Search Results - "Green, Gregory M."

A 3D Dust Map Based on Gaia, Pan-STARRS 1, and 2MASS by Green, Gregory M., Schlafly, Edward, Zucker, Catherine, Speagle, Joshua S., Finkbeiner, Douglas

“…We present a new three-dimensional map of dust reddening, based on Gaia parallaxes and stellar photometry from Pan-STARRS 1 and 2MASS. This map covers the sky…”
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ON GALACTIC DENSITY MODELING IN THE PRESENCE OF DUST EXTINCTION by Bovy, Jo, Rix, Hans-Walter, Green, Gregory M., Schlafly, Edward F., Finkbeiner, Douglas P.

“…ABSTRACT Inferences about the spatial density or phase-space structure of stellar populations in the Milky Way require a precise determination of the effective…”
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A Large Catalog of Accurate Distances to Local Molecular Clouds: The Gaia DR2 Edition by Zucker, Catherine, Speagle, Joshua S., Schlafly, Edward F., Green, Gregory M., Finkbeiner, Douglas P., Goodman, Alyssa A., Alves, João

“…We present a uniform catalog of accurate distances to local molecular clouds informed by the Gaia DR2 data release. Our methodology builds on that of Schlafly…”
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Galactic reddening in 3D from stellar photometry – an improved map by Green, Gregory M, Schlafly, Edward F, Finkbeiner, Douglas, Rix, Hans-Walter, Martin, Nicolas, Burgett, William, Draper, Peter W, Flewelling, Heather, Hodapp, Klaus, Kaiser, Nicholas, Kudritzki, Rolf-Peter, Magnier, Eugene A, Metcalfe, Nigel, Tonry, John L, Wainscoat, Richard, Waters, Christopher

“…Abstract We present a new 3D map of interstellar dust reddening, covering three quarters of the sky (declinations of δ ≳ −30°) out to a distance of several…”
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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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Mapping Distances across the Perseus Molecular Cloud Using CO Observations, Stellar Photometry, and Gaia DR2 Parallax Measurements by Zucker, Catherine, Schlafly, Edward F., Speagle, Joshua S., Green, Gregory M., Portillo, Stephen K. N., Finkbeiner, Douglas P., Goodman, Alyssa A.

“…We present a new technique to determine distances to major star-forming regions across the Perseus Molecular Cloud, using a combination of stellar photometry,…”
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An Empirical Extinction Curve Revealed by Gaia XP Spectra and LAMOST by Zhang, Ruoyi, Yuan, Haibo, Huang, Bowen, Wang, Tao, Yang, Lin, Green, Gregory M., Zhang, Xiangyu

“…Abstract We present a direct measurement of extinction curves using corrected Gaia XP spectra of the common sources in Gaia DR3 and LAMOST DR7. Our analysis of…”
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Deep Potential: Recovering the Gravitational Potential from a Snapshot of Phase Space by Green, Gregory M., Ting, Yuan-Sen, Kamdar, Harshil

“…Abstract One of the major goals of the field of Milky Way dynamics is to recover the gravitational potential field. Mapping the potential would allow us to…”
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The Dark Energy Camera Plane Survey 2 (DECaPS2): More Sky, Less Bias, and Better Uncertainties by Saydjari, Andrew K., Schlafly, Edward F., Lang, Dustin, Meisner, Aaron M., Green, Gregory M., Zucker, Catherine, Zelko, Ioana, Speagle, Joshua S., Daylan, Tansu, Lee, Albert, Valdes, Francisco, Schlegel, David, Finkbeiner, Douglas P.

“…Abstract Deep optical and near-infrared imaging of the entire Galactic plane is essential for understanding our Galaxy’s stars, gas, and dust. The second data…”
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Synchrotron imaging and Markov Chain Monte Carlo reveal tooth mineralization patterns by Green, Daniel R, Green, Gregory M, Colman, Albert S, Bidlack, Felicitas B, Tafforeau, Paul, Smith, Tanya M

“…The progressive character of tooth formation records aspects of mammalian life history, diet, seasonal behavior and climate. Tooth mineralization occurs in two…”
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Mapping the Milky Way in 5D with 170 Million Stars by Speagle, Joshua S., Zucker, Catherine, Bonaca, Ana, Cargile, Phillip A., Johnson, Benjamin D., Beane, Angus, Conroy, Charlie, Finkbeiner, Douglas P., Green, Gregory M., Kamdar, Harshil M., Naidu, Rohan, Rix, Hans-Walter, Schlafly, Edward F., Dotter, Aaron, Eadie, Gwendolyn, Eisenstein, Daniel J., Goodman, Alyssa A., Han, Jiwon Jesse, Saydjari, Andrew K., Ting, Yuan-Sen, Zelko, Ioana A.

“…Abstract We present Augustus , a catalog of distance, extinction, and stellar parameter estimates for 170 million stars from 14 mag < r < 20 mag and with ∣ b ∣…”
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Parameters of 220 million stars from Gaia BP/RP spectra by Green, Gregory M, Rix, Hans-Walter

“…ABSTRACT We develop, validate and apply a forward model to estimate stellar atmospheric parameters (Teff, log g, and [Fe/H]), revised distances and extinctions…”
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Recovering the gravitational potential in a rotating frame: Deep Potential applied to a simulated barred galaxy by Kalda, Taavet, Green, Gregory M, Ghosh, Soumavo

“…ABSTRACT Stellar kinematics provides a window into the gravitational field, and therefore into the distribution of all mass, including dark matter. Deep…”
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A Galactic-scale gas wave in the solar neighbourhood by Alves, João, Zucker, Catherine, Goodman, Alyssa A., Speagle, Joshua S., Meingast, Stefan, Robitaille, Thomas, Finkbeiner, Douglas P., Schlafly, Edward F., Green, Gregory M.

“…For the past 150 years, the prevailing view of the local interstellar medium has been based on a peculiarity known as the Gould Belt 1 – 4 , an expanding ring…”
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CONSTRUCTING A FLEXIBLE LIKELIHOOD FUNCTION FOR SPECTROSCOPIC INFERENCE by Czekala, Ian, Andrews, Sean M., Mandel, Kaisey S., Hogg, David W., Green, Gregory M.

“…ABSTRACT We present a modular, extensible likelihood framework for spectroscopic inference based on synthetic model spectra. The subtraction of an imperfect…”
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A THREE-DIMENSIONAL MAP OF MILKY WAY DUST by Green, Gregory M., Schlafly, Edward F., Finkbeiner, Douglas P., Rix, Hans-Walter, Martin, Nicolas, Burgett, William, Draper, Peter W., Flewelling, Heather, Hodapp, Klaus, Kaiser, Nicholas, Kudritzki, Rolf Peter, Magnier, Eugene, Metcalfe, Nigel, Price, Paul, Tonry, John, Wainscoat, Richard

“…ABSTRACT We present a three-dimensional map of interstellar dust reddening, covering three-quarters of the sky out to a distance of several kiloparsecs, based…”
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Modeling the Connection between Subhalos and Satellites in Milky Way-like Systems by Nadler, Ethan O., Mao, Yao-Yuan, Green, Gregory M., Wechsler, Risa H.

“…We develop a comprehensive and flexible model for the connection between satellite galaxies and dark matter subhalos in dark matter-only zoom-in simulations of…”
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Quantifying the influence of bars on action-based dynamical modelling of disc galaxies by Ghosh, Soumavo, Trick, Wilma H, Green, Gregory M

“…ABSTRACT Action-based dynamical modelling, using stars as dynamical tracers, is an excellent diagnostic to estimate the underlying axisymmetric matter…”
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Constraining the distance to the North Polar Spur with Gaia DR2 by Das, Kaustav K, Zucker, Catherine, Speagle, Joshua S, Goodman, Alyssa, Green, Gregory M, Alves, João

“…ABSTRACT The North Polar Spur (NPS) is one of the largest structures observed in the Milky Way in both the radio and soft X-rays. While several predictions…”
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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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