Related papers: Gaia Data Release 3: Analysis of RVS spectra using…

The Gaia-ESO Survey: The DR5 analysis of the medium-resolution GIRAFFE and high-resolution UVES spectra of FGK-type stars

The Gaia-ESO Survey is an European Southern Observatory (ESO) public spectroscopic survey that targeted $10^5$ stars in the Milky Way covering the major populations of the disk, bulge and halo. The observations were made using FLAMES on the…

Solar and Stellar Astrophysics · Physics 2024-02-12 C. C. Worley , R. Smiljanic , L. Magrini , A. Frasca , E. Franciosini , D. Montes , D. K. Feuillet , H. M. Tabernero , J. I. González Hernández , S. Villanova , Š. Mikolaitis , K. Lind , G. Tautvaišienė , A. R. Casey , A. J. Korn , P. Bonifacio , C. Soubiran , E. Caffau , G. Guiglion , T. Merle , A. Hourihane , A. Gonneau , P. François , S. Randich , G. Gilmore , J. R. Lewis , D. N. A. Murphy , R. D. Jeffries , S. E. Koposov , R. Blomme , A. C. Lanzafame , T. Bensby , A. Bragaglia , E. J. Alfaro , N. A. Walton , A. Vallenari , T. Prusti , K. Biazzo , P. Jofré , S. Zaggia , U. Heiter , E. Marfil , F. Jiménez-Esteban , M. L. Gutiérrez Albarrán , L. Morbidelli

Gaia Data Release 3. The first Gaia catalogue of eclipsing binary candidates

We present the first Gaia catalogue of eclipsing binary candidates released in Gaia DR3, describe its content, provide tips for its usage, estimate its quality, and show illustrative samples. The catalogue contains 2,184,477 sources with G…

Solar and Stellar Astrophysics · Physics 2023-06-21 N. Mowlavi , B. Holl , I. Lecœur-Taïbi , F. Barblan , A. Kochoska , A. Prša , T. Mazeh , L. Rimoldini , P. Gavras , M. Audard , G. Jevardat de Fombelle , K. Nienartowicz , P. Garcia-Lario , L. Eyer

Gaia Data Release 2. Summary of the contents and survey properties

We present the second Gaia data release, Gaia DR2, consisting of astrometry, photometry, radial velocities, and information on astrophysical parameters and variability, for sources brighter than magnitude 21. In addition epoch astrometry…

Astrophysics of Galaxies · Physics 2018-08-22 Gaia Collaboration , A. G. A. Brown , A. Vallenari , T. Prusti , J. H. J. de Bruijne , C. Babusiaux , C. A. L. Bailer-Jones

Gaia Data Release 2: Observational Hertzsprung-Russell diagrams

We highlight the power of the Gaia DR2 in studying many fine structures of the Hertzsprung-Russell diagram (HRD). Gaia allows us to present many different HRDs, depending in particular on stellar population selections. We do not aim here…

Solar and Stellar Astrophysics · Physics 2018-08-15 Gaia Collaboration , C. Babusiaux , F. van Leeuwen , M. A. Barstow , C. Jordi , A. Vallenari , D. Bossini , A. Bressan , T. Cantat-Gaudin , M. van Leeuwen , A. G. A. Brown , T. Prusti , J. H. J. de Bruijne , C. A. L. Bailer-Jones , M. Biermann , D. W. Evans , L. Eyer , F. Jansen , S. A. Klioner , U. Lammers , L. Lindegren , X. Luri , F. Mignard , C. Panem , D. Pourbaix , S. Randich , P. Sartoretti , H. I. Siddiqui , C. Soubiran , N. A. Walton , F. Arenou , U. Bastian , M. Cropper , R. Drimmel , D. Katz , M. G. Lattanzi , J. Bakker , C. Cacciari , J. Castañeda , L. Chaoul , N. Cheek , F. DeAngeli , C. Fabricius , R. Guerra , B. Holl , E. Masana , R. Messineo , N. Mowlavi , K. Nienartowicz , P. Panuzzo , J. Portell , M. Riello , G. M. Seabroke , P. Tanga , F. Thévenin , G. Gracia-Abril , G. Comoretto , M. Garcia-Reinaldos , D. Teyssier , M. Altmann , R. Andrae , M. Audard , I. Bellas-Velidis , K. Benson , J. Berthier , R. Blomme , P. Burgess , G. Busso , B. Carry , A. Cellino , G. Clementini , M. Clotet , O. Creevey , M. Davidson , J. DeRidder , L. Delchambre , A. Dell'Oro , C. Ducourant , J. Fernández-Hernández , M. Fouesneau , Y. Frémat , L. Galluccio , M. García-Torres , J. González-Núñez , J. J. González-Vidal , E. Gosset , L. P. Guy , J. -L. Halbwachs , N. C. Hambly , D. L. Harrison , J. Hernández , D. Hestroffer , S. T. Hodgkin , A. Hutton , G. Jasniewicz , A. Jean-Antoine-Piccolo , S. Jordan , A. J. Korn , A. Krone-Martins , A. C. Lanzafame , T. Lebzelter , W. Löffler , M. Manteiga , P. M. Marrese , J. M. Martín-Fleitas , A. Moitinho , A. Mora , K. Muinonen , J. Osinde , E. Pancino , T. Pauwels , J. -M. Petit , A. Recio-Blanco , P. J. Richards , L. Rimoldini , A. C. Robin , L. M. Sarro , C. Siopis , M. Smith , A. Sozzetti , M. Süveges , J. Torra , W. vanReeven , U. Abbas , A. Abreu Aramburu , S. Accart , C. Aerts , G. Altavilla , M. A. Álvarez , R. Alvarez , J. Alves , R. I. Anderson , A. H. Andrei , E. Anglada Varela , E. Antiche , T. Antoja , B. Arcay , T. L. Astraatmadja , N. Bach , S. G. Baker , L. Balaguer-Núñez , P. Balm , C. Barache , C. Barata , D. Barbato , F. Barblan , P. S. Barklem , D. Barrado , M. Barros , S. Bartholomé Muñoz , J. -L. Bassilana , U. Becciani , M. Bellazzini , A. Berihuete , S. Bertone , L. Bianchi , O. Bienaymé , S. Blanco-Cuaresma , T. Boch , C. Boeche , A. Bombrun , R. Borrachero , S. Bouquillon , G. Bourda , A. Bragaglia , L. Bramante , M. A. Breddels , N. Brouillet , T. Brüsemeister , E. Brugaletta , B. Bucciarelli , A. Burlacu , D. Busonero , A. G. Butkevich , R. Buzzi , E. Caffau , R. Cancelliere , G. Cannizzaro , R. Carballo , T. Carlucci , J. M. Carrasco , L. Casamiquela , M. Castellani , A. Castro-Ginard , P. Charlot , L. Chemin , A. Chiavassa , G. Cocozza , G. Costigan , S. Cowell , F. Crifo , M. Crosta , C. Crowley , J. Cuypers , C. Dafonte , Y. Damerdji , A. Dapergolas , P. David , M. David , P. deLaverny , F. DeLuise , R. DeMarch , D. deMartino , R. deSouza , A. deTorres , J. Debosscher , E. delPozo , M. Delbo , A. Delgado , H. E. Delgado , S. Diakite , C. Diener , E. Distefano , C. Dolding , P. Drazinos , J. Durán , B. Edvardsson , H. Enke , K. Eriksson , P. Esquej , G. Eynard Bontemps , C. Fabre , M. Fabrizio , S. Faigler , A. J. Falcão , M. Farràs Casas , L. Federici , G. Fedorets , P. Fernique , F. Figueras , F. Filippi , K. Findeisen , A. Fonti , E. Fraile , M. Fraser , B. Frézouls , M. Gai , S. Galleti , D. Garabato , F. García-Sedano , A. Garofalo , N. Garralda , A. Gavel , P. Gavras , J. Gerssen , R. Geyer , P. Giacobbe , G. Gilmore , S. Girona , G. Giuffrida , F. Glass , M. Gomes , M. Granvik , A. Gueguen , A. Guerrier , J. Guiraud , R. Gutiérrez-Sánchez , R. Haigron , D. Hatzidimitriou , M. Hauser , M. Haywood , U. Heiter , A. Helmi , J. Heu , T. Hilger , D. Hobbs , W. Hofmann , G. Holland , H. E. Huckle , A. Hypki , V. Icardi , K. Janßen , G. JevardatdeFombelle , P. G. Jonker , Á. L. Juhász , F. Julbe , A. Karampelas , A. Kewley , J. Klar , A. Kochoska , R. Kohley , K. Kolenberg , M. Kontizas , E. Kontizas , S. E. Koposov , G. Kordopatis , Z. Kostrzewa-Rutkowska , P. Koubsky , S. Lambert , A. F. Lanza , Y. Lasne , J. -B. Lavigne , Y. LeFustec , C. LePoncin-Lafitte , Y. Lebreton , S. Leccia , N. Leclerc , I. Lecoeur-Taibi , H. Lenhardt , F. Leroux , S. Liao , E. Licata , H. E. P. Lindstrøm , T. A. Lister , E. Livanou , A. Lobel , M. López , S. Managau , R. G. Mann , G. Mantelet , O. Marchal , J. M. Marchant , M. Marconi , S. Marinoni , G. Marschalkó , D. J. Marshall , M. Martino , G. Marton , N. Mary , D. Massari , G. Matijevič , T. Mazeh , P. J. McMillan , S. Messina , D. Michalik , N. R. Millar , D. Molina , R. Molinaro , L. Molnár , P. Montegriffo , R. Mor , R. Morbidelli , T. Morel , D. Morris , A. F. Mulone , T. Muraveva , I. Musella , G. Nelemans , L. Nicastro , L. Noval , W. O'Mullane , C. Ordénovic , D. Ordóñez-Blanco , P. Osborne , C. Pagani , I. Pagano , F. Pailler , H. Palacin , L. Palaversa , A. Panahi , M. Pawlak , A. M. Piersimoni , F. -X. Pineau , E. Plachy , G. Plum , E. Poggio , E. Poujoulet , A. Prša , L. Pulone , E. Racero , S. Ragaini , N. Rambaux , M. Ramos-Lerate , S. Regibo , C. Reylé , F. Riclet , V. Ripepi , A. Riva , A. Rivard , G. Rixon , T. Roegiers , M. Roelens , M. Romero-Gómez , N. Rowell , F. Royer , L. Ruiz-Dern , G. Sadowski , T. Sagristà Sellés , J. Sahlmann , J. Salgado , E. Salguero , N. Sanna , T. Santana-Ros , M. Sarasso , H. Savietto , M. Schultheis , E. Sciacca , M. Segol , J. C. Segovia , D. Ségransan , I-C. Shih , L. Siltala , A. F. Silva , R. L. Smart , K. W. Smith , E. Solano , F. Solitro , R. Sordo , S. SoriaNieto , J. Souchay , A. Spagna , F. Spoto , U. Stampa , I. A. Steele , H. Steidelmüller , C. A. Stephenson , H. Stoev , F. F. Suess , J. Surdej , L. Szabados , E. Szegedi-Elek , D. Tapiador , F. Taris , G. Tauran , M. B. Taylor , R. Teixeira , D. Terrett , P. Teyssandier , W. Thuillot , A. Titarenko , F. TorraClotet , C. Turon , A. Ulla , E. Utrilla , S. Uzzi , M. Vaillant , G. Valentini , V. Valette , A. vanElteren , E. Van Hemelryck , M. Vaschetto , A. Vecchiato , J. Veljanoski , Y. Viala , D. Vicente , S. Vogt , C. vonEssen , H. Voss , V. Votruba , S. Voutsinas , G. Walmsley , M. Weiler , O. Wertz , T. Wevers , Ł. Wyrzykowski , A. Yoldas , M. Žerjal , H. Ziaeepour , J. Zorec , S. Zschocke , S. Zucker , C. Zurbach , T. Zwitter

Uniform characterisation of an ensemble of main-sequence benchmark stars: effect of Gaia-based data on grid search models

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

Towards a library of synthetic galaxy spectra and preliminary results of classification and parametrization of unresolved galaxies for Gaia - II

This paper is the second in a series, implementing a classification system for Gaia observations of unresolved galaxies. Our goals are to determine spectral classes and estimate intrinsic astrophysical parameters via synthetic templates.…

Astrophysics of Galaxies · Physics 2015-05-13 P. Tsalmantza , M. Kontizas , B. Rocca-Volmerange , C. A. L. Bailer-Jones , E. Kontizas , I. Bellas-Velidis , E. Livanou , R. Korakitis , A. Dapergolas , A. Vallenari , M. Fioc

The Gaia-ESO Survey: Tracing interstellar extinction

Large spectroscopic surveys have enabled in the recent years the computation of three-dimensional interstellar extinction maps thanks to accurate stellar atmospheric parameters and line-of-sight distances. Such maps are complementary to 3D…

Astrophysics of Galaxies · Physics 2015-05-06 M. Schultheis , G. Kordopatis , A. Recio-Blanco , P. de Laverny , V. Hill , G. Gilmore , E. J. Alfaro , M. T. Costado , T. Bensby , F. Damiani , S. Feltzing , E. Flaccomio , C. Lardo , P. Jofre , L. Prisinzano , S. Zaggia , F. Jimenez-Esteban , L. Morbidelli , A. C. Lanzafame , A. Hourihane , C. Worley , P. Francois

Stellar variability in Gaia DR3. I. Three-band photometric dispersions for 145 million sources

CONTEXT: The unparalleled characteristics of Gaia photometry make it an excellent choice to study stellar variability. AIMS: To measure the phot. dispersion in G+G_BP+G_RP of the 145 677 450 Gaia DR3 5-parameter sources with G <= 17 mag and…

Solar and Stellar Astrophysics · Physics 2023-09-20 J. Maíz Apellániz , G. Holgado , M. Pantaleoni González , J. A. Caballero

Gaia's revolution in stellar variability

Stellar variability studies are now reaching a completely new level thanks to ESA's Gaia mission, which enables us to locate many variable stars in the Hertzsprung-Russell diagram and determine the various instability strips/bands.…

Solar and Stellar Astrophysics · Physics 2019-12-18 L. Eyer , L. Rimoldini , L. Rohrbasser , B. Holl , M. Audard , D. W. Evans , P. Garcia-Lario , P. Gavras , G. Clementini , S. T. Hodgkin , G. Jevardat de Fombelle , A. C. Lanzafame , T. Lebzelter , I. Lecoeur-Taibi , N. Mowlavi , K. Nienartowicz , V. Ripepi , L. Wyrzykowski

Variability in hot sub-luminous stars and binaries: Machine-learning analysis of Gaia DR3 multi-epoch photometry

Hot sub-luminous stars represent a population of stripped and evolved red giants that is located on the extreme horizontal branch. Since they exhibit a wide range of variability due to pulsations or binary interactions, it is crucial to…

Solar and Stellar Astrophysics · Physics 2025-01-29 P. Ranaivomanana , M. Uzundag , C. Johnston , P. J. Groot , T. Kupfer , C. Aerts

Galactic astronomy and small telescopes

The second data release of ESA's Gaia satellite (Gaia DR2) revolutionised astronomy by providing accurate distances, proper motions, apparent magnitudes, and in many cases temperatures and radial velocities for an unprecedented number of…

Instrumentation and Methods for Astrophysics · Physics 2018-12-18 Tomaž Zwitter

Mapping the Stellar Halo with the H3 Spectroscopic Survey

Modern theories of galaxy formation predict that the Galactic stellar halo was hierarchically assembled from the accretion and disruption of smaller systems. This hierarchical assembly is expected to produce a high degree of structure in…

Astrophysics of Galaxies · Physics 2019-10-02 Charlie Conroy , Ana Bonaca , Phillip Cargile , Benjamin D. Johnson , Nelson Caldwell , Rohan P. Naidu , Dennis Zaritsky , Daniel Fabricant , Sean Moran , Jaehyon Rhee , Andrew Szentgyorgyi

Estimating Initial Mass of Gaia-Enceladus Dwarf Galaxy with Chemical Evolution Model

This work investigates the initial mass and chemical evolution history of the Gaia-Enceladus dwarf galaxy. We combine spectroscopic data from APOGEE with astrometric data from Gaia DR3 to identify Gaia-Enceladus candidate stars via a…

Astrophysics of Galaxies · Physics 2025-08-21 Olcay Plevne , Furkan Akbaba

Variability Analysis: Detection and Classification

Gaia mission will offer an exceptional opportunity to perform variability studies. The data homogeneity, its optimised photometric systems, composed of 11 medium and 4-5 broad bands, the high photometric precision in G band of one milli-mag…

Astrophysics · Physics 2007-05-23 Laurent Eyer

The Gaia-ESO Survey: Spectroscopic-asteroseismic analysis of K2 stars in Gaia-ESO

The extensive stellar spectroscopic datasets that are available for studies in Galactic Archeaology thanks to, for example, the Gaia-ESO Survey, now benefit from having a significant number of targets that overlap with asteroseismology…

Solar and Stellar Astrophysics · Physics 2020-11-11 C. C. Worley , P. Jofre , B. Rendle , A. Miglio , L. Magrini , D. Feuillet , A. Gavel , R. Smiljanic , K. Lind , A. Korn , G. Gilmore , S. Randich , A. Hourihane , A. Gonneau , P. Francois , J. Lewis , G. Sacco , A. Bragaglia , U. Heiter , S. Feltzing , T. Bensby , M. Irwin , E. Gonzalez Solares , D. Murphy , A. Bayo , L. Sbordone , T. Zwitter , A. C. Lanzafame , N. Walton , S. Zaggia , E. J. Alfaro , L. Morbidelli , S. Sousa , L. Monaco , G. Carraro , C. Lardo

SPECIES I: Spectroscopic Parameters and atmosphEric ChemIstriEs of Stars

The detection and subsequent characterisation of exoplanets are intimately linked to the characteristics of their host star. Therefore, it is necessary to study the star in detail in order to understand the formation history and…

Solar and Stellar Astrophysics · Physics 2018-07-18 M. G. Soto , J. S. Jenkins

Completeness of the Gaia-verse III: using hidden states to infer gaps, detection efficiencies and the scanning law from the DR2 light curves

The completeness of the Gaia catalogues heavily depends on the status of that space telescope through time. Stars are only published with each of the astrometric, photometric and spectroscopic data products if they are detected a minimum…

Astrophysics of Galaxies · Physics 2020-12-16 Douglas Boubert , Andrew Everall , Jack Fraser , Amery Gration , Berry Holl

Systematic investigation of chemical abundances derived using IR spectra obtained with GIANO

Detailed chemical abundances of Galactic stars are needed in order to improve our knowledge of the formation and evolution of our galaxy, the Milky Way. We took advantage of the GIANO archive spectra to select a sample of Galactic disc…

Solar and Stellar Astrophysics · Physics 2019-01-30 E. Caffau , P. Bonifacio , E. Oliva , S. Korotin , L. Capitanio , S. Andrievsky , R. Collet , L. Sbordone , S. Duffau , N. Sanna , L. Origlia , N. Ryde , H. -G. Ludwig

The Gaia-Kepler Stellar Properties Catalog. I. Homogeneous Fundamental Properties for 186,301 Kepler Stars

An accurate and precise Kepler Stellar Properties Catalog is essential for the interpretation of the Kepler exoplanet survey results. Previous Kepler Stellar Properties Catalogs have focused on reporting the best-available parameters for…

Solar and Stellar Astrophysics · Physics 2020-06-04 Travis A. Berger , Daniel Huber , Jennifer L. van Saders , Eric Gaidos , Jamie Tayar , Adam L. Kraus

Stellar parameters, extinction, and distances for stars in SMSS DR2 by SPar method

The availability of large datasets containing stellar parameters, distances, and extinctions for stars in the Milky Way, particularly within the Galactic disk, is essential for advancing our understanding of the Galaxy's stellar…

Astrophysics of Galaxies · Physics 2025-04-03 Mingxu Sun , Bingqiu Chen , Baokun Sun , Tao Wang , Zheng Yu , Baisong Zhang , Lin Zhang , Yuxi Bao , Guangya Zeng , Ming Yang , Wenyuan Cui