18:30 X-ray polarimetry of Seyferts and the nature of the hot corona - Francesco Ursini
Tuesday, 27 June 2023
09:30
09:30 - 11:15
Room: Aula Magna
Contributions

09:30 Review: Reverberation Mapping of Emission Lines in AGNs: Last Decade and Future Prospects - Pu Du (Institute of High Energy Physics, Chinese Academy of Sciences)

10:00 Resolving the BLR with VLTI/GRAVITY - Daryl Joe Santos (MPE)

10:15 Investigating the high-luminosity end of the H beta size-luminosity relation based on the 6-year Seoul National University Monitoring Project (SAMP) - Shu Wang (Seoul National University)

10:30 MgII radius-luminosity relation: applications to the BLR structure and cosmology - Michal Zajaček (Masaryk University)

10:45 Inferring long-term variability on scales of 10^4-5 yrs using extended emission line regions - Carolina Finlez

11:00 Exploring the jet-BLR connection: flare-induced variability in the optical emission lines - Marco Berton (European Southern Observatory (ESO))
11:15 Coffee break
Coffee break
11:15 - 11:45

11:15 - 11:45
Room: Aula Magna
11:45
11:45 - 13:15
Room: Aula Magna
Contributions

11:45 Review: AGN accretion disk physics and variability - Omer Blaes (University of California, Santa Barbara)

12:15 Hydrodynamical simulations of the variable accretion on to our closest SMBH - Jorge Cuadra (Universidad Adolfo Ibáñez)

12:30 Simultaneous observations of radio and X-ray variability in radio-quiet Seyfert galaxies - Sina Chen (Technion)

12:45 Stellar graveyards in AGN disks - prospects for multi-messenger transients - Imre Bartos

13:00 Modified models of radiation pressure instability as a potential cause of Changing-Look AGN phenomenon - Marzena Sniegowska (Tel Aviv University)
13:15 Lunch break
Lunch break
13:15 - 15:00
15:00 part I
part I
15:00 - 16:30
Room: Aula Magna
Contributions

15:00 Review: AGN Optical/UV Variability: pleasures and pains - Demetra De Cicco (Università degli Studi di Napoli "Federico II")

15:30 Ensemble Power Spectral Density of AGN in optical bands - Vincenzo Petrecca (Università di Napoli Federico II)

15:45 Uncovering Optical Quasar Variability After 20 Years - Zachary Stone (University of Illinois at Urbana Champaign)

16:00 Extracting AGN variable component properties with long-term optical photometry - Hartmut Winkler (University of Johannesburg)

16:15 Studying Quasar accretion discs with massive optical variability surveys - Patricia Arévalo (Instituto de Física y Astronomía, Universidad de Valparaíso)
16:30 Coffee break
Coffee break
16:30 - 17:00

16:30 - 17:00
Room: Aula Magna
17:00 part II
part II
17:00 - 18:30
Room: Aula Magna
Contributions

17:00 Review: Optical Variability of AGN with SF and PSD - Szymon Kozlowski (Warsaw University, Poland)

17:30 A Decade of Near-Infrared Variability in NGC4388: Insights into the AGN Structure - Luis Gabriel Dahmer Hahn (Shanghai Astronomical Observatory)

17:45 Revealing Changing-Look Quasar Candidates in SDSS Stripe 82 with SDSS, Pan-STARRS1, and ZTF data. - Krzysztof Suberlak (University of Washington)

18:00 ZTF constraints on variability from intermediate-mass black hole candidates - Ernesto Camacho (Instituto de Astrofisica, Pontificia Universidad Catolica de Chile. Millennium Institute of Astrophysics MAS, Nuncio Monsenor Sotero Sanz 100, Of. 104, Providencia, Santiago, Chile)

18:15 Periodic variability of Stripe 82 quasar light curves - Lovro Palaversa
18:30 Social event: walk through the city
Social event: walk through the city
18:30 - 20:30
Room: Aula Magna
Wednesday, 28 June 2023
09:30 part I
part I
09:30 - 11:15
Room: Aula Magna
Contributions

09:30 Review: Restless AGNs in the Legacy Survey of Space and Time - William Brandt (Penn State University)

10:00 Review: Spectroscopic surveys for AGN time-domaine science - Paulina Lira (Universidad de Chile)

10:30 AGN Variability: A ZTF perspective - Matthew Graham (Caltech)

10:45 The search for variable AGN with Gaia - Maria Isabel Carnerero Martin (INAF-Osservatorio Astrofisico di Torino)

11:00 XMM-Newton Highlights of Black Hole Variability - Schartel Norbert (ESA)
11:15 Coffee break
Coffee break
11:15 - 11:45

11:15 - 11:45
Room: Aula Magna
11:45 part II
part II
11:45 - 13:30
Room: Aula Magna
Contributions

11:45 AGN in the La Silla QUEST Variability Survey - Paolo Coppi (Yale University)

12:00 Review: AGN variability with eROSITA - Andrea Merloni

12:30 Extreme variability in galactic nuclei detected with eROSITA - David Homan (Leibniz-Institut für Astrophysik Potsdam)

12:45 eROSITA Detection of Cloud Occultation Events in Seyfert AGN, and Contributions for Clumpy-Torus models - Alex Markowitz (Nicolaus Copernicus Astronomical Center, Polish Academy of Sciences)

13:00 Continuous X-ray monitoring of the south ecliptic pole with eROSITA - Teng Liu (Max Planck Institute for Extraterrestrial Physics)

13:15 STAR-X: a next-generation X-ray and UV explorer to study the restless nature of AGN - Roberto Gilli (INAF - OAS Bologna)
14:00 Social event: visit to Pompeii or Herculaneum
Social event: visit to Pompeii or Herculaneum
14:00 - 19:00
Thursday, 29 June 2023
09:30 part I
part I
09:30 - 11:00
Room: Aula Magna
Contributions

09:30 Review: Changing-look AGN - Claudio Ricci (Universidad Diego Portales)

10:00 New Types of Flares from Accreting Supermassive Black Holes - Benny Trakhtenbrot (Tel Aviv University)

10:15 Changing-look AGN in the BAT AGN Spectroscopic Survey - Matthew Temple

10:30 The First Sample of "Changing Look" AGN in SDSS-V - Grisha Zeltyn

10:45 Optical/X-ray variations of the changing-look AGN IRAS23226-3843 - W. Kollatschny
11:00 Coffee break
Coffee break
11:00 - 11:30

11:00 - 11:30
Room: Aula Magna
11:30 part II
part II
11:30 - 13:15
Room: Aula Magna
Contributions

11:30 Review: Extreme variability of AGNs: Tidal Disruption Events - Andreja Gomboc (University of Nova Gorica)

12:00 Review: The Physics of Accretion and Outflow in Tidal Disruption Events - Jane Dai (The University of Hong Kong)

12:30 Extracting physical parameters of SMBH accretion by modeling the X_ray spectra of TDE. - Richard Saxton (Telespazio for ESA, ESAC, Madrid, Spain)

12:45 A repeating partial tidal disruption event discovered by eROSITA - Zhu Liu

13:00 Infrared Dust Echoes and Extreme Coronal Lines: SMBH Environments Unveiled by TDEs - Megan Newsome (UC Santa Barbara, Las Cumbres Observatory)
13:15 Lunch break
Lunch break
13:15 - 15:15
15:15 part III
part III
15:15 - 16:45
Room: Aula Magna
Contributions

15:15 Review: Extreme variability around supermassive black holes: Quasi Periodic Eruptions - Margherita Giustini (Centro de Astrobiología (CAB), CSIC-INTA, Spain)

15:45 Late-time X-ray Rebrightening vs. Early Double-peaked Balmer Emission: Investigating Disk Formation in Nuclear Transient AT2020nov - Nicholas Earl (University of Illinois at Urbana-Champaign)

16:00 The optically elusive, changing look active nucleus in NGC4156 - Giulia Tozzi (Università di Firenze)

16:15 Broad spectral line variability of the changing-look AGN NGC 3516: Role of a dusty broad line region - Luka C. Popovic (Astronomical Observatory, Belgrade)

16:30 Still alive and kicking: a significant outburst in changing-look AGN Mrk 1018 - Roisin Brogan (Leibniz Institute for Astrophysics Potsdam)
16:45 Coffee break
Coffee break
16:45 - 17:15

16:45 - 17:15
Room: Aula Magna
17:15 part IV
part IV
17:15 - 18:15
Room: Aula Magna
Contributions

17:15 Multi-messenger observations of supermassive black hole binaries - Maria Charisi (Vanderbilt University)

17:30 Supermassive black hole binaries and quasar broad emission line variability - Jessie Runnoe (Vanderbilt University)

17:45 Candidate sub-kpc dual SMBHs revealed with variability-induced jitters of quasars - Haochen Wang (University of Science and Technology of China)

18:00 The Unanticipated Phenomenology of the Blazar PKS 2131-021: A Unique Supermassive Black Hole Binary Candidate - Sebastian Kiehlmann (Foundation for Research and Technology Hellas, Institute of Astrophysics)
20:00 Social dinner: location to define
Social dinner: location to define
20:00 - 22:00
Friday, 30 June 2023
09:30
09:30 - 11:00
Room: Aula Magna
Contributions

09:30 Review: HST view of a multifarious landscape of winds in AGN - Missagh Mehdipour (Space Telescope Science Institute)

10:00 Review: AGN outflows in X-ray - Elisa Costantini (SRON Netherlands Institute for Space Research)

10:30 Time variability of ultra-fast outflows in BAL quasars using SALT: C IV equivalent width analysis - Aromal Pathayappura (Inter-University Centre for Astronomy and Astrophysics (IUCAA), Pune)

10:45 Time Dependent Line Driven Disc Winds - X-ray Irradiation - Sergei Dyda (University of Virginia)
11:00 Coffee break
Coffee break
11:00 - 11:30

11:00 - 11:30
Room: Aula Magna
11:30
11:30 - 12:45
Room: Aula Magna
Contributions

11:30 Review: Multiwavelength variability of radio-loud AGN/blazars - Claudia M. Raiteri (INAF-Osservatorio Astrofisico di Torino)

12:00 shocks and variabilities in relativistic AGN jet - zakaria meliani (Observatoire de Paris)

12:15 Flat Spectrum Radio Quasars: 10 years of variability in gamma-ray - Luigi Pacciani (IAPS-INAF)

12:30 Unveiling the periodic variability patterns of the multiwavelength light emission from the blazar PG 1553+113 - Tommaso Aniello (INAF OAR)
12:45 Lunch break
Lunch break
12:45 - 15:00
15:00 part I
part I
15:00 - 16:30
Room: Aula Magna
Contributions

15:00 Review: On the complementarity of time domain techniques for detecting close binary supermassive black hole candidates: interferometric/(spectro)astrometric observables and periodicity detection - Andjelka Kovačević (Department of astronomy, Faculty of mathematics, University of Belgrade)

15:30 Quasars with Periodic Variability: Capabilities and Limitations of Bayesian Searches for Supermassive Black Hole Binaries in Time-domain Surveys - Caitlin Witt (Northwestern University / Adler Planetarium)

15:45 Modeling the effects of quasar variability source geometry on light curves - Bridget Ierace (CUNY/AMNH)

16:00 Latent SDEs for Modelling Quasar Variability and Inferring Black Hole Properties - Joshua Fagin (CUNY)

16:15 Fantastic fits of AGN spectra with FANTASY: case-study of SDSS-RM spectra - Dragana Ilic (University of Belgrade)
16:30 Coffee break
Coffee break
16:30 - 17:00

16:30 - 17:00
Room: Aula Magna
17:00 part II
part II
17:00 - 18:15
Room: Aula Magna
Contributions

17:00 Review: AGN Selection and Characterization in Next-Generation Time-domain Surveys - Weixiang Yu (Drexel University)

17:30 Searching for different AGN populations in massive datasets with Machine Learning - Paula Sanchez Saez (ESO)

17:45 Detection of Quasi-Periodic Eruptions in Extragalactic X-Ray Sources with Machine Learning - Robbie Webbe (University of Bristol)

18:00 Detecting AGN flares using Gaussian Processes - Summer McLaughlin (University of Sheffield)
18:15 Closing remarks
Closing remarks
18:15 - 18:30
Room: Aula Magna