Search Results - "Rybizki, Jan"

A classifier for spurious astrometric solutions in Gaia eDR3 by Rybizki, Jan, Green, Gregory M, Rix, Hans-Walter, El-Badry, Kareem, Demleitner, Markus, Zari, Eleonora, Udalski, Andrzej, Smart, Richard L, Gould, Andrew

“…ABSTRACT The Gaia early Data Release 3 has delivered exquisite astrometric data for 1.47 billion sources, which is revolutionizing many fields in astronomy…”
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An astronomical institute’s perspective on meeting the challenges of the climate crisis by Jahnke, Knud, Fendt, Christian, Fouesneau, Morgan, Georgiev, Iskren, Herbst, Tom, Kaasinen, Melanie, Kossakowski, Diana, Rybizki, Jan, Schlecker, Martin, Seidel, Gregor, Henning, Thomas, Kreidberg, Laura, Rix, Hans-Walter

“…Analysing greenhouse gas emissions of an astronomical institute is a first step to reducing its environmental impact. Here, we break down the emissions of the…”
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All-sky visible and near infrared space astrometry by Hobbs, David, Brown, Anthony, Høg, Erik, Jordi, Carme, Kawata, Daisuke, Tanga, Paolo, Klioner, Sergei, Sozzetti, Alessandro, Wyrzykowski, Łukasz, Walton, Nicholas, Vallenari, Antonella, Makarov, Valeri, Rybizki, Jan, Jiménez-Esteban, Fran, Caballero, José A., McMillan, Paul J., Secrest, Nathan, Mor, Roger, Andrews, Jeff J., Zwitter, Tomaž, Chiappini, Cristina, Fynbo, Johan P. U., Ting, Yuan-Sen, Hestroffer, Daniel, Lindegren, Lennart, McArthur, Barbara, Gouda, Naoteru, Moore, Anna, Gonzalez, Oscar A., Vaccari, Mattia

“…The era of all-sky space astrometry began with the Hipparcos mission in 1989 and provided the first very accurate catalogue of apparent magnitudes, positions,…”
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On the Optimal Choice of Nucleosynthetic Yields, Initial Mass Function, and Number of SNe Ia for Chemical Evolution Modeling by Philcox, Oliver, Rybizki, Jan, Gutcke, Thales A.

“…To fully harvest the rich library of stellar elemental abundance data available, we require reliable models that facilitate our interpretation of them…”
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The challenge of simultaneously matching the observed diversity of chemical abundance patterns in cosmological hydrodynamical simulations by Buck, Tobias, Rybizki, Jan, Buder, Sven, Obreja, Aura, Macciò, Andrea V, Pfrommer, Christoph, Steinmetz, Matthias, Ness, Melissa

“…ABSTRACT With the advent of large spectroscopic surveys the amount of high quality chemodynamical data in the Milky Way (MW) increased tremendously. Accurately…”
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A Gaia DR2 Mock Stellar Catalog by Rybizki, Jan, Demleitner, Markus, Fouesneau, Morgan, Bailer-Jones, Coryn, Rix, Hans-Walter, Andrae, René

“…We present a mock catalog of Milky Way stars, matching in volume and depth the content of the Gaia data release 2 (GDR2). We generated our catalog using…”
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Neutron-capture elements record the ordered chemical evolution of the disc over time by Horta, Danny, Ness, Melissa K, Rybizki, Jan, Schiavon, Ricardo P, Buder, Sven

“…ABSTRACT An ensemble of chemical abundances probing different nucleosynthetic channels can be leveraged to build a comprehensive understanding of the chemical…”
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Variations in α-element Ratios Trace the Chemical Evolution of the Disk by Blancato, Kirsten, Ness, Melissa, Johnston, Kathryn V., Rybizki, Jan, Bedell, Megan

“…Abstract It is well established that the chemical structure of the Milky Way exhibits a bimodality with respect to the α -enhancement of stars at a given…”
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A Gaia Early DR3 Mock Stellar Catalog: Galactic Prior and Selection Function by Rybizki, Jan, Demleitner, Markus, Bailer-Jones, Coryn, Tio, Piero Dal, Cantat-Gaudin, Tristan, Fouesneau, Morgan, Chen, Yang, Andrae, René, Girardi, Léo, Sharma, Sanjib

“…We present a mock stellar catalog, matching in volume, depth and data model the content of the planned Gaia early data release 3 (Gaia EDR3). We have generated…”
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Age-resolved chemistry of red giants in the solar neighbourhood by Feuillet, Diane K, Bovy, Jo, Holtzman, Jon, Weinberg, David H, García-Hernández, D, Hearty, Fred R, Majewski, Steven R, Roman-Lopes, Alexandre, Rybizki, Jan, Zamora, Olga

“…Abstract In the age of high-resolution spectroscopic stellar surveys of the Milky Way, the number of stars with detailed abundances of multiple elements is…”
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From birth associations to field stars: mapping the small-scale orbit distribution in the Galactic disc by Coronado, Johanna, Rix, Hans-Walter, Trick, Wilma H, El-Badry, Kareem, Rybizki, Jan, Xiang, Maosheng

“…ABSTRACT Stars born at the same time in the same place should have formed from gas of the same element composition. But most stars subsequently disperse from…”
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Inferring Galactic Parameters from Chemical Abundances: A Multi-star Approach by Philcox, Oliver H. E., Rybizki, Jan

“…Constraining parameters such as the initial mass function high-mass slope and the frequency of Type Ia supernovae is of critical importance in the ongoing…”
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Characterizing the Gaia radial velocity sample selection function in its native photometry by Rybizki, Jan, Rix, Hans-Walter, Demleitner, Markus, Bailer-Jones, Coryn A L, Cooper, William J

“…ABSTRACT The Gaia Data Release 2 (DR2) radial velocity sample (GDR2RVS), which provides six-dimensional phase-space information on 7.2 million stars, is of…”
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Variations in -element Ratios Trace the Chemical Evolution of the Disk by Blancato, Kirsten, Ness, Melissa, Johnston, Kathryn V., Rybizki, Jan, Bedell, Megan

“…It is well established that the chemical structure of the Milky Way exhibits a bimodality with respect to the -enhancement of stars at a given [Fe/H]. This has…”
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Data-driven Stellar Models by Green, Gregory M., Rix, Hans-Walter, Tschesche, Leon, Finkbeiner, Douglas, Zucker, Catherine, Schlafly, Edward F., Rybizki, Jan, Fouesneau, Morgan, Andrae, René, Speagle, Joshua

“…We developed a data-driven model to map stellar parameters (Teff, , and ) accurately and precisely to broadband stellar photometry. This model must, and does,…”
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A Gaia DR2 Mock Stellar Catalog by Rybizki, Jan, Demleitner, Markus, Fouesneau, Morgan, Bailer-Jones, Coryn, Rix, Hans-Walter, Andrae, René

“…We present a mock catalog of Milky Way stars, matching in volume and depth the content of the Gaia data release 2 (GDR2). We generated our catalog using…”
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A New Third Planet and the Dynamical Architecture of the HD 33142 Planetary System Based on observations collected at the European Organization for Astronomical Research in the Southern Hemisphere under ESO programs 60.A-9700, 60.A-9036, 097.C-0090, 0100.C-0414, 0101.C-0232, 0102.C-0338, and MPG programs 088.C-0892, 099.A-9009, 0100.A-9006 by Trifonov, Trifon, Wollbold, Anna, Kürster, Martin, Eberhardt, Jan, Stock, Stephan, Henning, Thomas, Reffert, Sabine, Butler, R. Paul, Vogt, Steven S., Reiners, Ansgar, Lee, Man Hoi, Bitsch, Bertram, Zechmeister, Mathias, Rodler, Florian, Perdelwitz, Volker, Tal-Or, Lev, Rybizki, Jan, Heeren, Paul, Gandolfi, Davide, Barragán, Oscar, Zakhozhay, Olga, Sarkis, Paula, Pinto, Marcelo Tala, Kossakowski, Diana, Wolthoff, Vera, Brems, Stefan S., Passegger, Vera Maria

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A New Third Planet and the Dynamical Architecture of the HD 33142 Planetary System by Trifonov, Trifon, Wollbold, Anna, Kürster, Martin, Eberhardt, Jan, Stock, Stephan, Henning, Thomas, Reffert, Sabine, Butler, R. Paul, Vogt, Steven S., Reiners, Ansgar, Lee, Man Hoi, Bitsch, Bertram, Zechmeister, Mathias, Rodler, Florian, Perdelwitz, Volker, Tal-Or, Lev, Rybizki, Jan, Heeren, Paul, Gandolfi, Davide, Barragán, Oscar, Zakhozhay, Olga, Sarkis, Paula, Pinto, Marcelo Tala, Kossakowski, Diana, Wolthoff, Vera, Brems, Stefan S., Passegger, Vera Maria

“…Abstract Based on recently-taken and archival HARPS, FEROS, and HIRES radial velocities (RVs), we present evidence for a new planet orbiting the first ascent…”
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Astronomy's climate emissions: Global travel to scientific meetings in 2019 by Gokus, Andrea, Jahnke, Knud, Woods, Paul M, Moss, Vanessa A, Ossenkopf-Okada, Volker, Sacchi, Elena, Stevens, Adam R H, Burtscher, Leonard, Kayhan, Cenk, Dalgleish, Hannah, Grinberg, Victoria, Rector, Travis A, Rybizki, Jan, White, Jacob

“…Travel to academic conferences-where international flights are the norm-is responsible for a sizeable fraction of the greenhouse gas (GHG) emissions associated…”
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Inference from modelling the chemodynamical evolution of the Milky Way disc by Rybizki, Jan

“…In this thesis, the field star Initial Mass Function (IMF) and chemical evolution parameters for the Milky Way (MW) are derived using a forward modelling…”
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