English
Related papers

Related papers: The Gaia-ESO Survey: Tracing interstellar extincti…

200 papers

The vast majority of Gaia DR1 Tycho-Gaia astrometric solution (TGAS) stars are located within a distance of 1200 pc from the Sun and up to 600 pc within the Galactic plane. Complete usage of their parallaxes is possible only if their…

Astrophysics of Galaxies · Physics 2017-07-31 George Gontcharov , Aleksandr Mosenkov

The inference of stellar parameters (such as radius and mass) through asteroseismic forward modelling depends on the number, accuracy, and precision of seismic and atmospheric constraints. ESA's Gaia space mission is providing precise…

Solar and Stellar Astrophysics · Physics 2024-12-09 Benard Nsamba , Achim Weiss , Juma Kamulali

The Gaia-ESO Survey (GES) is a large public spectroscopic survey that has collected, over a period of 6 years, spectra of ~ 10^5 stars. This survey provides not only the reduced spectra, but also the stellar parameters and abundances…

This paper addresses the issue of how best to correct astronomical data for the wavelength-dependent effects of Galactic interstellar extinction. The main general features of extinction from the IR through the UV are reviewed, along with…

Astrophysics · Physics 2009-10-31 Edward L. Fitzpatrick

To use libraries of observed stellar spectra, one needs to know the atmospheric parameters of the stars associated to those spectra. It is, however, hard to know what are the real levels of precision and accuracy of these parameters. To…

Solar and Stellar Astrophysics · Physics 2017-09-18 R. Smiljanic , A. J. Korn , A. R. Casey , the Gaia-ESO Survey consortium

We investigate how the typical dust extinction of H-alpha luminosity from a star-forming galaxy depends upon star formation rate (SFR), metallicity and stellar mass independently, using a sample of ~90,000 galaxies from Data Release 7 of…

Astrophysics of Galaxies · Physics 2015-05-19 Timothy Garn , Philip Best

A precise measure of the mid-infrared interstellar extinction law is crucial to the investigation of the properties of interstellar dust, especially of the grains in the large size end. Based on the stellar parameters derived from the…

Astrophysics of Galaxies · Physics 2016-11-10 Mengyao Xue , Biwei Jiang , Jian Gao , Jiaming Liu , Shu Wang , Aigen Li

Dust extinction is one of the most reliable tracers of the gas distribution in the Milky Way. The near-infrared (NIR) Vista Variables in the Via Lactea (VVV) survey enables extinction mapping based on stellar photometry over a large area in…

Astrophysics of Galaxies · Physics 2022-11-16 Miaomiao Zhang , Jouni Kainulainen

We analyze extragalactic extinction profiles derived through gamma-ray burst afterglows, using a dust model specifically constructed on the assumption that dust grains are not immutable but respond time-dependently to the local physics.…

Astrophysics of Galaxies · Physics 2016-10-04 Alberto Zonca , Cesare Cecchi-Pestellini , Giacomo Mulas , Silvia Casu , Giambattista Aresu

While it is well recognized that both the Galactic interstellar extinction curves and the gas-phase abundances of dust-forming elements exhibit considerable variations from one sight line to another, as yet most of the dust extinction…

Astrophysics of Galaxies · Physics 2021-12-22 W. B. Zuo , Aigen Li , Gang Zhao

The Gaia-ESO Public Spectroscopic Survey is an ambitious project designed to obtain astrophysical parameters and elemental abundances for 100,000 stars, including large representative samples of the stellar populations in the Galaxy, and a…

Solar and Stellar Astrophysics · Physics 2022-10-19 G. Gilmore , S. Randich , C. C. Worley , A. Hourihane , A. Gonneau , G. G. Sacco , J. R. Lewis , L. Magrini , P. Francois , R. D. Jeffries , S. E. Koposov , A. Bragaglia , E. J. Alfaro , C. Allende Prieto , R. Blomme , A. J. Korn , A. C. Lanzafame , E. Pancino , A. Recio-Blanco , R. Smiljanic , S. Van Eck , T. Zwitter , T. Bensby , E. Flaccomio , M. J. Irwin , E. Franciosini , L. Morbidelli , F. Damiani , R. Bonito , E. D. Friel , J. S. Vink , L. Prisinzano , U. Abbas , D. Hatzidimitriou , E. V. Held , C. Jordi , E. Paunzen , A. Spagna , R. J. Jackson , J. Maiz Apellaniz , M. Asplund , P. Bonifacio , S. Feltzing , J. Binney , J. Drew , A. M. N. Ferguson , G. Micela , I. Negueruela , T. Prusti , H. -W. Rix , A. Vallenari , M. Bergemann , A. R. Casey , P. de Laverny , A. Frasca , V. Hill , K. Lind , L. Sbordone , S. G. Sousa , V. Adibekyan , E. Caffau , S. Daflon , D. K. Feuillet , M. Gebran , J. I. Gonzalez Hernandez , G. Guiglion , A. Herrero , A. Lobel , T. Merle , S. Mikolaitis , D. Montes , T. Morel , G. Ruchti , C. Soubiran , H. M. Tabernero , G. Tautvaisiene , G. Traven , M. Valentini , M. Van der Swaelmen , S. Villanova , C. Viscasillas Vazquez , A. Bayo , K. Biazzo , G. Carraro , B. Edvardsson , U. Heiter , P. Jofre , G. Marconi , C. Martayan , T. Masseron , L. Monaco , N. A. Walton , S. Zaggia , V. Aguirre Borsen-Koch , J. Alves , L. Balaguer-Nunez , P. S. Barklem , D. Barrado , M. Bellazzini , S. R. Berlanas , A. S. Binks , A. Bressan , R. Capuzzo-Dolcetta , L. Casagrande , L. Casamiquela , R. S. Collins , V. D'Orazi , M. L. L. Dantas , V. P. Debattista , E. Delgado-Mena , P. Di Marcantonio , A. Drazdauskas , N. W. Evans , B. Famaey , M. Franchini , Y. Fremat , X. Fu , D. Geisler , O. Gerhard , E. A. Gonzalez Solares , E. K. Grebel , M. L. Gutierrez Albarran , F. Jimenez-Esteban , H. Jonsson , T. Khachaturyants , G. Kordopatis , J. Kos , N. Lagarde , H. -G. Ludwig , L. Mahy , M. Mapelli , E. Marfil , S. L. Martell , S. Messina , A. Miglio , I. Minchev , A. Moitinho , J. Montalban , M. J. P. F. G. Monteiro , C. Morossi , N. Mowlavi , A. Mucciarelli , D. N. A. Murphy , N. Nardetto , S. Ortolani , F. Paletou , J. Palous , J. C. Pickering , A. Quirrenbach , P. Re Fiorentin , J. I. Read , D. Romano , N. Ryde , N. Sanna , W. Santos , G. M. Seabroke , L. Spina , M. Steinmetz , E. Stonkute , E. Sutorius , F. Thevenin , M. Tosi , M. Tsantaki , N. Wright , R. F. G. Wyse , M. Zoccali , J. Zorec , D. B. Zucker

We report the results of multicolour observations of 30 E/S0 galaxies with dust lanes. For each galaxy we obtained broad-band images and narrow-band images using interference filters isolating the H\alpha +[NII] emission lines to derive the…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 Ido Finkelman , Noah Brosch , José G. Funes S. J. , Alexei Y. Kniazev , Petri Väisänen

We present three 14400 square degree relative extinction maps of the Galactic Plane (|b|<20degrees) obtained from 2MASS using accumulative star counts (Wolf diagrams). This method is independent of the colour of the stars and the variation…

Astrophysics · Physics 2009-11-10 D. Froebrich , T. P. Ray , G. C. Murphy , A. Scholz

We present a deep, high-angular resolution 3D dust map of the southern Galactic plane over $239^\circ < \ell < 6^\circ$ and $|b| < 10^\circ$ built on photometry from the DECaPS2 survey, in combination with photometry from VVV, 2MASS, and…

We combine near-infrared (2MASS) and mid-infrared (Spitzer-IRAC) photometry to characterize the IR extinction law (1.2-8 microns) over nearly 150 degrees of contiguous Milky Way midplane longitude. The relative extinctions in 5 passbands…

A large-scale three-dimensional model of Galactic extinction is presented based on the Galactic dust distribution model of Drimmel and Spergel (2001). The extinction A_V to any point within the Galactic disk can be quickly deduced using a…

Astrophysics · Physics 2009-11-10 R. Drimmel , A. Cabrera-Lavers , M. Lopez-Corredoira

The nature of Galactic interstellar extinction is tested using reddening line parameters for several fields in conjunction with equivalent widths $W(\lambda4430)$ for the diffuse interstellar band at $4430$ \AA. The Cardelli et…

Astrophysics of Galaxies · Physics 2015-06-22 David G. Turner , Daniel J. Majaess , David D. Balam

We investigate the correlation between extinction and H~{\sc i} and CO emission at intermediate and high Galactic latitudes ($|b|>10\degr$) within the footprint of the Xuyi Schmidt Telescope Photometric Survey of the Galactic anticentre…

Astrophysics of Galaxies · Physics 2015-06-23 B. -Q. Chen , X. -W. Liu , H. -B. Yuan , Y. Huang , M. -S. Xiang

New low-resolution UV spectra of a sample of reddened OB stars in M31 were obtained with HST/STIS to study the wavelength dependence of interstellar extinction and the nature of the underlying dust grain populations. Extinction curves were…

We analyze low resolution Spitzer infrared (IR) 5-14 micron spectra of the diffuse emission toward a carefully selected sample of stars. The sample is composed of sight lines toward stars that have well determined ultraviolet (UV)…

Astrophysics of Galaxies · Physics 2022-02-02 Derck Massa , Karl D. Gordon , E. L. Fitzpatrick
‹ Prev 1 3 4 5 6 7 10 Next ›