Detailed Conference Program

(Time zone: Europe/Berlin, CEST/UTC+2)

Monday, 13. September 2021

09:00-13:00 Splinter Sessions (in parallel)

CosmicRays - Impact of Cosmic Rays on the Physics and Chemistry of Dense Molecular Gas (virtual Cosmic)

09:15  Christian Rab:
Constraining the energetic particle flux of young stars during the period of planet formation.

09:45  Elena Redaelli:
The cosmic-ray ionisation rate in the prestellar core L1544

10:15  Kedron Silsbee:
Constraining the physics of cosmic ray transport in dense gas

10:45  Break

11:15  Sergio Ioppolo:
Laboratory Ice Astrochemistry at ATOMKI - A New Experimental Facility for Ion Impact Studies of Astrophysical Ice Analogues

11:45  M.E. Palumbo:
Chemical and physical effects after ion bombardment of astrophysical ice analogs

12:15  Philipp Girichidis:
Spectrally resolved cosmic rays in MHD simulations

12:45  Discussion

Bildung - Astronomische Bildung (virtual Edu)

09:00  Begrüßung

09:10  Markus Pössel:
Der Office of Astronomy for Education der IAU

09:50  Susanne Hoffmann:
Digital SchoolLab

10:30  Björn Poppe:
A Cross-Faculty Undergraduate Course in Astronomy and Astrophysics

11:10  Pause

11:20  Alexander Küpper:

12:00  Simon Kraus:
Measurement of the Earthshine as an Undergraduate Level Observational Project

12:40  Zusammenfassung mit Auswertung

09:00-11:00 Kickoff Meeting Astronomical Telescope Network Germany (virtual ATNG)

13:00-14:00 Lunch Break

14:00-16:00 Arbeitskreis AstroFrauenNetzwerk (virtual AFN)

16:00-18:00 Splinter Session

JungeAG - Junge AG - Young AG (virtual JAG)

16:05  Markus Hundertmark:

16:30  Lukas Weghs:
Photometric Search for Exomoons by using Convolutional Neural Networks

16:50  Kathrin Grunthal:
Revisiting the Galactic Double Neutron Star merger and LIGO detection rates

17:20  Offene Diskussion

Tuesday, 14. September 2021

09:00-11:00 Splinter Sessions (in parallel)

Culture - Astronomy in Culture - Cultures of Astronomy (virtual Cult)

09:05  Wayne Horowitz:
The Babylonian constellation of APIN

09:20  Susanne Hoffmann:
Stellarium Sky Cultures: Painting Babylonian

09:35  Michael Geymeier:
Constellation Cetus: Whale or Monster?

09:50  Break

10:00  V. R. Pai:
Star names in Indian culture - a search leading to their evolution

10:15  Daniel Cunnama:
Inspiration and Engagement with Astronomy Through Khoi and San Starlore

10:30  Doris Vickers:
Maximilian Hell's contributions to the quarrel about the naming of the planet Uranus

Stars - Stars and Stellar Feedback (virtual Stars)

09:00  Kuiper:
On the metallicity-dependence of radiation forces and photoionization feedback in massive star formation

09:20  Jaeyeon Kim:
A systematic determination of the evolutionary timescale of successive phases of star formation and gas dispersal by stellar feedback

09:40  André Oliva:
The processes driving jets during the formation of high-mass stars

10:00  Amith Govind:
Close stellar flybys are common in low-mass clusters

10:20  Gautham Narayana Sabhahit:
Superadiabaticity and the metallicity independence of the Humphreys-Davidson limit

10:40  Roel Lefever:
Impact of the uncertain velocity fields on the spectral appearance of Wolf-Rayet stars

11:00-11:30 Break

11:30-13:00 Plenary Talks (Awardees) (virtual plenum)

11:30  Karl Schwarzschild Lecture 2020 - Friedrich-Karl Thielemann:
Origin of the Elements in the Universe

12:15  PhD Prize Talk 2020 - Anna-Christina Eilers:
The Formation and Growth of Supermassive Black Holes

12:45  Bruno H. Bürgel Prize Talk - Uwe Reichert:
Communicating astronomy - a personal experience

13:00-14:00 Lunch Break

14:00-15:00 Award Ceremony and Schwarzschild Lecture 2021 (virtual plenum)

14:00  Karl Schwarzschild Lecture 2021 - Jocelyn Bell Burnell:
Opening Time Domain Astrophysics

15:00-15:30 Break

15:30-18:00 AG Mitgliederversammlung (virtual assembly)

Wednesday, 15. September 2021

09:00-11:00 Splinter Sessions (in parallel)

BlackHoles - Black Holes (virtual BH)

09:00  Frank Eisenhauer:
Infrared Interferometry of the Galactic Center Black Hole

09:30  Jinyi Shangguan:
Probing the active supermassive black hole with VLTI/GRAVITY

10:00  Norbert Schartel :
XMM-Newton Highlights of Black Hole Observations

10:30  Reinhard Meinel:
Relativistic disc models and black holes

Stars - Stars and Stellar Feedback (virtual Stars)

09:00  Ashley Barnes:
A Balancing Act: Observational determination of the pressures in HII regions across the Galactic Centre and nearby galaxies

09:20  Lauren Martini:
On gravitational trapping and ram pressure trapping of ultracompact and hypercompact HII regions

09:40  Nicola Schneider :
The impact of expanding CII bubbles on the interstellar medium

10:00  Slawa Kabanovic:
The importance of self-absorption in [CII], HI, and CO lines

10:20  Cristian Guevara:
OI] self-absorption effects in M17SW and MonR2

10:40  Azlizan Adhyaqsa Soemitro:
MUSE Planetary Nebula Luminosity Function of NGC 300

11:00-11:30 Break

11:30-13:00 Plenary Talks (Awardees) (virtual plenum)

11:30  Ludwig Biermann Award Talk 2019 - Eduardo Bañados:
The birth of the first massive galaxies and black holes

12:15  Ludwig Biermann Award Talk 2020 - Paola Pinilla:
First steps of planet formation in the ALMA and JWST era

13:00-14:00 Lunch Break

14:00-15:45 Splinter Sessions (in parallel)

BlackHoles - Black Holes (virtual BH)

14:00  Anne-Kathrin Baczko:
Jet collimation study of the twin-jet in NGC1052

14:30  Koushik Sen:
X-ray emission from BH + O star binaries expected to descend from the observed galactic WR + O binaries

14:55  Sayantani Lahiri:
Stationary viscous torus around Schwarzschild black hole

15:20  Luca Sala:
Sub-grid modelling of supermassive black hole accretion, feedback and spin evolution in hydrodynamical simulations

TimeDomain - Time-domain astronomy (virtual TimeD)

14:00  Patrick Reichherzer:
Astro-COLIBRI: novel platform for real-time multimessenger astrophysics

14:13  Robert Stein:
The ZTF Neutrino Follow-up Program

14:26  Simone Garrappa:
Fermi-LAT realtime follow-ups of high-energy neutrino alerts

14:39  Julia Tjus:
Time-dependent multimessenger modeling of blazar flares

14:52  Sara Buson:
Building a robust sample of periodic gamma-ray blazars detected with the Fermi-LAT

15:05  Dirk Grupe:
Long-term Monitoring of Active Galactic Nuclei with the NASA Swift mission.

15:18  Roisín O'Rourke Brogan:
Rebirth as a type 1.9 AGN: Optical Monitoring of the Changing-look AGN Mrk 1018

15:25  M. Krumpe:
eROSITA transient search: AGN ignition, shutdowns, cloud events & fast radio bursts

15:38  Nicolas Miranda:
The AMPEL System as an Official VRO Community Broker: Current Developments and Applications

Culture - Astronomy in Culture - Cultures of Astronomy (virtual Cult)

14:05  Venketeswara Pai R:
Star Names in Sanskrit Astronomical literature

14:20  Jeanette Fincke:
The Babylonian GU-text

14:35  Break

14:40  Asterios-Evangelos Kechagias:
Intercultural Misunderstandings triggered some Transformations of Constellations

14:55  Susanne M Hoffmann:
Comparison of Stellarium Sky Cultures

15:10  Break

15:15  Gudrun Wolfschmidt:
Cultural Heritage of Observatories - IAU List "Outstanding Astronomical Heritage"

15:45-16:15 Break

16:15-18:00 Splinter Sessions (in parallel)

Stars - Stars and Stellar Feedback (virtual Stars)

16:15  Sara Rezaei Kh., Daniel Seifried:
Substructures of the molecular clouds: connecting theory and observation

16:35  Enrico Congiu:
Classification of emission-line nebulae in the PHANGS-MUSE sample: a Bayesian approach

16:55  Raul Dominguez:
Reproducing 30 Doradus by N-body simulations and WARPFIELD.

17:15  Ekaterina I. Makarenko:
Diagnostic of optical emission from cooling supernova shocks in the multiphase Interstellar Media

17:35  Florian Kirchschlager:
Supernova induced processing of interstellar dust: impact of ISM gas density and gas turbulence

17:55  Gabriel Szász:
New "Pseudo-Rotating" Stellar Atmospheres

TimeDomain - Time-domain astronomy (virtual TimeD)

16:15  Wolfgang Herrmann:
High cadence, long term monitoring of very bright radio transients

16:28  Suryarao Bethapudi:
Observing campaigns using uGMRT and Effelsberg of a repeating fast radio burst

16:41  Thomas Kupfer:
Gaia meets LISA: Updated predictions for LISA verification binaries using Gaia EDR3

16:54  Anjana Ashok:
New searches for continuous gravitational waves from seven fast pulsars

17:04  Jing Ming:
Results from an Einstein@Home search for continuous gravitational waves from G347.3 at low frequencies in LIGO O2 data

17:10  Yuanhao Zhang:
Searching for Gravitational Waves from Scorpius X-1

17:16  B. Steltner:
Einstein@Home All-sky Search for Continuous Gravitational Waves in LIGO O2 Public Data

17:23  Marcin Wrona:
One thousand heartbeat stars from the OGLE project

17:36  Patryk Iwanek:
Multiwavelength study of Miras variability

19:00-20:30 Öffentlicher Abendvortrag (public lecture)

19:00  Reinhard Genzel (Nobelpreisträger 2020):
Eine 40 jährige Reise zum Zentrum der Milchstraße

Thursday, 16. September 2021

09:00-11:00 Splinter Sessions (in parallel)

Careers - Healthy Careers in Astronomy (and beyond) (virtual Career)

09:00  Francesca Fragkoudi:
Opening remarks

09:05  Francesca Primas:
Equity in academic hiring

09:30  Sarah Jane Schmidt:
From the stars back down to Earth: getting a job as a data scientist

09:50  Juan Carlos Munoz-Mateos:
Switching from research to science communication during a pandemic: mission possible!

10:10  Marcel S. Pawlowski:
An Introduction to Time Management

10:35  Iris Köhler:
Networking for People Who Don’t Like Networking

Stars - Stars and Stellar Feedback (virtual Stars)

09:00  Mélanie Chevance:
Feedback-driven molecular cloud lifecycles in 50 nearby galaxies

09:20  Oleg Egorov:
Ionized superbubbles and their driving stellar association in PHANGS

09:40  Elizabeth Watkins:
Identifying Molecular Superbubbles in Nearby Galaxies using PHANGS-ALMA 12CO (2-1)

10:00  Michalis Kourniotis:
Stellar feedback as source of gas dissolution in GMCs : 1D hydrodynamic models

10:20  Abhijeet Anand:
The cool circumgalactic medium in absorption with large spectroscopic surveys

10:40  Final Discussion

11:00-11:30 Break

11:30-13:00 Plenary Talks (Awardees) (virtual plenum)

11:30  Ludwig Biermann Award Talk 2021 - Fabian Schneider:
Turbulent Lives of Stars

12:15  Astrophysical Software Award 2020 - Til Birnstiel:
Dust in planet forming disks — What have we learned after 10 years of ALMA?

13:00-14:00 Lunch Break

14:00-15:45 Splinter Session

Exoplanets - Exploring the diversity of extrasolar planets (virtual Exo)

14:00  Dimitri Veras:
Multiple techniques for measuring exoplanets orbiting white dwarfs

14:15  Alexis Smith:
K2-99 revisited: a non-inflated warm Jupiter, and a temperate giant planet on a 523-d orbit around a subgiant

14:30  F. Mackebrandt:
The stellar pulsation timing method to detect sub-stellar companions

14:45  Paula Gorrini:
GJ 832c: an artifact of stellar activity

15:00  René Heller:
Earth-sized Transiting Planets in the Stellar Habitable Zones - from Kepler to PLATO

15:15  Аhmad Mazidabadi Farahani:
Refined ephemeris for three hot Jupiters using ground-bases and TESS observations

15:30  Yiannis Tsapras:
Finding cold and distant exoplanets with microlensing

15:45-16:15 Break

16:15-18:00 Splinter Sessions (in parallel)

Culture - Astronomy in Culture - Cultures of Astronomy (virtual Cult)

16:15  Anna Jerratsch:
Imagining the Heavens in the Digital Age

16:30  Doris Vickers:
Ancient Skies and Stellarium - making cultural astronomical information easily accessible

16:45  Break

16:50  Tim Karberg:
Astronomical Significance of non-elite burials in the Bayuda region in late anitquity and the medieval period

17:05  Steven R Gullberg:
The Significance of Solstices in the Inca Empire

17:20  Break

17:25  Gerd Graßhoff:
Astronomical significance of Kreisgrabenanlagen

17:40  Björn Kunzmann:
Edward C. Pickering's „A Plan for Securing Observations of the Variable Stars” and its Influence on Astronomy and Culture

EScience - EScience und Virtual Observatory (virtual ESc)

16:15  Harry Enke:
PUNCH4NFDI Consortium

Exoplanets - Exploring the diversity of extrasolar planets (virtual Exo)

16:15  Sandra Jeffers:
RedDots: All terrestrial planets within 5pc

16:30  Anton Krieger:
Characterization of young accreting planets

16:45  Cyril Gapp:
Deciphering Jupiter’s atmospheric chemistry as a benchmark for extrasolar gas giants using Herschel/PACS

17:00  Moritz Lietzow:
The potential of polarimetry to characterize clouds in exoplanetary atmospheres

17:15  Engin Keles:
High-resolution transmission spectroscopy of the super-Earth 55 Cnc e

17:30  Katja Poppenhäger:
Habitability and loss of planetary hydrogen-helium atmospheres - the K dwarf advantage

17:45  Fabian Wunderlich:
Detectability of biosignatures on LHS 1140 b

Friday, 17. September 2021

09:00-11:00 Splinter Sessions (in parallel)

Sustainability - Astronomy and Sustainability (virtual Sustain)

09:00  Volker Ossenkopf-Okada:
Introduction: Astronomy and Sustainability

09:15  Jan Rybizki:
Climate impact of flying and computing - aspects to be tackled by the astro community

09:35  A. Hänel:
Light pollution as a threat to optical astronomy

09:55  Knud Jahnke:
Global greenhouse gas emissions of astronomy conferencing: a 2019 baseline

10:15  Vanessa Moss:
A sustainable future for astronomy collaboration and conferences?

10:35  Leonard Burtscher:
Astronomers for Planet Earth: how a grass-roots organisation is helping astronomers address the climate crisis

EScience - EScience und Virtual Observatory (virtual ESc)

09:00  Nikos Gianniotis:
Probabilistic flux variation gradient

09:20  Fenja Kollasch:
UltraPINK returns: Newest developments in visualizing and interacting with Self-Organizing Kohonen Maps

09:40  Caroline Heneka:
Learning from 3D tomographic 21cm intensity data

10:00  Samir Nepal:
A Convolutional Neural Network Approach for Stellar Atmospheric Parameters and Lithium Abundance Determination

10:20  Thavisha Dharmawardena:
Deriving the 3D structure of the Milky Way: A fast and scalable Gaussian Process applied to nearby star-formation regions

10:40  Meetu Verma:
Practical application of t-distributed stochastic neighbor embedding in classifying chromospheric spectra

11:00-11:30 Break

11:30-13:00 Plenary Talks (Awardees) (virtual plenum)

11:30  Instrumentation Award Talk - Martin Roth:
25 Years of Integral Field Spectroscopy in Potsdam

12:15  PhD Prize Talk 2021 - Anke Arentsen:
Galactic Archaeology with the oldest stars in the Milky Way

12:45  Jacob Staude:
Laudatio Hanno und Ruth Roelin-Preis 2021 für Wissenschaftspublizistik

13:00-14:00 Lunch Break

14:00-18:00 Splinter Sessions (in parallel)

Outreach - Public Outreach in der Astronomie / Public Outreach in Astronomy (virtual Outreach)

14:00  Begrüßung und Vorstellungsrunde

14:30  Kerstin Zerwes-Polgar:
3, 2, 1….: Liftoff in das Social Media Universum des DLR

15:00  Daniel Fischer:
Social Media - die letzten 30 Jahre

15:20  Pause

15:35  Carolin Liefke:
Faszination Astronomie Online: Öffentliche Vorträge in Corona-Zeiten

15:50  Gerhard Jaworek:
"Inklusion am Himmel" geht online

16:05  Allg. Diskussion/Erfahrungsaustausch zu Social Media in der astronomischen Öffentlichkeitsarbeit

16:45  Pause

17:00  Andreas Hänel:
Reduziert das Insektenschutzgesetz die Lichtverschmutzung?

17:15  Olaf Kretzer:
Karte 2023 - Astronomie in Thüringen

17:30  Heike Rauer:
Outreach Activities of the DFG funded Priority Program „Exploring the diversity of extrasolar planets“ (SPP 1992)

17:45  Björn Voss:
Preparing for the "Centennial of the Planetarium" outreach campaign

EScience - EScience und Virtual Observatory (virtual ESc)

14:00  Prapti Mondal:
New Classification criteria in the red spectral region from 4200 to 9000Å for CP star

14:05  Markus Demleitner:
Resource Discovery in the VO: new developments

14:25  Arman Khalatyan:
An infrastructure for the reproducible scientific workflows.

14:45  Yori Fournier:
Machine Learning on Solar Plates

15:05  Christian Dersch:
Creating variable star catalogs from public photographic plate archives

Exoplanets - Exploring the diversity of extrasolar planets (virtual Exo)

14:00  Julia Venturini:
Super-Earths, mini-Neptunes, and the Radius Valley: linking observations with theory

14:45  Thomas Rometsch:
Vortices by planets live shortest in disks with moderate cooling

15:00  Alexandre Emsenhuber:
The New Generation Planetary Population Synthesis (NGPPS): Comparison with the HARPS GTO survey

15:45  Philipp Baumeister:
Water oceans on high-density, stagnant-lid exoplanets from coupled interior-atmosphere modeling

16:00  Tobias Moldenhauer:
Atmospheric recycling of super-Earths and mini-Neptunes: The effects of core mass, headwind and opacity

16:15  Cassian Herbon:
Least-squares deconvolution of HARPS spectra

16:22  Enrique Sanchis:
Effects of tidal heating in Proxima Centauri b's thermal evolution

16:30  Ekaterina Ilin:
Using direct flare localization to understand exo-space weather and stellar magnetic fields

16:45  Matthias Ammler-von Eiff:
On stellar chemical abundances for studies of exoplanets - preparing for PLATO science using CoRoT examples

14:00-18:00 Lehrerweiterbildung (virtual LWB)