IAU Symposium 301

Precision Asteroseismology

Celebration of the Scientific Opus of Wojtek Dziembowski

19-23 August 2013, Wrocław, Poland

Symposium Program & presentations

Sunday, August 18
18:00 – 20:00
registration and setting up posters
Day 1, Monday, August 19
Session 1. Introduction
Chair:
Jadwiga Daszynska-Daszkiewicz
8:00 – 9:00
registration and setting up posters
9:00 – 9:20
welcome and opening
9:20 – 10:20
An overview of the scientific career of Wojtek Dziembowski: Douglas Gough (30 min), Alexey Pamyatnykh (30 min)
10:20 – 10:50
Coffee break
Chair:
Jørgen Christensen-Dalsgaard
10:50 – 11:30
Introductory talk: What can we expect from precision asteroseismology (Gerald Handler)
Session 2. Observations: from ground to space:
11:30 – 12:00
Pulsating variables from the OGLE and Araucaria projects (Grzegorz Pietrzynski) – invited
12:00 – 12:30
A review of pulsating stars from the ASAS data (Andrzej Pigulski) – invited
12:30 – 12:45
Asteroseismology with SuperWASP, (Barry Smalley) – contributed
12:45 – 13:00
A new class of low amplitude periodic variable A and late-B stars (Nami Mowlavi) – contributed
13:00 – 14:30
Lunch
Chair:
Karen Pollard
14:30 – 15:00
Results on pulsating stars from the MOST space mission (Jaymie Matthews) – invited
15:00 – 15:30
Results on pulsating stars from the CoRoT space mission (Sebastien Deheuvels) – invited
15:30 – 16:00
Results on pulsating stars from the Kepler space mission(Hans Kjeldsen) – invited
16:00 – 16:40
Coffee break and poster session
Chair:
Bill Chaplin
16:40 – 17:20
3 contributed talks on MOST, CoRoT and Kepler results (13 min each)
17:20 – 17:45
The BRITE-Constellation – the first space multi-colour photometric mission (Werner Weiss) – invited
17:45 – 18:10
First results from the SONG spectroscopic network (Frank Grundahl) – invited
 
 
             20:00
Welcome reception at the Pergola Restaurant with a view of the Wroclaw Multimedia Fountain
Day 2, Tuesday, August 20
Session 3. Resolving the rich oscillation spectra:
Chair:
Annie Baglin
9:00 – 9:30
Extracting oscillation frequencies from data – various approaches (Chris Engelbrecht) – invited
9:30 – 10:00
Oscillation spectra with regular patterns (i.e., separations in frequencies or periods) (Bill Chaplin) – invited
10:00 – 10:15
On the necessity of a new intepretation of the stellar light curves (Javier Pascual Granado) – contributed
10:15 – 10:30
Theoretical properties of regularities in the oscillation spectrum of A-F, main sequence stars (Juan Carlos Suarez) – contributed
10:30 – 11:00
Coffee break and poster session
Chair:
Gilles Fontaine
11:00 – 11:30
Identification of pulsation modes from photometry (including the BRITE photometry) (Michel Breger) – invited
11:30 – 12:00
Identification of pulsation modes from spectroscopy (Katrien Uytterhoeven) – invited
12:00 – 12:15
Interpretation of the oscillation spectrum of the Slowly Pulsating B-type star HD 50230 – a failure of richness (Wojciech Szewczuk) – contributed
12:15 – 12:30
Spectroscopic mode identification of γ Doradus Stars (Emily Brunsden) – contributed
12:30 – 14:00
lunch
14:00 – 15:40
A special session of Wojtek Dziembowski
Chair:
Hiromoto Shibahashi
15:40 – 16:15
Coffee break and poster session
Session 4. Applications of pulsating stars in astrophysics:
Chair:
Marcella Marconi
16:15 – 16:45
Distance determination from the P-L relation (Cepheids, RR Lyrae) and Red Clump stars (Chow-Choong Ngeow) – invited
16:45 – 17:15
Pulsating stars as stellar population tracers (Gisella Clementini) – invited
17:15 – 17:45
Constraints on pre-main sequence evolution from stellar pulsations (Michael Casey) – invited
17:45 – 18:00
The Baade-Wasselink projection factor of pulsating stars (Nicolas Nardetto) – contributed
18:00 – 18:15
The population of confirmed pre-main sequence pulsators in the HR diagram and an overview of their properties (Konstanze Zwintz) – contributed
 
 
19:00 – 20:30
public lecture
The origin and fate of the Sun and helioseismology (Joyce Guzik)
Day 3, Wednesday, August 21
Session 4. Applications of pulsating stars in astrophysics:
Chair:
Gilles Fontaine
9:00 – 9:30
Pulsation – rotation interactions: effects of rotation on pulsation and impact of pulsational instability on rotational evolution (Rich Townsend) – invited
9:30 – 10:00
Pulsation & rotation: transport of angular momentum in stars (Marie-Jo Goupil) – invited
10:00 – 10:15
Pulsations of rapidly rotating stars with compositional discontinuities (Daniel Reese) – contributed
10:15 – 10:30
A Working Hypothesis about the Cause of Be Stars : Episodic Outward Leakage of Low-Frequency Modes Exited by the Iron-peak κ-Mechanism (Hiromoto Shibahashi) – contributed
10:30 – 11:00
Coffee break and poster session
Chair:
Karen Pollard
11:00 – 11:30
Pulsation - convection interaction (Friedrich Kupka) – invited
11:30 – 12:00
Atomic diffusion and element mixing in pulsating stars (George Alecian) – invited
12:00 – 12:15
Radiative hydrodynamic simulations of turbulent convection and pulsations of Kepler-target stars (Irina Kitiashvili) – contributed
12:15 – 13:45
lunch
Chair:
Joyce Guzik
13:45 – 14:15
Pulsation of magnetic stars (Hideyuki Saio) – invited
14:15 – 14:45
Pulsation and Mass Loss Across the HR Diagram: From OB stars to Cepheids to Red Supergiants (Hilding Neilson) – invited
14:45 – 15:00
Asteroseismic Signatures of Magnetic Activity Variations in Solar-type Stars (Travis Metcalfe) – contributed
15:00 – 15:15
Pulsations as a mass-loss trigger in evolved hot stars (Michaela Kraus) – contributed
15:15 – 16:45
Testing microphysics data (Przemysław Walczak) – invited
15:45 – 16:00
Opacities: focus on the iron group in the envelopes of massive stars (Maelle Le Pennec) – contributed
 
free time
 
or
16:30 – 18:30
Splinter session of Hilding Neilson
Astroseismology, standard candles and the Hubble Constant: what is the role of asteroseismology in the era of precision cosmology?
 
 
20:00 – 22:30
Conference dinner in the HP Park Plaza Restaurant
Day 4, Thursday, August 22
Session 5. New solutions to old problems and new challenges:
Chair:
Juan Carlos Suarez
9:00 – 9:30
Blazhko effect in Cepheids and RR Lyr stars (Robert Szabo) – invited
9:30 – 10:00
Multimode oscillations in classical Cepheids and RR Lyrae stars – new results (Paweł Moskalik) – invited
10:00 – 10:15
Cepheids and the Blazhko-effect – a comprehensive analysis of V473 Lyrae (Laszlo Molnar) – contributed
10:15 – 10:30
CRR Lyrae studies with Kepler – showcase RR Lyr (Katrien Kolenberg) – contributed
10:30 – 10:45
Bisector analysis of RR Lyrae: atmosphere dynamics at different Blazhko phases (Elisabeth Guggenberger) – contributed
10:45 – 11:30
Coffee break and poster session
Chair:
Annie Baglin
11:30 – 12:00
Mode selection analysis (Radosław Smolec) – invited
12:00 – 12:30
Pulsation of white dwarfs (Gilles Fontaine) – invited
12:30 – 12:45
Massive pulsating white dwarf stars (Barbara Castanheira) – contributed
12:40 – 13:00
New findings on the internal structure of ZZ Ceti stars using quantitative asteroseismology (Noemi Giammichele) – contributed
13:00 – 14:30
lunch
Chair:
Werner Weiss
14:30 – 15:00
Origin and pulsation of hot subdwarfs (Suzanne Randall) – invited
15:00 – 15:30
Origin and pulsation of extreme helium stars (Simon Jeffery) – invited
15:30 – 15:45
Reaching the 1% accuracy level on stellar mass and radius determinations from asteroseismology (Valerie Van Grootel) – contributed
15:45 – 16:00
Being Rich Helps, Case of KIC 010670103 sdBV (Jurek Krzesinski) – contributed
16:00 – 16:45
Coffee break and poster session
16:45 – 17:15
Pulsations in hot supergiants (Malenie Godart) – invited
17:15 – 17:30
Pulsations of blue supergiants before and after helium core ignition (Jakub Ostrowski) – contributed
 
 
19:00 – 20:30
public lecture
Planets and Pulsations: The New Keplerian Revolution (Don Kurtz)
Day 5, Friday, August 23
Session 6. From the sun to the stars: the helio- asteroseismology connection:
Chair:
Hiromoto Shibahashi
9:00 – 9:30
Solar-like oscillation in subgiants and red giants (Saskia Hekker) – invited
9:30 – 10:00
Stochastically excited modes in the upper main sequence stars (Vichi Antoci) – invited
10:00 – 10:15
Energetical aspects of solar-like oscillations in red giants (Mathieu Grosjean) – contributed
10:15 – 10:30
The evolution of the internal rotation of solar-type stars (Maria Pia di Mauro) – contributed
10:30 – 11:00
Coffee break and poster session
Chair:
Jadwiga Daszynska-Daszkiewicz
11:00 – 11:30
Application of helioseismic methods to stellar oscillations (Yvonne Elsworth) – invited
11:30 – 11:45
Sunquakes and Starquakes (Alexander Kosovichev) – contributed
11:45 – 12:15
Seismic studies of planet harbouring stars (Sylvie Vauclair) – invited
12:15 – 12:45
Closing remarks (Joergen Christensen Dalsgaard & Steve Kawaler, in duo)
             12:45
lunch