2018 SDO Science Workshop - Programme
Monday, 29 October 2018
08:00

Registration desk open

Welcome & Introduction
09:00

Welcome by the LOCDavid Berghmans & Veronique Delouille

09:10

The Solar Dynamics Observatory, Eight Years of Science - Invited
W. Dean Pesnell

Session 2: Precursors and signatures of eruptive events
Chairs:Conveners: Barbara Thompson (GSFC), James Mason (GSFC)

09:30

The Atmospheric Imaging Assembly: Science Highlights, Analysis Techniques andInstrument Status
Mark CM Cheung, Wei Liu & the AIA Team

10:00

Signatures of Magnetic Flux Ropes: What Are They and What Do They Do Before
Eruption? - Invited
Jiong Qiu

10:30

Coffee break

11:00

Which factors of an active region determine whether a strong flare will be CME
associated or not?
Christian Baumgartner, Julia K. Thalmann, Astrid M. Veronig

11:15

The Origin of Major Solar Activity - Collisional Shearing Between NonconjugatedPolarities of Different Bipoles Nested Within Active Regions
Georgios Chintzoglou, Jie Zhang, Mark C.M. Cheung, Maria Kazachenko

11:30

Flare reconnection driven magnetic field and Lorentz force variations at the Sun’ssurfaceKrzysztof Barczynski, Guillaume Aulanier, Sophie Masson, Michael S. Wheatland

11:45

Spatial and temporal localization of enhanced chromospheric 3-minute oscillations
before, during, and after the 2011-February-15 X2.2 flare
Laurel Farris, James McAteer

12:00

Lunch break1

Monday, 29 October 2018

13:15

Solar flare distributions: lognormal instead of power law?
Cis Verbeeck, Emil Kraaikamp, Olena Podladchikova

13:30

Broken Self-Organized-Criticality Scenario for Solar Flares Energy Release Observed
by SDO/AIA
Olena Podladchikova, Cis Verbeeck, Emil Kraaikamp

13:45

Post-Flare Loop SignaturesMatthew West, Erika Palmerio, Daniel Seaton, Sabrina Savage

14:00

An Observationally Constrained Model of a Flux Rope that Formed in the Solar Corona
Alexander W James, Gherardo Valori, Lucie M Green, Yang Liu, Mark C M Cheung, Yang Guo,
Lidia van Driel-Gesztelyi

14:15

Initiation of Stealth CMEs: Clues from Numerical Modelling and In-Situ ComparisonsDana-Camelia Talpeanu, Francesco P. Zuccarello, Emmanuel Chané, Stefaan Poedts, Elke
D’Huys, Skralan Hosteaux, Marilena Mierla

14:30

The nature of imploding loops during solar eruptions as revealed by MHD simulations
and AIA observations
Guillaume Aulanier, Jaroslav Dudik, F.P. Zucarello, Pascal Demoulin, Brigitte Schmieder

15:00

Coffee break and Posters Session

16:30

Association between Tornadoes and Instability of Hosting Prominences
Irakli Mghebrishvili, Teimuraz Zaqarashvili, Vasil Kukhianidze, David Kuridze, David Tsiklauri,
Bidzina Shergelashvili, and Stefaan Poedts

Session 1: Solar magnetic variability and irradiance over the solar cycle
Chairs:Conveners: Marc DeRosa (LMSAL), Jesper Schou (MPS)

17:00

Solar irradiance variability and surface magnetism - Invited
Kok Leng Yeo, Sami Solanki, Natalie Krivova

17:30

The GOES EUVS Model: New Operational Spectral Irradiances from GOES-REdward M.B. Thiemann, Francis G. Eparvier, Thomas N. Woods, Andrew R. Jones, Martin
Snow, Donald L. Woodraska, Janet Machol

17:45

Kinetic and Current Helicity of Long-Lived Activity Complexes During Solar Cycle 24
Rudolf Komm, Sanjay Gosain

19:00

Welcome Reception @ Stadhuis Gent
Botermarkt 1, 9000 Gent

2

Tuesday, 30 October 2018
Session 2: Precursors and signatures of eruptive events (cont.)
Chairs:Conveners: Barbara Thompson (GSFC), James Mason (GSFC)

09:00

Studying the dynamics of coronal dimmings and their relationship to flares and coronalmass ejections
Karin Dissauer, Astrid M. Veronig, Manuela Temmer, Tatiana Podladchikova, Kamalam
Vanninathan

09:15

A new analysis of stability of active regions for understanding and predicting the onsetof solar eruptions
Kanya Kusano, Sung-Hong Park, Tomoya Iju, Johan Muhamad, Naoyuki Ishiguro, SatoshiInoue, Yumi Bamba

09:30

Properties of Coronal Mass Ejections as Inferred from Coronal Dimming
Nariaki Nitta, Meng Jin

09:45

Electric-current Neutralization and Eruptive Activity of Solar Active Regions
Yang Liu, Xudong Sun, Tibor Torok, Viacheslav S. Titov, James E. Leake

10:00

Excess Lorentz Force in Major Solar Eruptions
Xudong Sun, Benjamin Lynch, William Abbett, Yan Li

10:15

Studying stealth CMEs using advanced imaging analysis techniques
Jennifer O’kane, Lucie Green, David Long

10:30

Coffee break

Session 3: Subsurface motions and flows
Chairs:Conveners: Dean Pesnell (GSFC), Rebecca Centeno (HAO/NCAR)

11:00

HMI Summary - Invited
Todd Hoeksema

11:30

Solar interior flows: Recent results and current challenges - Invited
Vincent Böning

12:00

Lunch breakSpecial Session: The AR12673 on Sept 1-10 2017
Chairs:Conveners: Barbara Thompson (GSFC), Veronique Delouille (ROB)

13:15

Precursors of magnetic flux emergence in the moat flows of active region AR12673
Raphael Attie, Michael Kirk, Barbara Thompson, Karin Muglach, Aimee Norton

3

Tuesday, 30 October 2018

13:30

Joint observation of the X9.3 and X8.3 flares of September 6 and 10 2017 by
SDO/EVE, PROBA2/LYRA and MAVEN/EUVM
Marie Dominique, Andrei N. Zhukov, Petr Heizel, Edward Thiemann, Laurent Dolla, Laurence
Wauters, Ingolf Dammasch, Giovanni Lapenta

13:45

Coronal and chromospheric observations of pre- and post-flare plasma evolution
David Long, Aaron Reid, Louise Harra, Mihalis Mathioudakis

14:00

SDO/EVE Observations of Lyman Continuum Emission During Solar Flares
Ryan O. Milligan, Marcos E. Machado, Paulo J. A. Simões

14:15

Evolution of flux rope, CME and associated EUV wave in the 10-Sep-2017 X8.2 event
Tatiana Podladchikova, Astrid M. Veronig, Karin Dissauer, Manuela Temmer, Daniel B. Seaton,
David Long, Jingnan Guo, Bojan Vršnak, Louise Harra, Bernhard Kliem

14:30

Waves of Magnetic-field Variations Observed in Flare-excited Sunquake Events
Junwei Zhao & Ruizhu Chen

14:45

Analyzing the kinematics of EUV waves by combining simulations and multi-instrument
observations
Alexandros Koukras, Christophe Marqué, Cooper Downs, Laurent Dolla

15:00

Coffee break and Posters Session

Session 3: Subsurface motions and flows (cont.)
Chairs:Conveners: Dean Pesnell (GSFC), Rebecca Centeno (HAO/NCAR)

16:30

Statistical constraints on active region emergence from the surface motion of thepolarities
Hannah Schunker, Aaron Birch, Robert Cameron, Doug Braun, Laurent Gizon

16:45

Revisiting helioseismic constraints on subsurface convection
Aaron Birch,Tom Duvall,Laurent Gizon,Shravan Hanasoge,Bradley Hindman, Kaori Nagashima,
Katepalli Sreenivasan

17:00

Temporal evolution of solar meridional flow in the deep interior during 2010-2018
Ruizhu Chen, Junwei Zhao

17:15

Twenty-one-year helioseismic measurement of solar meridional circulation fromSOHO/MDI and SDO/HMI: Anomalous northern hemisphere during cycle 24
Zhi-Chao Liang, Laurent Gizon, Aaron C. Birch, Thomas L. Duvall, Jr., S. P. Rajaguru

17:30

HMI Full-disk Vector Magnetograms: Products and Issues
Yang Liu, HMI team

17:45

HMI Data Corrected for Scattered Light Compared to Hinode SOT-SP Data
A.A. Norton, T.L. Duvall, Jr., J. Schou, M.C.M Cheung, P.H. Scherrer, K.C. Chu, J. Sommers

18:00

Study of the characteristics of Compact Interplanetary Radio Type IV Bursts
Nasrin Talebpour Sheshvan, Silja Pohjolainen

4Wednesday, 31 October 2018
Session 4: Data-driven modeling of solar atmosphere and solar explosive events (part 1)
Chairs:Conveners: Meng Jin (LMSAL), Veronique Delouille (ROB)

09:00

Data-driven Models of the Solar Corona Magnetic Fields: Review - Invited
Maria Kazachenko

09:30

Ellerman bombs and UV bursts: reconnection at different atmospheric layers?
Viggo Hansteen

09:45

The role of small-scale photospheric motions in coronal magnetic energy buildup andexplosive release
Joel Dahlin ,Spiro Antiochos ,C. Richard DeVore

10:00

Energy transport and heating by torsional Alfven waves in the quiet-Sun atmosphere
Roberto Soler, Jaume Terradas, Ramon Oliver, Jose Luis Ballester

10:15

Simulation of dynamics of hot plasma in postflare loops
Sergei Shestov, Andrei Zhukov, Tom Van Doorsselaere

10:30

Coffee break

11:00

Variation of Doppler velocity with non-thermal line width in a gravitationally stratified
plasmaVaibhav Pant, Norbert Magyar, Tom Van Doorsselaere, Richard Morton

11:15

Understanding Heating Properties of Active Region Loops through Forward Modelingand Machine Learning
Will Barnes, Stephen Bradshaw, Nicki Viall, Stuart Mumford

Session 5: Frontier: Solar Poles Exploration and new prospects
Chairs:Conveners: Rebecca Centeno (HAO/NCAR), Barbara Thompson (GSFC)

11:30

Extreme ultraviolet Variability Experiment (EVE): Status and Recent Science Results Invited
Tom Woods and the SDO/EVE team

12:00

Lunch break

13:15

Beyond Flatland: A Star of Many Dimensions - Invited
Sarah Gibson

13:45

The EUI instrument onboard Solar Orbiter: the EUV corona imaged differently
David Berghmans, Pierre Rochus, Frédéric Auchère, Louise Harra, Werner Schmutz, Udo
Schühle

5

Wednesday, 31 October 2018

14:00

Solar EUV Irradiance Monitoring beyond SDO-EVE: GOES EXIS PreliminaryMeasurements and Validation
Francis Eparvier, Andrew Jones, Thomas Woods, Martin Snow, Edward Thiemann, WilliamMcClintock, Donald Woodraska, Janet Machol, Rodney Viereck, Thomas Eden, Steven Mueller,Randle Meisner

14:15

The High-Resolution Coronal Imager 2.1
Laurel A Rachmeler, Amy R Winebarger, Sabrina L Savage, Ken Kobayashi, and the rest of the
Hi-C team.

14:30

LWS talk
Madhulika Guhathakurta

15:00

Coffee break and Posters Session

Session 6: Magnetic structure of the corona and its transition to the heliosphere
Chairs:Conveners: David Berghmans (ROB), Marc DeRosa (LMSAL)

16:30Exploring the Middle Corona with a New Generation of Instruments - Invited
Dan Seaton

17:00

Counter-streaming flows in a giant quiet-Sun filament
Andrea Diercke, Christoph Kuckein, Meetu Verma, Carsten Denker

17:15

Characteristics of ephemeral coronal holes
Andrew Inglis, Rachel O’Connor, Dean Pesnell, Michael Kirk, Nishu Karna

17:30

Three-dimensional structure of a coronal streamer observed by SOHO/LASCO andSTEREO/COR2
Bieke Decraemer, Andrei Zhukov, Tom Van Doorsselaere

17:45

Spatiotemporal Analysis of Coronal Loops Using SDO/AIADavid Pascoe

19:00

Conference Dinner @ Oude Vismijn
Entrance via a bridge in Jan Breydelstraat, 9000 Gent

6

Thursday, 1 November 2018
Session 7: Machine Learning and Forecasting
Chairs:Conveners: Veronique Delouille (ROB), Meng Jin (LMSAL)

09:00

Deep Learning and solar data processing - an introduction with applications - Invited
Vincent BARRA

09:30

Sunspot Group Classification using Neural Networks
S. A. Maloney, P. T. Gallagher

09:45

AI-generated magnetogram and EUV image of the Carrington event and the estimationof its Dst value
Harim Lee, Y.-J. Moon, Daye Lim, Eunsu Park, and Taeyoung Kim10:00

Solar EUV Spectral Irradiance by Deep Learning
Paul Wright, Richard Galvez, Alexandre Szenicer, Rajat Thomas, Meng Jin, David Fouhey, MarkCheung, Andres Munoz-Jaramillo, Graham Mackintosh

10:15

Statistically Identifying Systematics from Far-side Acoustic Images
Shea A. Hess Webber, Junwei Zhao

10:30

Coffee break

Session 6: Magnetic structure of the corona and its transition to the heliosphere (cont.)
Chairs:Conveners: David Berghmans (ROB), Marc DeRosa (LMSAL)

11:00

The Coronal Monsoon: Thermal Nonequilibrium reveled by periodic coronal rainFrédéric Auchère, Clara Froment, Elie Soubrié, Patrick Antolin, Ramon Oliver

11:15

A new method for measuring relative abundances in the solar corona
Zambrana Prado Natalia, Buchlin Eric

11:30

Using SDO/AIA to Understand the Thermal Evolution of Solar Prominence Formation
Nicholeen Viall, Therese Kucera, and Judith Karpen

11:45

Modelling the Multi-Stranded Nature of Coronal Loops
Thomas Williams

Session 8: Solar/stellar magnetic activity and its influence on planetary bodies
Chairs:Conveners: James Mason (GSFC), Marc DeRosa (LMSAL)

12:00

The Solar-Stellar-Exoplanet Connection - Invited
Allison Youngblood

12:30

Lunch @ Thagaste
Tour of the library7

Thursday, 1 November 2018

13:30

Posters Session

15:00

Stellar flares observed in long cadence data from the Kepler mission
Tom Van Doorsselaere, Hoda Shariati, Jonas Debosscher

15:15

Probability of Impact of CMEs from Active Stars with Terrestrial Exoplanets
Christina Kay, Vladimir Airapetian, Theresa Lueftinger

15:30

Energetic Particle Events from Active Stars
Gang Li, Vladimir Airapetian, Junxiang Hu, Gary Zank

15:45

Initiation of Superflares and Super-CMEs in Active Solar-type Stars
B. J. Lynch, V. S. Airapetian, M. D. Kazachenko, T. Lueftinger, C. R. DeVore, and W. P. Abbett

16:00

Linking stellar flares to CMEs: energy partition and modeling
S. P. Moschou, D. Borovikov, O. Cohen, J. J. Drake, I. Sokolov, C. Garraffo, J.D. Alvarado-Gomez

16:15

Evolution of a coronal mass ejection from the Sun to Saturn
Erika Palmerio, Emilia Kilpua, Andrei Zhukov, David Barnes, Marilena Mierla, Olivier Witasse,
Teresa Nieves-Chinchilla, Beatriz Sánchez-Cano, Christian Möstl, Luciano Rodriguez, EliasRoussos, Jingnan Guo, Adam Masters, Gabrielle Provan, Alexey Isavnin, Neel Savani, Lucile
Turc

16:30

Conclusion
Dean Pesnell

Mini-Workshop
17:00

SunPy Mini-Workshop
Michael Kirk, Monica Bobra, Will Barnes

8Friday, 2 November 2018
Parallel Mini-Workshops
9:00

Demystifying machine learning
James Mason, Monica Bobra
Augustinus Room

9:00

Quest for the True Field: inter-calibration among vector-magnetograms
Todd Hoeksema, Alexei Pevtsov
Monica Room

9:00

EUV Calibration
Frank Eparvier, Dan Seaton
Hippo Room

10:30

Coffee break

11:00

SDO in the age of deep learning
Mark Cheung, Marc DeRosa, Meng Jin
Augustinus Room

11:00

Methods for ring diagram helioseismology
Rick Bogart, Aaron Birch, Jesper SchouMonica Room

11:00

EUV Calibration (cont.)
Frank Eparvier, Dan Seaton
Hippo Room

12:30

Lunch @ Thagaste9