HELASVI

Scientific Program

Ongoing and Future Projects Chair: Hannah Schunker		Monday morning (Sept. 1)
09:00-9:10	Laurent Gizon	Welcome
09:10-9:30	Phil Scherrer	SDO, HMI and JSOC progress and status
09:30-9:50	Richard Bogart	HMI local helioseismology data: status and prospects
09:50-10:10	Frank Hill	GONG status and results
10:10-10:40	Coﬀee and Posters
10:40-11:00	Guy R. Davies	The Sun as a star: insights from BiSON, Kepler and CoRoT
11:00-11:20	Björn Löptien	Helioseismology with Solar Orbiter
11:20-11:40	Sylvaine Turck-Chiéze	The OPAC International Consortium
11:40-12:00	Markus Roth	SPRING: A new ground-based network for synoptic solar observations
12:00-12:10	Group photo
12:10-	Lunch
Convection and Dynamics Chair: Michael J. Thompson		Monday afternoon (Sept. 1)
14:00-14:20	Atefeh Barekat	Radial gradient of the near-surface shear layer of the Sun
14:20-14:40	Jesper Schou	Interaction of waves with solar convection
14:40-15:00	Shravan M. Hanasoge	Imaging convection in the solar interior
15:00-15:20	Michal Švanda	Surface ﬂow ﬁelds
15:20-15:50	Coﬀee and Posters
15:50-16:10	Jan Langfellner	Spatially resolved vorticity in supergranulation with helioseismology
16:10-16:30	Damien Fournier	Inversion of the two-point velocity correlations on the Sun's surface
16:30-16:50	Günther Rüdiger	The existence of the Λ eﬀect in the solar convection zone as indicated by SDO observations
Active Regions Chair: Markus Roth		Tuesday morning (Sept. 2)
9:00-9:20	Hannah Schunker	Catalogue of emerging active regions observed by HMI (May 2010 – Dec 2012)
9:20-9:40	Aaron C. Birch	Near-surface ﬂows associated with evolving active regions
9:40-10:00	Sushanta C. Tripathy	Horizontal ﬂows in active regions from multi-spectral observations of SDO
10:00-10:40	Coﬀee and Posters
10:40-11:00	Paul Cally	Can the seismology of active regions be decoupled from the chromosphere?
11:00-11:20	Axel Brandenburg	F-mode signal from localized magnetic ﬂux concentrations
11:20-11:40	Hamed Moradi	What can we learn from directional time-distance probing of solar magnetic regions?
11:40-12:00	Sergiy Shelyag	Spectropolarimetric signatures of mode conversion in simulated sunspots
12:00-	Lunch
The Solar Cycle Chair: Paul Cally		Tuesday afternoon (Sept. 2)
14:00-14:20	Anne-Marie Broomhall	Insights into the solar cycle from global helioseismology
14:20-14:40	Timo Reinhold	Activity, rotation and stellar ages using Kepler
14:40-15:00	Robert H. Cameron	Observational constraints on the solar dynamo
15:00-15:20	Ed Rhodes	Probing the solar interior on multiple timescales using global helioseismology
15:20-15:50	Coﬀee and Posters
15:50-16:10	Dean-Yi Chou	Magnetic ﬁelds at the base of solar convection zone
16:10-16-30	H.M. Antia	Solar rotation during cycles 23 and 24
16:30-16:50	Jörn Warnecke	Simulations modeling global turbulent convective dynamos of the Sun with and without coronal envelope
The Legacy of Irene González Hernández Chair: Frank Hill		Wednesday morning (Sept. 3)
9:00-9:20	Frank Hill	Farside maps and space weather forecasting
9:20-9:40	Jesús Patrón	Pioneering work on ring diagram analysis with Irene González Hernández
9:40-10:00	Charles Lindsey	Seismic mapping of the Sun's far hemisphere
10:00-10:40	Coﬀee and Posters
10:40-11:00	Junwei Zhao	Farside imaging with time-distance helioseismology
11:00-11:20	Douglas Braun	Local helioseismic investigation of emerging active regions
11:20-11:40	Rudolf Komm	Solar-cycle variation of subsurface ﬂows derived from GONG and SDO/HMI
11:40-12:00	Rachel Howe	Persistent near-surface ﬂow structures from ring-diagram analysis of GONG and HMI data
12:00-12:45	Lunch
Excursion & dinner in Kassel-Wilhelmshöhe		Wednesday afternoon (Sept. 3)
SPACEINN Workshop: Systematics Chair: Kaori Nagashima		Thursday morning (Sept. 4)
9:00-9:30	Sylvain Korzennik	What can we learn about the solar subsurface large scale ﬂows from accurate high-degree modes frequencies?
9:30-10:00	Thomas L. Duvall Jr.	A new time-distance measurement of meridional circulation that is not susceptible to center-to-limb effects
10:00-10:40	Coﬀee and Posters
10:40-11:00	Timothy Larson	Medium-degree analysis of Mount Wilson data
11:00-11:20	Kaori Nagashima	SDO/HMI multi-height velocity measurements
11:20-11:40	Vincent Böning	Extension to spherical geometry: sensitivity kernels for flows in time-distance helioseismology
11:40-12:00	Ariane Schad	Distortion of global mode eigenfunctions
12:00-	Lunch
Solar Structure / Asteroseismology Chair: Sylvaine Turck-Chiéze		Thursday afternoon (Sept. 4)
14:00-14:20	Maria Cristina Rabello Soares	Solar structure as seen by high-degree modes
14:20-14:40	Sergei Vorontsov	Seismic diagnostics of the equation of state and element abundances in the solar envelope
14:40-15:00	Sergey Ayukov	On the possibility of constructing solar model with helioseismic convection zone
15:00-15:20	Vladimir Baturin	Evidence of early solar evolution in the tachocline and overshooting region below the present convective zone
15:20-15:50	Coﬀee and Posters
15:50-16:10	Rafael A. Garcia	Low-degree and low-order global seismology of the Sun and stars
16:10-16:30	Takashi Sekii	Rotation of KIC 11145123
16:30-16:50	Warrick Ball	Near-surface eﬀects
Ways Forward Chair: Bernhard Fleck		Friday morning (Sept. 5)
9:00-9:20	Katepalli R. Sreenivasan	Turbulent convection in the laboratory
9:20-9:40	Hannah Schunker	Sunspot seismology
9:40-10:00	Manfred Küker	Modeling solar dynamics
10:00-10:40	Coﬀee and Posters
10:40-11:00	Laurent Gizon	Trends in theoretical helioseismology
11:00-11:20	Jesper Schou	Future of observational helioseismology
11:20-11:40	Thierry Appourchaux	Prospects for asteroseismology of solar-type stars
11:40-12:00	Michael J. Thompson	Conference summary
12:00-	Lunch

Abstracts

Abstract booklet (pdf)

Posters

Posters should be A1 portrait size (594 × 841mm). They will be on display everyday.

1. Jishnu Bhattacharya - Modeling surface layer induced corrections in the solar seismic spectrum through spatial homogenization

2. Dean-Yi Chou - Probing magnetic fields in solar interiors: solar-cycle variations of meridional flows

3. Bernhard Fleck - The MOTH II Experiment

4. Vigeesh Gangadharan - A Fourier-Legendre analysis module for the SDO Data Analysis Pipeline

5. Kolja Glogowski - Python bindings for NetDRMS

6. Frank Hill - Properties of p-mode oscillations observed in strong H flares

7. Rachel Howe - Helioseismology at different wavelengths using HMI and AIA

8. Rachel Howe - The torsional oscillation and the timing of the solar cycle

9. Stathis Ilonidis - Using SDO/HMI observations to detect pre-emergence
signatures of large active regions

10. René Kiefer - Magnetic field and solar oscillations

11. Rudolf Komm - Current and kinetic helicity of long-lived activity complexes

12. John Leibacher - Helioseismic diagnostics of solar flares

13. Björn Löptien - Image compression in local helioseismology

14. Emanuele Papini - Simulating acoustic waves in spotted stars

15. Damien Przybylski - Oscillatory and radiative properties of a sunspot model

16. Carlos Rijs - Photospheric fast wave refraction as a mechanism for the acoustic halo

17. Markus Roth - Exploitation of space data for innovative helio- and asteroseismology (SPACEINN)

18. Jesper Schou - Earth-Affecting Solar Causes Observatory (EASCO): An L5 Mission concept for solar physics and space weather

19. Hannah Schunker - Emerging active regions observed by SDO/HMI for helioseismology

20. Nishant K. Singh - Properties of p and f modes in hydromagnetic turbulence

21. Sushanta C. Tripathy - Cross-spectral fitting of GONG and HMI oscillation data

22. Aneta Wisniewska - Investigation of solar oscillations with the HELLRIDE instrument

23. Junwei Zhao - Fast-Moving Waves Propagating from Penumbra to Outside of
Sunspots in the Photosphere

24. Sylvain Korzennik - Fitting Resolved Modes using GONG, MDI and HMI Observations

HELAS VI / SOHO 28/SPACEINN

"Helioseismology and Applications"

Scientific Program

Abstracts

Posters