Hvar Stellar Meeting Programme

Variable and binary stars in the era of big data and new instrumentation

Scientific program

Monday, 18 September
Tuesday, 19 September
Wednesday, 20 September
Thursday, 21 September
Friday, 22 September

Abstract book (pdf)

Note: The file with the presentation in pdf format is linked to each talk title (if available).


Monday, 18 September 2023

8:00 - 9:00 Registration
09:00 - 09:40 GUINAN Edward F. Setting the stage (via ZOOM)
09:40 - 10:25 EYER Laurent Gaia: a multi-epoch survey to decrypt variable and binary stars
10:25 - 10:45 Coffee break
10:45 - 11:35 MAÍZ APELLÁNIZ Jesus Extinction, the elephant in the room that hinders all optical Galactic observations
11:35 - 14:00 Lunch and break
14:00 - 14:50 MOURARD Denis Optical interferometry: a detailed vision of stars for a better knowledge of their properties
14:50 - 15:10 Coffee break
15:10 - 15:35 MEILLAND Anthony Probing dust and gas around hot stars with interferometry (disks around Be stars & B[e] stars, wind of supergiant stars ...)
15:35 - 15:55 HOLGADO Gonzalo Multi-epoch precise photometry from the ground: MUDEHaR, magnetic stars and everything around
15:55 - 16:15 JONÁK Juraj Binaries under the view of optical interferometry
16:15 - 16:35 PANTALEONI Michelangelo OB cartography of the Milky Way with Gaia and variability in the ALS catalogue
19:30 Welcome reception


Tuesday, 19 September 2023

09:00 - 09:50 AERTS Conny Lifting Asteroseismology to Higher Dimensions: from Ground- to Space-based Data
09:50 - 10:20 BARLOW Brad Fundamental Properties of Binary Hot Subluminous O/B Stars Observed from Space
10:20 - 10:40 Coffee break
10:40 - 11:25 BROŽ Miroslav Experience with fitting of multi-technique observations (with examples: QZ Car, delta Ori, beta Lyr, 216)
11:25 - 14:00 Lunch and break
14:00 - 14:25 PIGULSKI Andrzej Blue large amplitude pulsators - the binary context of their origin and life
14:25 - 14:45 ROSU Sophie Apsidal motion in massive eccentric binaries
14:45 - 15:05 Coffee break
15:05 - 15:30 KUBÁTOVÁ Brankica Inhomogeneities in the winds of massive hot stars


Wednesday, 20 September 2023

09:00 - 10:00 BAADE Dietrich What are Be stars? And how do they tick? A journey of exploration
10:00 - 10:45 BOŽIĆ Hrvoje, HARMANEC Petr Highlights of a half century of the UBV photometry at Hvar
10:45 - 11:05 Coffee break
11:05 - 11:30 LABADIE-BARTZ Jon Be stars observed by TESS
11:30 - 14:00 Lunch and break
14:00 - 14:25 NAZÉ Yaël Gamma Cas phenomena as a link to massive star evolution (via ZOOM)
14:25 - 14:45 WANG Luqian Detection and characterization of Be+sdO(sdB) binaries
14:45 - 15:05 Coffee break
15:05 - 16:30 General discussion about unsolved problems of the Be star research


Thursday, 21 September 2023

09:00 - 09:45 PRŠA Andrej Space-based survey studies of eclipsing binary systems
09:45 - 10:20 PIETRZYNSKI Gregorz Eclipsing binary systems as precise and accurate distance indicators
10:20 - 10:40 Coffee break
10:40 - 11:25 ZASCHE Petr Multiply eclipsing systems in the era of satellite telescopes
11:25 - 14:00 Lunch and break
14:00 - 14:25 CHINI Rolf Rotation of O-stars in multiple systems
14:25 - 14:45 OPLIŠTILOVÁ Alžběta Massive multiple stars in the Orion belt (Delta, Epsilon, Zeta Ori)
14:45 - 15:05 Coffee break
15:05 - 15:25 ŠVRČKOVÁ Jana Improved orbital elements of the triple system δ Circini
15:25 -15:40 ZUMMER Michal HD 93695 – A remarkable B3 star binary system
20:00 - 22:00 Evening session: Reminiscences of Hvar 1983 workshop - Harmanec | Waelkens


Friday, 22 September 2023

09:00 - 09:40 OLÁH Katalin New answers to old questions in stellar activity
09:40 - 10:00 KOVARI Zsolt Contemporary view of stellar surface structures
10:00 Farewell
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