AG meeting 2021

Abstracts

Bildung BlackHoles Careers CosmicRays Culture EScience Exoplanets JungeAG Outreach Stars Sustainability TimeDomain

Astronomische Bildung

Presenter	Title	Type
Alexander Küpper	astro-lab@home	Contributed Talk
Björn Poppe	A Cross-Faculty Undergraduate Course in Astronomy and Astrophysics	Contributed Talk
Markus Pössel	Der Office of Astronomy for Education der IAU	Contributed Talk
Matti Gehlen	Astronomical education through online exercises: virtual night sky tours and live streaming	Poster
Simon Kraus	Measurement of the Earthshine as an Undergraduate Level Observational Project	Contributed Talk
Susanne Hoffmann	Digital SchoolLab	Contributed Talk
Theresa Ott	Telescope drivers’ license	Poster
Tobias Hoffmann	Studying observational astrophysics using robotic telescopes	Poster

Black Holes

Presenter	Title	Type
Anne-Kathrin Baczko	Jet collimation study of the twin-jet in NGC1052	Contributed Talk
Frank Eisenhauer	Infrared Interferometry of the Galactic Center Black Hole	Contributed Talk
Jinyi Shangguan	Probing the active supermassive black hole with VLTI/GRAVITY	Contributed Talk
Koushik Sen	X-ray emission from BH + O star binaries expected to descend from the observed galactic WR + O binaries	Contributed Talk
Luca Sala	Sub-grid modelling of supermassive black hole accretion, feedback and spin evolution in hydrodynamical simulations	Contributed Talk
Norbert Schartel	XMM-Newton Highlights of Black Hole Observations	Contributed Talk
Reinhard Meinel	Relativistic disc models and black holes	Invited Talk
Sayantani Lahiri	Stationary viscous torus around Schwarzschild black hole	Contributed Talk
Thomas Dauser	Relativistic Reflection: The Impact of Returning Radiation on Black Hole Spin Measurements	Poster

Healthy Careers in Astronomy (and beyond)

Presenter	Title	Type
Francesca Fragkoudi	Opening remarks	Invited Talk
Francesca Primas	Equity in academic hiring	Invited Talk
Iris Köhler	Networking for People Who Don’t Like Networking	Invited Talk
Juan Carlos Munoz-Mateos	Switching from research to science communication during a pandemic: mission possible!	Invited Talk
Marcel S. Pawlowski	An Introduction to Time Management	Invited Talk
Sarah Jane Schmidt	From the stars back down to Earth: getting a job as a data scientist	Invited Talk

Impact of Cosmic Rays on the Physics and Chemistry of Dense Molecular Gas

Presenter	Title	Type
Christian Rab	Constraining the energetic particle flux of young stars during the period of planet formation.	Contributed Talk
Elena Redaelli	The cosmic-ray ionisation rate in the prestellar core L1544	Invited Talk
Kedron Silsbee	Constraining the physics of cosmic ray transport in dense gas	Invited Talk
M.E. Palumbo	Chemical and physical effects after ion bombardment of astrophysical ice analogs	Invited Talk
Philipp Girichidis	Spectrally resolved cosmic rays in MHD simulations	Invited Talk
Sergio Ioppolo	Laboratory Ice Astrochemistry at ATOMKI - A New Experimental Facility for Ion Impact Studies of Astrophysical Ice Analogues	Invited Talk

Astronomy in Culture - Cultures of Astronomy

Presenter	Title	Type
Anna Jerratsch	Imagining the Heavens in the Digital Age	Contributed Talk
Asterios-Evangelos Kechagias	Intercultural Misunderstandings triggered some Transformations of Constellations	Contributed Talk
Björn Kunzmann	Edward C. Pickering's „A Plan for Securing Observations of the Variable Stars” and its Influence on Astronomy and Culture	Contributed Talk
Daniel Cunnama	Inspiration and Engagement with Astronomy Through Khoi and San Starlore	Contributed Talk
Doris Vickers	Ancient Skies and Stellarium - making cultural astronomical information easily accessible	Contributed Talk
Doris Vickers	Maximilian Hell's contributions to the quarrel about the naming of the planet Uranus	Contributed Talk
Gerd Graßhoff	Astronomical significance of Kreisgrabenanlagen	Contributed Talk
Gudrun Wolfschmidt	Cultural Heritage of Observatories - IAU List "Outstanding Astronomical Heritage"	Contributed Talk
Jeanette Fincke	The Babylonian GU-text	Contributed Talk
Michael Geymeier	Constellation Cetus: Whale or Monster?	Contributed Talk
Steven R Gullberg	The Significance of Solstices in the Inca Empire	Contributed Talk
Susanne Hoffmann	Stellarium Sky Cultures: Painting Babylonian	Contributed Talk
Susanne M Hoffmann	Comparison of Stellarium Sky Cultures	Contributed Talk
Tim Karberg	Astronomical Significance of non-elite burials in the Bayuda region in late anitquity and the medieval period	Contributed Talk
V. R. Pai	Star names in Indian culture - a search leading to their evolution	Contributed Talk
Venketeswara Pai R	Star Names in Sanskrit Astronomical literature	Contributed Talk
Wayne Horowitz	The Babylonian constellation of APIN	Contributed Talk

EScience und Virtual Observatory

Presenter	Title	Type
Arman Khalatyan	An infrastructure for the reproducible scientific workflows.	Contributed Talk
Caroline Heneka	Learning from 3D tomographic 21cm intensity data	Contributed Talk
Christian Dersch	Creating variable star catalogs from public photographic plate archives	Contributed Talk
Fenja Kollasch	UltraPINK returns: Newest developments in visualizing and interacting with Self-Organizing Kohonen Maps	Contributed Talk
Harry Enke	PUNCH4NFDI Consortium	Contributed Talk
Markus Demleitner	Resource Discovery in the VO: new developments	Contributed Talk
Meetu Verma	Practical application of t-distributed stochastic neighbor embedding in classifying chromospheric spectra	Contributed Talk
Nikos Gianniotis	Probabilistic flux variation gradient	Contributed Talk
Prapti Mondal	New Classification criteria in the red spectral region from 4200 to 9000Å for CP star	Poster
Samir Nepal	A Convolutional Neural Network Approach for Stellar Atmospheric Parameters and Lithium Abundance Determination	Contributed Talk
Thavisha Dharmawardena	Deriving the 3D structure of the Milky Way: A fast and scalable Gaussian Process applied to nearby star-formation regions	Contributed Talk
Yori Fournier	Machine Learning on Solar Plates	Contributed Talk

Exploring the diversity of extrasolar planets

Presenter	Title	Type
Alexandre Emsenhuber	The New Generation Planetary Population Synthesis (NGPPS): Comparison with the HARPS GTO survey	Contributed Talk
Alexis Smith	K2-99 revisited: a non-inflated warm Jupiter, and a temperate giant planet on a 523-d orbit around a subgiant	Contributed Talk
Anton Krieger	Characterization of young accreting planets	Contributed Talk
Cassian Herbon	Least-squares deconvolution of HARPS spectra	Poster
Cyril Gapp	Deciphering Jupiter’s atmospheric chemistry as a benchmark for extrasolar gas giants using Herschel/PACS	Contributed Talk
Dimitri Veras	Multiple techniques for measuring exoplanets orbiting white dwarfs	Contributed Talk
Ekaterina Ilin	Using direct flare localization to understand exo-space weather and stellar magnetic fields	Contributed Talk
Engin Keles	High-resolution transmission spectroscopy of the super-Earth 55 Cnc e	Contributed Talk
Enrique Sanchis	Effects of tidal heating in Proxima Centauri b's thermal evolution	Poster
F. Mackebrandt	The stellar pulsation timing method to detect sub-stellar companions	Contributed Talk
Fabian Wunderlich	Detectability of biosignatures on LHS 1140 b	Contributed Talk
Julia Venturini	Super-Earths, mini-Neptunes, and the Radius Valley: linking observations with theory	Invited Talk
Katja Poppenhäger	Habitability and loss of planetary hydrogen-helium atmospheres - the K dwarf advantage	Contributed Talk
Matthias Ammler-von Eiff	On stellar chemical abundances for studies of exoplanets - preparing for PLATO science using CoRoT examples	Contributed Talk
Moritz Lietzow	The potential of polarimetry to characterize clouds in exoplanetary atmospheres	Contributed Talk
Paula Gorrini	GJ 832c: an artifact of stellar activity	Contributed Talk
Philipp Baumeister	Water oceans on high-density, stagnant-lid exoplanets from coupled interior-atmosphere modeling	Contributed Talk
René Heller	Earth-sized Transiting Planets in the Stellar Habitable Zones - from Kepler to PLATO	Contributed Talk
Sandra Jeffers	RedDots: All terrestrial planets within 5pc	Contributed Talk
Thomas Rometsch	Vortices by planets live shortest in disks with moderate cooling	Contributed Talk
Tobias Moldenhauer	Atmospheric recycling of super-Earths and mini-Neptunes: The effects of core mass, headwind and opacity	Contributed Talk
Yiannis Tsapras	Finding cold and distant exoplanets with microlensing	Contributed Talk
Аhmad Mazidabadi Farahani	Refined ephemeris for three hot Jupiters using ground-bases and TESS observations	Contributed Talk

Junge AG - Young AG

Presenter	Title	Type
Kathrin Grunthal	Revisiting the Galactic Double Neutron Star merger and LIGO detection rates	Invited Talk
Lukas Weghs	Photometric Search for Exomoons by using Convolutional Neural Networks	Invited Talk

Public Outreach in der Astronomie / Public Outreach in Astronomy

Presenter	Title	Type
Andreas Hänel	Reduziert das Insektenschutzgesetz die Lichtverschmutzung?	Contributed Talk
Björn Voss	Preparing for the "Centennial of the Planetarium" outreach campaign	Contributed Talk
Carolin Liefke	Faszination Astronomie Online: Öffentliche Vorträge in Corona-Zeiten	Invited Talk
Daniel Fischer	Social Media - die letzten 30 Jahre	Invited Talk
Gerhard Jaworek	"Inklusion am Himmel" geht online	Invited Talk
Heike Rauer	Outreach Activities of the DFG funded Priority Program „Exploring the diversity of extrasolar planets“ (SPP 1992)	Contributed Talk
Kerstin Zerwes-Polgar	3, 2, 1….: Liftoff in das Social Media Universum des DLR	Invited Talk
Olaf Kretzer	Karte 2023 - Astronomie in Thüringen	Contributed Talk

Stars and Stellar Feedback

Presenter	Title	Type
Abhijeet Anand	The cool circumgalactic medium in absorption with large spectroscopic surveys	Contributed Talk
Amith Govind	Close stellar flybys are common in low-mass clusters	Contributed Talk
André Oliva	The processes driving jets during the formation of high-mass stars	Contributed Talk
Ashley Barnes	A Balancing Act: Observational determination of the pressures in HII regions across the Galactic Centre and nearby galaxies	Contributed Talk
Azlizan Adhyaqsa Soemitro	MUSE Planetary Nebula Luminosity Function of NGC 300	Contributed Talk
Cristian Guevara	OI] self-absorption effects in M17SW and MonR2	Contributed Talk
Ekaterina I. Makarenko	Diagnostic of optical emission from cooling supernova shocks in the multiphase Interstellar Media	Contributed Talk
Elizabeth Watkins	Identifying Molecular Superbubbles in Nearby Galaxies using PHANGS-ALMA 12CO (2-1)	Contributed Talk
Enrico Congiu	Classification of emission-line nebulae in the PHANGS-MUSE sample: a Bayesian approach	Contributed Talk
Florian Kirchschlager	Supernova induced processing of interstellar dust: impact of ISM gas density and gas turbulence	Contributed Talk
Gabriel Szász	New "Pseudo-Rotating" Stellar Atmospheres	Poster
Gautham Narayana Sabhahit	Superadiabaticity and the metallicity independence of the Humphreys-Davidson limit	Contributed Talk
Jaeyeon Kim	A systematic determination of the evolutionary timescale of successive phases of star formation and gas dispersal by stellar feedback	Contributed Talk
Kuiper	On the metallicity-dependence of radiation forces and photoionization feedback in massive star formation	Contributed Talk
Lauren Martini	On gravitational trapping and ram pressure trapping of ultracompact and hypercompact HII regions	Contributed Talk
Mélanie Chevance	Feedback-driven molecular cloud lifecycles in 50 nearby galaxies	Contributed Talk
Michalis Kourniotis	Stellar feedback as source of gas dissolution in GMCs : 1D hydrodynamic models	Contributed Talk
Nicola Schneider	The impact of expanding CII bubbles on the interstellar medium	Contributed Talk
Oleg Egorov	Ionized superbubbles and their driving stellar association in PHANGS	Contributed Talk
Raul Dominguez	Reproducing 30 Doradus by N-body simulations and WARPFIELD.	Contributed Talk
Roel Lefever	Impact of the uncertain velocity fields on the spectral appearance of Wolf-Rayet stars	Contributed Talk
Sara Rezaei Kh., Daniel Seifried	Substructures of the molecular clouds: connecting theory and observation	Contributed Talk
Slawa Kabanovic	The importance of self-absorption in [CII], HI, and CO lines	Contributed Talk
Thomas Y. Chen	Observing the high-energy Sun to understand Solar Flares	Contributed Talk

Astronomy and Sustainability

Presenter	Title	Type
A. Hänel	Light pollution as a threat to optical astronomy	Contributed Talk
Jan Rybizki	Climate impact of flying and computing - aspects to be tackled by the astro community	Invited Talk
Knud Jahnke	Global greenhouse gas emissions of astronomy conferencing: a 2019 baseline	Contributed Talk
Leonard Burtscher	Astronomers for Planet Earth: how a grass-roots organisation is helping astronomers address the climate crisis	Invited Talk
Vanessa Moss	A sustainable future for astronomy collaboration and conferences?	Invited Talk
Volker Ossenkopf-Okada	Introduction: Astronomy and Sustainability	Invited Talk

Time-domain astronomy

Presenter	Title	Type
Anjana Ashok	New searches for continuous gravitational waves from seven fast pulsars	Contributed Talk
B. Steltner	Einstein@Home All-sky Search for Continuous Gravitational Waves in LIGO O2 Public Data	Contributed Talk
Dirk Grupe	Long-term Monitoring of Active Galactic Nuclei with the NASA Swift mission.	Contributed Talk
Jing Ming	Results from an Einstein@Home search for continuous gravitational waves from G347.3 at low frequencies in LIGO O2 data	Contributed Talk
Julia Tjus	Time-dependent multimessenger modeling of blazar flares	Contributed Talk
M. Krumpe	eROSITA transient search: AGN ignition, shutdowns, cloud events & fast radio bursts	Contributed Talk
Marcin Wrona	One thousand heartbeat stars from the OGLE project	Contributed Talk
Nicolas Miranda	The AMPEL System as an Official VRO Community Broker: Current Developments and Applications	Contributed Talk
Patrick Reichherzer	Astro-COLIBRI: novel platform for real-time multimessenger astrophysics	Contributed Talk
Patryk Iwanek	Multiwavelength study of Miras variability	Contributed Talk
Robert Stein	The ZTF Neutrino Follow-up Program	Contributed Talk
Roisín O'Rourke Brogan	Rebirth as a type 1.9 AGN: Optical Monitoring of the Changing-look AGN Mrk 1018	Contributed Talk
Sara Buson	Building a robust sample of periodic gamma-ray blazars detected with the Fermi-LAT	Contributed Talk
Simone Garrappa	Fermi-LAT realtime follow-ups of high-energy neutrino alerts	Contributed Talk
Suryarao Bethapudi	Observing campaigns using uGMRT and Effelsberg of a repeating fast radio burst	Contributed Talk
Thomas Kupfer	Gaia meets LISA: Updated predictions for LISA verification binaries using Gaia EDR3	Contributed Talk
Wolfgang Herrmann	High cadence, long term monitoring of very bright radio transients	Contributed Talk
Yuanhao Zhang	Searching for Gravitational Waves from Scorpius X-1	Contributed Talk