ExoSystèmes V>

Programme

 
Book of abstracts available here: [Book of abstract]

Programme: [pdf]

Tuesday 31 March

1. General session

09:00–09:15
Atmospheric characterization of HIP 67522b with VLT/CRIRES+
Lavail Alexis
 
09:15–09:30
Atmospheric Wind Measurements as Probes of Magnetic Fields in Ultra-Hot Jupiters
Seidel Julia
 
09:30–09:45
HCN VUV Absorption Cross Sections at High Temperature for Warm Exoplanet Atmosphere Modeling
Collado Alexandro
 
09:45–10:00
Mapping the latitudinal variations of the atmospheres of brown dwarf and exoplanets
Charnay Benjamin
 
10:00–10:15
Next-Generation Exo-REM Atmosphere Models: Application to VHS 1256 b to Emulate Patchy Clouds
Radcliffe Alice
 
10:15–10:30
Three years of atmospheric characterization with NIRPS
Allart Romain
 
10:30 - 11:00 : Coffee Break
 
11:00–11:15
Speeding-up atmospheric retrievals by linearising Mie theory
Voyer Maël
 
11:15–11:30
Calculation of the key influence of the planetary parameters on the size of the habitable zone
Chaverot Guillaume
 
11:30–11:45
Realistic modulations of star-planet magnetic interaction and associated Ohmic heating
Gourvès Clémence
 
11:45–12:00
Energetics of star--planet magnetic interactions
Paul Arghyadeep
 
12:00–12:15
A predictive framework for realistic star-planet radio emission in compact systems
Chebly Judy
 
12:15–12:30
Low-frequency radio emissions from stellar and exoplanetary systems
Zarka Philippe
 
12:30-12:40
Flash poster presentation
 
12:40–14:00: Lunch break
 
14:00–14:15
Characterization of eleven transiting warm Jupiters with SOPHIE and TESS
Heidari Neda
 
14:15–14:30
Exoplanets demographics in the era of ELT
Mignon Lucile
 
14:30–14:45
Long-term follow-up and characterization of exoplanets from Antarctica with ASTEP, EXTRASTEP and PLATO
Gauvrit Luke
 
14:45–15:00
Modelling the Milky Way exoplanet population
Padois Chloé
 

2. GAIA session

15:00–15:15
Exoplanets by the Thousands: A DR3 Glance at the Gaia DR4 Harvest
Kiefer Flavien
 
15:15–15:30
The BINARYS tool
Babusiaux Carine
 
15:30–15:45
The Gaia spectroscopic catalogue of exoplanet and host star parameters
De Laverny Patrick
 
15:45–16:15: Coffee Break
 
16:15–16:30
Cold Giants in the Gaia Era
Lagrange Anne-Marie

 
16:30–16:45
GAIA synergies with MICADO
Baudoz Pierre
 
16:45–17:00
A new population of giant planets around M dwarfs with Gaia
Destriez Florian
 
17:00–17:15
Preparation for Gaia DR4: simulations of epoch astrometry for non-single stars
Sivkova Katia
 
17:15–17:30
Exoplanet detection limits of Gaia DR4 astrometry
Nguyen Tung Lam
 
17:30–18:00
Discussion between participants
 

Wednesday 1 April

3. General session

09:00–09:15
First brown dwarf mid-infrared spectrum with VLTI/MATISSE: HD984B
Scigliuto Jules
 
09:15–09:30
FIRST-PL: Halpha differential imaging of protoplanets with a visible photonic lantern
Huby Elsa
 
09:30–09:45
SAXO+: a technology demonstrator and science precursor for PCS
Boccaletti Anthony
 
09:45–10:00
Exoplanet interferometry in the mid-infrared with MATISSE
Mathis Houllé
 
10:00–10:15
Gone with the wind: the outward migration of eccentric giant planets in wind-launching disks
Wafflard-Fernandez Gaylor
 
10:15–10:30
On the preferential locations for planet formation in protoplanetary disks
Villenave Marion
 
10:30–11:00: Coffee Break

11:00–11:15
Secondary gas discs in warm exo-asteroids belts
Huet Paul
 
11:15–11:30
Unveiling the composition of inner disks with JWST to enable the interpretation of planetary atmospheres
Tabone Benoît
 
11:30–11:45
What causes the dust's asymmetric emission in the inner parts of protoplanetary disks seen by the VLTI?
Evelain Siméo
 
11:45–12:00
Observational and experimental results on the debris disk around HR 4796
Bonduelle Myriam
 
12:00–12:15
The GPI reanalysis with PACO: the largest survey of young stars to date
Mazoyer Johan
 
12:15–12:30
Nouvelles détections de planètes et dernières nouvelles du programme SPIRou
Paul Charpentier
 
12:30–12:45
Composition and dynamics of exocomets around Beta Pic
Théo Vrignaud
 
12:45–14:15: Lunch break

4. OCEAN session

14:15–14:25
Introduction
Sébastien Charnoz
 
14:25–15:05
Invited talk
Thermodynamics of miscibility and its implications for the structure of sub-Neptunes
Sossi Paolo
 
15:05–15:20
3D simulation of 55 Cnc e's climate and clouds
Maurice Maxime
 
15:20–15:35
Convection inhibition in the atmosphere of mini-Neptune planets : implications for K2-18b like planets
Leconte Jeremy
 
15:35–15:50
Diverging Sub-Neptune Radii from coupled Water Dissolution in Magma Oceans and Photoevaporation
Burn Remo
 
15:50–16:20: Coffee Break
 
16:20–16:35
Vibrationally excited H2 mutes the He I triplet line at 1.08 μm on warm exo-Neptunes
García Muñoz Antonio
 
16:35–16:50
Investigating aerosols as a way to reconcile K2-18 b JWST MIRI and NIRISS/NIRSpec observations
Jaziri Adam Yassin
 
16:50–17:05
Modeling the atmospheres of magma ocean hosting exoplanets and their characterisation using high-resolution spectroscopy
Dash Spandan
 
17:05–17:20
Surface properties of the day and night sides of K2-141 b
Le Losq Charles
 
17:20–17:35
Water-rich atmospheres under variable XUV: the case of Proxima Centauri b
Damonte Andrea
 
17:35–17:50
A decade of monitoring HIP 41378, a transiting multi-planetary system
Grouffal Salomé
 
17:50–18:05
Interactions between the atmosphere and the underlying magma oceans in large exoplanets
Caracas Razvan
 
 

Thursday 2 April

5. Table ronde (French session)

09:00–09:20
La mission spatiale PLATO: démographie et évolution des systèmes planétaires.
Magali Deleuil
 
09:20–09:45
Caractérisation des atmosphères d'exoplanétes avec le JWST et Ariel
Pierre-Olivier Lagage
 
09:45–10:10 
- Le coronographe du télescope spatial Roman: une nouvelle ère pour la  détection directe des exoplanètes
Arthur Vigan
- Observations vers le bulbe galactique : défis, promesses et opportunités pour l'étude de la démographie des planètes à partir de 2027
Clément Ranc
 
10:10–10:30
Spectroscopie haute résolution et sciences des Exoplanètes en France
Xavier Delfosse
 
10:30–10:50
Interférométrie pour les exoplanètes : aujourd'hui, et ensuite ?
Florentin Millour
 
10:50–11:20: Coffee Break
 
11:20–12:30
Table ronde
All participants
 
12:30–13:45: Lunch break
 

6. Session communautaire (French session)

13:50–14:15
AT-EXOS
Mickael Bonnefoy & Sophia Sulis
 
14:15–14:40
Groupe Transition environnementale de la CSAA
Alexandre Santerne
 
14:40–15:15
Accompagnement scientifique au CNES
Christian Mustin
 
15:15–15:40
Evolution des SNOs
Franck Le Petit
 
15:40–16:00
PEPR
Maud Langlois
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