Name: The many tones of accretion - to the memory of Tomaso Belloni
Start: 2026-09-07T11:00:00+00:00
End: 2026-09-11T14:00:00+00:00
Location: Cefalù

The many tones of accretion - to the memory of Tomaso Belloni

from Monday, 7 September 2026 (11:00) to Friday, 11 September 2026 (14:00)

Monday, 7 September 2026

11:00 Registration & coffee break

11:00 - 11:30

11:30 Opening remarks and memorial. Speaker: SOC chairs

11:30 - 12:00
12:00 Accretion Physics & Spectral States. Session 1.1: Accretion Foundation
12:00 - 13:00
Contributions

12:00 New results on winds from accretion discs in binaries - chris done (university of Durham)

12:30 Determination of accretion disk inner radius taking angular momentum exchange into account: transients, transitions and evolution - Ali Alpar (Sabanci University)

12:45 Accreting Millisecond X-ray Pulsars: Insights into Accretion and Spin Evolution - Andrea Sanna (Istituto Nazionale di Astrofisica (INAF))
13:00 Lunch break

13:00 - 15:00
15:00 Accretion Physics & Spectral States. Session 1.1: Accretion Foundation
15:00 - 15:30
Contributions

15:00 A Self-Shadowing Black Hole Accretion Disc during a Soft State Decay - Montserrat Armas Padilla (Instituto de Astrofísica de Canarias (IAC))

15:15 Geometry of X-ray sources in accreting black-hole binaries - Andrzej Zdziarski (N. Copernicus Astronomical Center)
15:30 Flash talks

15:30 - 16:00

16:00 Coffee break

16:00 - 16:30
16:30 Accretion Physics & Spectral States. Session 1.2: States & Transitions
16:30 - 18:00
Contributions

16:30 States and transitions in X-ray binaries - Nathalie Degenaar (University of Amsterdam)

17:15 Epic Fail! A Multi-Wavelength Summary of the Surprisingly Short 2024/25 Outburst from EXO 0748-676 - Amy Knight (Durham University, UK)

17:30 The Galactic population of accreting black holes - Jorge Casares (Instituto de Astrofisica de Canarias)

17:45 Optical spectroscopy of the transitional millisecond pulsar PSR J1023+0038 - Marco Maria Messa (Istituto Nazionale di Astrofisica (INAF))
18:00 Flash talks

18:00 - 18:30
Tuesday, 8 September 2026
09:30 Timing (Belloni Session). Session 2.1: QPOs
09:30 - 11:00
Contributions

09:30 QPOs in X-ray binaries - Federico Vincentelli (Coventry University)

10:00 QPOs to track the Disk Restoration signatures after Type-I X-Ray Bursts from 4U 1636−536 - Suchismito Chattopadhyay (Inter-University Centre for Astronomy and Astrophysics)

10:15 Flip-Flops and QPO switching in GX 339–4 during the 2021 and 2024 NICER outbursts - Federico Ferretti (Università degli Studi Roma Tre, Universitat Politecnica de Catalunya)

10:30 A systematic method for determining neutron star parameters from kilohertz quasi-periodic oscillations - Kateřina Klimovičová (Silesian university in Opava)

10:45 Spectral–Timing Insights into Millisecond Variability in 4U 1728–34 from AstroSat - Kewal Anand (Indian Institute of Technology Kanpur, India)
11:00 Coffee break

11:00 - 11:30

11:30 Memorial talk

11:30 - 12:00

12:00 Timing (Belloni Session). Session 2.2: Methods (GHATS)

12:00 - 12:30
12:30 Timing (Belloni Session). Session 2.3: Methods (Stingray)
12:30 - 13:00
Contributions

12:30 Timing analysis of X-ray binaries with Stingray - Eleonora Veronica Lai (INAF - OAC)
13:00 Lunch break

13:00 - 15:00
15:00 Timing (Belloni Session). Session 2.1: QPOs
15:00 - 15:15
Contributions

15:00 Type-B QPOs in the Hard-Intermediate State of Black Hole X-ray Binaries - Pei Jin (Kapteyn Astronomical Institute)
15:15 Timing (Belloni Session). Session: Variability & Lags
15:15 - 16:00
Contributions

15:15 The accretion flow in black hole X-ray binaries through the “lens” of X-ray spectral-timing - Barbara De Marco (Universitat Politècnica de Catalunya)
16:00 Coffee break

16:00 - 16:30
16:30 Timing (Belloni Session). Session: Variability & Lags
16:30 - 17:15
Contributions

16:30 Evidence for the different timing behaviours of radio-loud and radio-quiet XRBs - Zuobin Zhang (University of Oxford)

16:45 Evolution in concert: Spectral-timing correlation of variability components in Cyg X-1 - Seth Larner (Washington University, St. Louis MO, USA)

17:00 Neutron star mass and equation of state determined from precession models of quasi-periodic oscillations - Gabriel Török (Silesian University in Opava)
17:15 Memorial talk
17:15 - 17:45
Contributions

17:15 Tomaso, dips, Cygnus X-1 - Erik Kuulkers (ESA/ESTEC)
17:45 Flash talks

17:45 - 18:15
Wednesday, 9 September 2026
09:20 Multi-wavelength, Jets & Winds. Session 2.4: Spectral Modelling
09:20 - 10:30
Contributions

10:00 A gravitationally redshifted absorption line in the NICER spectrum of 4U 1820–30 - rosario iaria (DiFC - UNIPA)

10:15 X-ray reverberation from a ring-like corona - Fergus Baker (Durham University)
10:30 Diversity, Equity & Accessibility. The Glass Ceiling Through the Lens of Science: Gender Inequality in Astronomy, at INAF and Beyond. Speaker: Sara Bonito

10:30 - 11:00

11:00 Coffee break

11:00 - 11:30
11:30 Multi-wavelength, Jets & Winds. Session 3.1: Accretion/Ejection
11:30 - 13:00
Contributions

11:30 Accretion - ejection coupling in X-ray binaries - Rob Fender (University of Oxford)

12:00 Modelling the kinematics of large-scale jets from black hole X-ray binaries - Francesco Carotenuto (Istituto Nazionale di Astrofisica (INAF))

12:15 Load and behold: simulating the launching and mass loading of discrete ejecta in X-ray binaries - Katherine Savard (University of Oxford)

12:30 The peculiar outburst of the black hole binary candidate 4U 1630-47: unveiling the radio polarimetry with MeerKAT - Isabella Mariani (Istituto Nazionale di Astrofisica (INAF))

12:45 Coupling accretion flow and jets in black hole X-ray binaries: insights from the multi-wavelength emission of Cygnus X-1 - Julien Malzac (IRAP (CNRS / Universite de Toulouse))
13:00 Lunch break

13:00 - 15:00
15:00 Multi-wavelength, Jets & Winds. Session 3.2: Winds (XRISM)
15:00 - 16:00
Contributions

15:00 Accretion disc winds in X-ray binaries: a multiwavelength view - Teo Muñoz-Darias (Instituto de Astrofisica de Canarias)

15:30 Ubiquitous broad absorptions in low-mass X-ray binaries: their impact on accretion-disc wind studies - Daniel Mata Sanchez (IAC)

15:45 Unveiling the disk atmosphere properties of UCXB 4U1916-05 - Sara Peluso (ESO)
16:00 Coffee break

16:00 - 16:30
16:30 Multi-wavelength, Jets & Winds. Session 3.3: MW Correlation
16:30 - 17:15
Contributions

16:30 Multi-wavelength correlations in X-ray binaries and beyond - Dave Russell (New York University Abu Dhabi)

17:00 The Homogeneous MeerKAT and Swift/XRT Radio:X-ray Plane - Justine Crook-Mansour (University of OXford)
17:15 Multi-wavelength, Jets & Winds. Session 3.4: MW Variability
17:15 - 18:30
Contributions

17:15 Multiwavelength Variability from X-ray Binaries - Piergiorgio Casella (Istituto Nazionale di Astrofisica (INAF))

17:45 The peculiar variability of the Be/NS system 1A 0538-66 - Sandro Mereghetti (Istituto Nazionale di Astrofisica (INAF))

18:00 Probing black hole jets through rapid multi-wavelength timing techniques - Alex Tetarenko (University of Lethbridge)

18:15 Multi-band analysis of the pulsed profiles of the accreting millisecond pulsar SAX J1808.4-3658 - Caterina Ballocco (Istituto Nazionale di Astrofisica (INAF))
20:30 Conference Dinner

20:30 - 21:30
Thursday, 10 September 2026
09:45 Beyond Stellar-Mass BHs & New Windows. Session 4.1: AGN
09:45 - 11:00
Contributions

09:45 AGN high energy emission: highlights from selected space missions. - Andrea Comastri (Istituto Nazionale di Astrofisica (INAF))

10:15 All they know is what they’re not: the accretion of neutrino-emitting blazars - Gaia Delucchi (INAF Brera Astronomical Observatory)

10:30 Circumbinary accretion onto Supermassive Black hole Binaries with the presence of a Dark Matter Spike - Edwin Santiago (Instituto Nacional de Astrofísica, Óptica y Electrónica)

10:45 Variability Signatures of a Fluctuating AGN Warm Corona - Vishal Sudhakar (Georgia Institute of Technology)
11:00 Coffee break

11:00 - 11:30

11:30 Flash talks

11:30 - 11:45
11:45 Beyond Stellar-Mass BHs & New Windows. Session 4.2: ULXs
11:45 - 13:00
Contributions

11:45 The enchanted kingdom of ultra-luminous X-ray sources - Ciro Pinto (Istituto Nazionale di Astrofisica (INAF))

12:15 A MeerKAT detected ULX radio bubble in NGC 1313 - Chiara Salvaggio (Istituto Nazionale di Astrofisica (INAF))

12:30 What can we learn from the variability of M82 ULXs? - Matteo Bachetti (Istituto Nazionale di Astrofisica (INAF))

12:45 A Ring is not enough: Testing the origin of extreme ULX populations in Ring Galaxies - Anna Wolter (Istituto Nazionale di Astrofisica (INAF))
13:00 Lunch break

13:00 - 15:00

15:00 Special session. Vera C. Rubin Observatory and the Legacy Survey of Space and Time: the start of the decade-long survey. Speaker: Sara Bonito

15:00 - 15:30
15:30 Beyond Stellar-Mass BHs & New Windows. Session 4.4: Polarimetry
15:30 - 16:00
Contributions

15:30 X-ray polarimetric view of X-ray binaries - Alexandra Veledina (University of Turku)
16:00 Coffee break

16:00 - 16:30
16:30 Beyond Stellar-Mass BHs & New Windows. Session 4.4: Polarimetry
16:30 - 17:30
Contributions

16:30 Polarimetry Across the Spectrum: Probing Accretion and Outflows in Black Hole X-ray Binaries - Maria Cristina Baglio (Istituto Nazionale di Astrofisica (INAF))

16:45 X-ray polarization from hybrid electrons in coronae of accreting black holes - Juri Poutanen (University of Turku)

17:00 A SERENDIPITOUS IXPE VIEW OF THE ECLIPSING NEUTRON STAR BINARY AX J1745.6-2901 - Romana Mikusincova (Istituto Nazionale di Astrofisica (INAF))

17:15 The first IXPE view of the eclipsing ADC source 4U 1822-37 - Alessio Anitra (Istituto Nazionale di Astrofisica (INAF))
17:30 Beyond Stellar-Mass BHs & New Windows. Session 4.3: CVs
17:30 - 18:00
Contributions

17:30 Optical variability properties of accretion white dwarfs: Tomaso’s legacy beyond X-ray binaries - Simone Scaringi (Durham University)
18:00 Memorial talk

18:00 - 18:30
Friday, 11 September 2026
09:30 Future Missions & Legacy. Session 5.1: X-ray Missions
09:30 - 11:00
Contributions

09:30 X-ray binaries: Future and perspectives - Joern Wilms (Remeis-Observatory & ECAP, FAU Erlangen-Nuernberg)

10:00 Advances in X-ray Missions - Marco Feroci (INAF Brera Astronomical Observatory)
11:00 Coffee break

11:00 - 11:30

11:30 Closing remarks

11:30 - 12:00

12:00 Future Missions & Legacy. Session 5.2: Best Talk prize · Conclusions

12:00 - 12:30

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