19th General Assembly of WEGENER

Mon. 10

Tue. 11

Wed. 12

Thu. 13

Fri. 14

08:00

09:00

10:00

11:00

12:00

13:00

14:00

15:00

16:00

17:00

18:00

19:00

20:00

21:00

22:00

Welcome & gourmet coffee

12:00 - 13:00 (1h)

Welcome & gourmet coffee

Registration and welcome

Congress opening

13:00 - 13:30 (30min)

Congress opening

CRAYA Amphitheatre

Haluk Ozener, Chair of Wegener / Director of Kandilli Observatory and Earthquake Research Institute (KOERI) - Michel Dietrich, Grenoble Observatory Director - Eric Saint Aman, Grenoble University Vice President

Active faults: reconciling short and long term observations

13:30 - 15:15 (1h45)

Active faults: reconciling short and long term observations

CRAYA Amphitheatre

Keynote speaker: Onno Oncken - Conveners: A. Copley, J. Hollingsworth, L. Audin

› Forearc deformation across time scales - a tale of fluids, locking and transients - Onno Oncken, Helmholtz Centre Potsdam, GFZ German Research Centre for Geosciences 13:30-14:00 (30min)

› Exploring the seismotectonic significance of triggered shallow slip observed with the IPOC creepmeter array - Pia VIctor, GFZ-Potsdam 14:00-14:15 (15min)

› Comparing coseismic slip with mid- and long-term displacement on the Mt. Vettore- Mt. Bove fault system after the 2016 Central Italy earthquakes: insights into growth and segmentation processes of an active extensional system - Irene Puliti, Università degli Studi ‘G. d'Annunzio' di Chieti-Pescara, InGeo, Chieti (Italy) 14:15-14:30 (15min)

› Pore pressure control on the thickness of the seismogenetic crust in continental extensional regimes: insights from recent earthquake and swarm sequences in the Apennines - Nicola D'Agostino, Istituto Nazionale di Geofisica e Vulcanologia 14:30-14:45 (15min)

› Shear in the west part of the North Aegean Trough in a 100+ years scale - Stathis Stiros, University of Patras 14:45-15:00 (15min)

› Slip behavior of the Campotosto normal fault (central Italy) imaged by high-rate GPS, strong-motion and InSAR observations - Daniele Cheloni, Istituto Nazionale di Geofisica e Vulcanologia 15:00-15:15 (15min)

Coffee break & posters

15:15 - 15:45 (30min)

Coffee break & posters

Hall

Active faults: reconciling short and long term observations

15:45 - 17:30 (1h45)

Active faults: reconciling short and long term observations

CRAYA Amphitheatre

Keynote speaker: Onno Oncken - Conveners: A. Copley, J. Hollingsworth, L. Audin

› Comparing short-term and long-term fault slip-rates across Iran - Richard Walker, Department of Earth Sciences [Oxford] 15:45-16:00 (15min)

› Space geodetic investigation of the coseismic deformation associated with 12 December 2017 Mw 6.2 Hojdek and 12 November 2017 Mw 7.3 Sarpol-e Zahab Iran earthquakes - Sanaz Vajedian, Institute of Photogrammetry and GeoInformation (IPI), Leibniz Universität Hannover 16:00-16:15 (15min)

› Geomorphic and seismological comparison of large strike-slip earthquakes in the Pamirs reveals structural control on rupture extent - Austin Elliott, University of Oxford, Centre for the Observation and Modelling of Earthquakes, Volcanoes and Tectonics 16:15-16:30 (15min)

› Rate of slip from multiple quaternary dating methods and paleoseismic investigations along the Talas-Fergana Fault: tectonic implications for the Western Tien Shan Range - Magali Rizza, Centre européen de recherche et d'enseignement de géosciences de l'environnement 16:30-16:45 (15min)

› Illuminating with InSAR time series the strain distribution and evolution over a seismically active fault-bend-fold structure - Simon Daout, Christian-Albrecht University zu Kiel, Department of Geosciences 16:45-17:00 (15min)

› Relation between the spatial variation of creep rate and the 2017 Mw 6.5 Ormoc earthquake along the Philippine fault on Leyte Island - Yo Fukushima, International Research Institute of Disaster Science, Tohoku University 17:00-17:15 (15min)

› The Active Longitudinal Valley Fault zone (E. Taiwan): New insights from UAS high resolution Digital Terrain Model, GPS and PSInSAR - Benoît DEFFONTAINES, D3E LIA N°536 CNRS MOST France-Taiwan, Université Paris-Est, IGN, ENSG, LaSTIG, LAREG, 17:15-17:30 (15min)

Icebreaker & poster session (Active Faults - Intracontinental - Vertical) > Details in posters section

17:30 - 19:30 (2h)

Icebreaker & poster session (Active Faults - Intracontinental - Vertical) > Details in posters section

Hall

The seismic cycle: from transient and precursory deformation to seismic ruptures

8:30 - 10:00 (1h30)

The seismic cycle: from transient and precursory deformation to seismic ruptures

CRAYA Amphitheatre

Keynote speaker: Jean-Paul Ampuero - Conveners: M. Moreno, H. Perfettini, M. Radiguet, H. Ozener

› The spectrum of slip behaviors emerging from the interactions between seismic and aseismic slip - Jean Paul Ampuero, Géoazur 08:30-09:00 (30min)

› Constraints on Seismic and Aseismic Slip on the Cascadia Megathrust from geodesy and seismicity - Sylvain MICHEL, University of Cambridge, California Institute of Technology 09:00-09:15 (15min)

› History of seismic and aseismic slip along the central Ecuador subduction zone - Jean-Mathieu NOCQUET, Géoazur, Institut de Physique du Globe de Paris 09:15-09:30 (15min)

› Life in the stress shadow: Stress-constrained inversion for interseismic coupling on shallow megathrusts - Eric Lindsey, Earth Observatory of Singapore 09:30-09:45 (15min)

› The Seismic Cycle and Strain Rates in the South Iceland Seismic Zone from GPS observations - Thora Arnadottir, Nordic Volcanological Center, Institute of Earth Sciences, University of Iceland 09:45-10:00 (15min)

Coffee break & posters

10:00 - 10:30 (30min)

Coffee break & posters

Hall

The seismic cycle: from transient and precursory deformation to seismic ruptures

10:30 - 12:30 (2h)

The seismic cycle: from transient and precursory deformation to seismic ruptures

CRAYA Amphitheatre

Keynote speaker: Jean-Paul Ampuero - Conveners: M. Moreno, H. Perfettini, M. Radiguet, H. Ozener

› Examining the spectrum of a slow slip event in Cascadia: suggestions that a single fault zone process creates slow slip and tremor? - Jessica Hawthorne, Department of Earth Sciences, University of Oxford 10:30-10:45 (15min)

› Fluid-assisted healing of micro-cracks in fault damage zones - Alissar Yehya, Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) - James R. Rice, Department of Earth and Planetary Sciences (EPS), Harvard University, Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) 10:45-11:00 (15min)

› Seismogenesis of dual subduction beneath Kanto, central Japan controlled by fluid release - shoichi yoshioka, Research Center for Urban Safety and Security, Kobe University 11:00-11:15 (15min)

› Earthquake Ruptures and Stress Changes in the Mexican Earthquake Sequence of 2017–2018 - Eric Fielding, Jet Propulsion Laboratory 11:15-11:30 (15min)

› Observations of rapid large-scale slip/deformation of the slab before some large subduction earthquakes - michel bouchon, Université Grenoble Alpes 11:30-11:45 (15min)

› Periodic change in the interplate locking state off Kyushu Island, Southwest Japan, inferred from spatial gradient of displacement rate field and small repeating earthquakes - TAKESHI IINUMA, Japan Agency for Marine-Earth Science and Technology 11:45-12:00 (15min)

› A top-to-down migration of slip during the 2016 Kaikōura Earthquake - Vasso Saltogianni, German Research Centre for Geosciences - Helmholtz-Centre Potsdam 12:00-12:15 (15min)

Lunch & posters

12:30 - 13:30 (1h)

Lunch & posters

Hall

Vertical movements of the earth surface, sea level and potential fields

13:30 - 15:30 (2h)

Vertical movements of the earth surface, sea level and potential fields

CRAYA Amphitheatre

Keynote speaker: Luciana Fenoglio - Conveners: T. Van Dam, M.-P. Doin, S. Zerbini

› Absolute and relative sea level change - Luciana Fenoglio, University of Bonn 13:30-14:00 (30min)

› Centennial variations of sea level in the northern Mediterranean - Sara Bruni, Department of Physics and Astronomy, University of Bologna, Italy 14:00-14:15 (15min)

› Bayesian surface reconstruction of geodetic uplift rates: mapping the global fingerprint of GIA - Laurent Husson, Institut des sciences de la Terre 14:15-14:30 (15min)

› Investigating coastal inundation using a Bayesian joint inversion of GPS, Tide gauges, and Satellite Altimetry - Rhys Hawkins 14:30-14:45 (15min)

› Present-day uplift of the European Alps: mechanisms and relative contributions - christian sue, UMR 6249 - Laboratoire Chrono-environnement 14:45-15:00 (15min)

› Using GPS and absolute gravity observations to separate the effects of present-day and Pleistocene ice-mass changes in South East Greenland - Tonie Van Dam, Université du Luxembourg 15:00-15:15 (15min)

› Hydrological consistency in the Okavango basin: comparison between GRACE solutions, GPS records and hydrological modelling - Anne-Morwenn Pastier, Géosciences Rennes 15:15-15:30 (15min)

Coffee break & posters

15:30 - 16:00 (30min)

Coffee break & posters

Hall

Intracontinental deformation and Slowly deforming areas

16:00 - 18:30 (2h30)

Intracontinental deformation and Slowly deforming areas

CRAYA Amphitheatre

Keynote speaker: Eric Calais - Conveners: N. d'Agostino, J. Jackson, A. Walpersdorf, L. Bastos

› Large earthquakes in stable continental regions - Eric Calais, Department of Geosciences 16:00-16:30 (30min)

› Links between earthquake depths, lithosphere thickness and rheology on the continents - James Jackson, University of Cambridge 16:30-16:45 (15min)

› Mapping intracontinental strain in the Alpine-Himalayan Belt with Sentinel-1: Progress and Challenges - Tim Wright, School of Earth and Enrironment [Leeds] 16:45-17:00 (15min)

› Multi-annual strain variations induced by hydrological cycles in Central Apennines - Roberto Devoti, Istituto Nazionale di Geofisica e Vulcanologia 17:00-17:15 (15min)

› Improved estimates of Caribbean plate motion and rigidity from COCONet and campaign GPS observations - Glen Mattioli, University of Texas at Arlington, UNAVCO Inc. 17:15-17:30 (15min)

› Present-day crustal deformation in Romania from continuous and episodic GNSS measurements - Alexandra Muntean, National Institute for Earth Physics 17:30-17:45 (15min)

› Crustal faults in the Java subduction zone from GPS observations: Implications for fault slip partitioning - achraf koulali, Newcastle University [Newcastle] 17:45-18:00 (15min)

› Seismotectonics of the 2017 Botswana earthquake (Mw 6.5): An active zone in intraplate Africa - Mustapha Meghraoui, Institut de Physique du Globe, CNRS-UMR 7516 18:00-18:15 (15min)

› Weak sub-fault shear zones revealed by earthquake activity on the slowly-deforming Kenchreai Fault (central Greece) - Alex Copley, University of Cambridge 18:15-18:30 (15min)

Gala Dinner

19:30 - 22:30 (3h)

Gala Dinner

Restaurant Le Téléphérique

The seismic cycle: from transient and precursory deformation to seismic ruptures

8:30 - 10:00 (1h30)

The seismic cycle: from transient and precursory deformation to seismic ruptures

CRAYA Amphitheatre

Keynote speaker: Jean-Paul Ampuero

› Role of lower crust in the post-seismic deformation of the 2010 Maule earthquake: Insights from a model with non-linear viscosity - Carlos Pena, Helmholtz Centre Potsdam, GFZ German Research Centre for Geosciences, Potsdam, Germany 08:30-08:45 (15min)

› Postseismic deformation following the 2010 Mw 8.8 Maule earthquake in Chile: implications for the rheology of the central Andean crust and upper mantle - Jonathan Weiss, COMET, School of Earth and Environment, University of Leeds 08:45-09:00 (15min)

› Transient Forearc Sliver Transport Found During Postseismic Recovery - Tiegan Hobbs, Georgia Institute of Technology (Georgia Tech) 09:00-09:15 (15min)

› Imaging early postseismic slip in the hours to days following the 2016 Mw 7.8 Pedernales earthquake: where does it occur relative to longer-term postseismic slip? - Louisa Tsang, Géoazur 09:15-09:30 (15min)

› Aftershocks of the 2016 Mw 7.8 Ecuador earthquake reveal earthquake cycle is controlled by long-lived structures - Hans AGURTO-DETZEL, Geoazur 09:30-09:45 (15min)

› POSTSEISMIC DEFORMATION FOLLOWING THE APRIL 25, 2015 GORKHA EARTHQUAKE: AFTERSLIP VERSUS VISCOUS RELAXATION - François Jouanne, Institut des sciences de la Terre 09:45-10:00 (15min)

Coffee break & posters

10:00 - 10:30 (30min)

Coffee break & posters

Hall

Multi-timescale glacier and landslides processes

10:30 - 12:30 (2h)

Multi-timescale glacier and landslides processes

CRAYA Amphitheatre

Keynote speaker: Tazio Strozzi - Conveners: B. Bookhagen, E. Berthier, P. Lacroix

› Satellite and terrestrial radar interferometry and applications to the monitoring of the deformation of glaciers, rock glaciers and landslides - Tazio Strozzi, Gamma Remote Sensing and Consulting AG 10:30-11:00 (30min)

› Instantaneous glacier loss through catastrophic collapse: Disentangling the role of climate, geology and glacier dynamics at Flat Creek glacier, Alaska - Mylène Jacquemart, University of Colorado Boulder [Boulder] 11:00-11:15 (15min)

› Landslide monitoring in the Colca Valley, Peru: combined effect of precipitation and earthquake on the Maca landslide kinematic. - Noélie Bontemps, ISTerre 11:15-11:30 (15min)

› Exploiting Synthetic Aperture Radar data to map and observe landslides - David Bekaert, Jet Propulsion Laboratory 11:30-11:45 (15min)

› Slope activity and processes in the Himalaya of Northern Bhutan - Benedetta Dini, Swiss Federal Institute of Technology, Department of Earth Sciences 11:45-12:00 (15min)

› Sentinel-1 synthetic aperture radar coherence for erosion mapping in arid and semi-arid environments - Stephanie Olen, University of Potsdam 12:00-12:15 (15min)

› Two decades of glacier slowdown driven by mass loss in High Mountain Asia - Amaury Dehecq, NASA Jet Propulsion Laboratory, California Institute of Technology 12:15-12:30 (15min)

Lunch & posters

12:30 - 14:00 (1h30)

Lunch & posters

Hall

Improving understanding of magmatic and volcanic process

14:00 - 16:00 (2h)

Improving understanding of magmatic and volcanic process

CRAYA Amphitheatre

Keynote speaker: Aline Peltier - Conveners: Y. Aoki, F. Sigmundsson, V. Pinel, T. Wright

› Contribution of GNSS to monitor and understand Piton de la Fournaise - Aline PELTIER, Institut de Physique du Globe de Paris 14:00-14:30 (30min)

› Piton de la Fournaise Flank Displacement following the March 2007 eruption - Cayol Valerie, Laboratoire Magmas et Volcans, Université Clermont-Auvergne 14:30-14:45 (15min)

› Dyke intrusion between neighbouring arc-volcanoes responsible for 2017 unrest at Agung, Bali: insights from Sentinel-1 InSAR time series and 3D stress modelling - Fabien Albino, COMET, University of Bristol 14:45-15:00 (15min)

› Post-eruptive thermoelastic deflation of intruded magma in Usu volcano, Japan, 1992–2017 - Xiaowen Wang, Earthquake Research Institute, The University of Tokyo 15:00-15:15 (15min)

› Are geodetic models physically relevant for understanding magma transport processes? - Olivier Galland, Physics of Geological Processes, the Njord Center, University of Oslo 15:15-15:30 (15min)

› Are chilled basaltic magmas more susceptible to earthquake triggering? Evidence from the 2015 Ambrym, Vanuatu, dyke intrusion - Ian Hamling, GNS Science 15:30-15:45 (15min)

› Under the radar: New activity beneath the “Roof of Patagonia”, Domuyo volcano, Argentina - Paul Lundgren, Jet Propulsion Laboratory, California Institute of Technology 15:45-16:00 (15min)

Poster session (Seismic Cycle - Methods - Glaciers & Landslides - Volcanoes) > Details in posters section

16:00 - 18:30 (2h30)

Poster session (Seismic Cycle - Methods - Glaciers & Landslides - Volcanoes) > Details in posters section

Hall

Technical and methodological developments, and large networks handling

8:30 - 10:15 (1h45)

Technical and methodological developments, and large networks handling

CRAYA Amphitheatre

Keynote speaker: Zhenhong Li - Conveners: C. Kreemer, E. Pathier, M. Becker

› GACOS-Assisted InSAR Time Series Technique - Zhenhong Li, School of Engineering, Newcastle University, COMET, School of Engineering, Newcastle University 08:30-09:00 (30min)

› Characterization and removal of shadow bias from Optical Image Correlation; application to the 2013 Balouchistan earthquake - James Hollingsworth, Institut des Sciences de la Terre 09:00-09:15 (15min)

› Deformation across the Altyn Tagh Fault from InSAR – improved estimates using a new tropospheric correction method - Lin Shen, University of Leeds 09:15-09:30 (15min)

› Gap filling based on EOF analysis of temporal covariance of offset tracking displacement measurement time series - Alexandre Hippert-Ferrer, Laboratoire d'Informatique, Systèmes, Traitement de l'Information et de la Connaissance (LISTIC) 09:30-09:45 (15min)

› Geodetic Network Design for Low-Cost GNSS - Andrew Watson, Department of Earth Sciences, Durham University, Durham, U.K. 09:45-10:00 (15min)

› Passive RFID: a dense and weather-robust technique to monitor surface deformation, applied to a landslide - Mathieu Le Breton, Géolithe, ISTerre 10:00-10:15 (15min)

Coffee break & posters

10:15 - 10:45 (30min)

Coffee break & posters

Hall

Technical and methodological developments, and large networks handling

10:45 - 11:45 (1h)

Technical and methodological developments, and large networks handling

CRAYA Amphitheatre

Keynote speaker: Zhenhong Li - Conveners: C. Kreemer, E. Pathier, M. Becker

› On joining near-field and far-field data for robust earthquake source modelling - Henriette Sudhaus, Kiel University 10:45-11:00 (15min)

› Tools for Bayesian earthquake source inversion from heterogeneous geodetic and seismological observations - Marius Paul Isken, Kiel University (CAU) 11:00-11:15 (15min)

› Adaptive fault discretization for the inversion of geodetic data - Yosuke Aoki, Earthquake Research Institute, The University of Tokyo 11:15-11:30 (15min)

› Accounting for uncertain fault geometry in earthquake source inversion problems - Théa Ragon, Géoazur 11:30-11:45 (15min)

Lunch & posters

11:45 - 13:00 (1h15)

Lunch & posters

Hall

Field trip > Details in field trip section

13:00 - 19:00 (6h)

Field trip > Details in field trip section