activity
20002026
most citedGaia Data Release 2. Summary of the contents and survey properties

8.6k citations · 15.5k across the 30 of their papers we have counts for

collaborators

30 papers

astro-ph.SR2026★ 1 cited

Gaia DR3 high radial velocity stars: Genuine fast-moving objects or outliers?

D. Katz, A. Gómez, E. Caffau +39

The third Gaia data release includes 33.8 million radial velocity measurements, extending to a magnitude of G_RVS = 14. To reach this magnitude limit, spectra were processed down t…

astro-ph.GA2024★ 129 cited

Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry

Gaia Collaboration, P. Panuzzo, T. Mazeh +412

Gravitational waves from black-hole merging events have revealed a population of extra-galactic BHs residing in short-period binaries with masses that are higher than expected base…

astro-ph.SR2023★ 16 cited

Gaia Focused Product Release: Sources from Service Interface Function image analysis -- Half a million new sources in omega Centauri

Gaia Collaboration, K. Weingrill, A. Mints +400

Gaia's readout window strategy is challenged by very dense fields in the sky. Therefore, in addition to standard Gaia observations, full Sky Mapper (SM) images were recorded for ni…

astro-ph.GA2023★ 7 cited

Gaia Focused Product Release: A catalogue of sources around quasars to search for strongly lensed quasars

Gaia Collaboration, A. Krone-Martins, C. Ducourant +398

Context. Strongly lensed quasars are fundamental sources for cosmology. The Gaia space mission covers the entire sky with the unprecedented resolution of " in the optical, ma…

astro-ph.SR2023

Gaia Focused Product Release: Radial velocity time series of long-period variables

Gaia Collaboration, M. Trabucchi, N. Mowlavi +403

The third Gaia Data Release (DR3) provided photometric time series of more than 2 million long-period variable (LPV) candidates. Anticipating the publication of full radial-velocit…

astro-ph.SR2022★ 47 cited

Gaia Data Release 3: Properties of the line broadening parameter derived with the Radial Velocity Spectrometer (RVS)

Y. Frémat, F. Royer, O. Marchal +38

The third release of the Gaia catalogue contains the radial velocities for 33,812,183 stars having effective temperatures ranging from 3100 K to 14,500 K. The measurements are base…

astro-ph.GA2022★ 358 cited

Gaia Data Release 3 Properties and validation of the radial velocities

D. Katz, P. Sartoretti, A. Guerrier +47

Gaia Data Release 3 (Gaia DR3) contains the second release of the combined radial velocities. It is based on the spectra collected during the first 34 months of the nominal mission…

astro-ph.GA2022★ 34 cited

Gaia Data Release 3: G_RVS photometry from the RVS spectra

P. Sartoretti, O. Marchal, C. Babusiaux +38

Gaia Data Release 3 (DR3) contains the first release of magnitudes estimated from the integration of Radial Velocity Spectrometer (RVS) spectra for a sample of about 32.2 million s…

astro-ph.SR2022★ 39 cited

Gaia Data Release 3: Hot-star radial velocities

R. Blomme, Y. Fremat, P. Sartoretti +38

The second Gaia data release, DR2, contained radial velocities of stars with effective temperatures up to Teff = 6900 K. The third data release, Gaia DR3, extends this up to Teff =…

astro-ph.GA2022★ 4 cited

Solid confirmation of the broad DIB around 864.8 nm using stacked Gaia-RVS spectra

H. Zhao, M. Schultheis, T. Zwitter +26

Studies of the correlation between different diffuse interstellar bands (DIBs) are important for exploring their origins. However, the Gaia-RVS spectral window between 846 and 870…

astro-ph.GA2021★ 48 cited

Gaia Early Data Release 3: Updated radial velocities from Gaia DR2

G. Seabroke, C. Fabricius, D. Teyssier +40

Gaia's Early Third Data Release (EDR3) does not contain new radial velocities because these will be published in Gaia's full third data release (DR3), expected in the first half of…

astro-ph.GA2021★ 13 cited

Gaia Early Data Release 3: Structure and properties of the Magellanic Clouds

Gaia Collaboration, X. Luri, L. Chemin +417

We compare the Gaia DR2 and Gaia EDR3 performances in the study of the Magellanic Clouds and show the clear improvements in precision and accuracy in the new release. We also show…

astro-ph.GA2021★ 99 cited

Gaia Early Data Release 3: The Galactic anticentre

Gaia Collaboration, T. Antoja, P. McMillan +417

We aim to demonstrate the scientific potential of the Gaia Early Data Release 3 (EDR3) for the study of the Milky Way structure and evolution. We used astrometric positions, proper…

astro-ph.SR2020★ 340 cited

Gaia Early Data Release 3: The Gaia Catalogue of Nearby Stars

Gaia Collaboration, R. L. Smart, L. M. Sarro +420

We produce a clean and well-characterised catalogue of objects within 100\,pc of the Sun from the \G\ Early Data Release 3. We characterise the catalogue through comparisons to the…

astro-ph.GA2020★ 112 cited

Gaia Early Data Release 3: Acceleration of the solar system from Gaia astrometry

Gaia Collaboration, S. A. Klioner, F. Mignard +414

Context. Gaia Early Data Release 3 (Gaia EDR3) provides accurate astrometry for about 1.6 million compact (QSO-like) extragalactic sources, 1.2 million of which have the best-quali…

astro-ph.GA2018★ 8.6k cited

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

Gaia Collaboration, A. G. A. Brown, A. Vallenari +4

We present the second Gaia data release, Gaia DR2, consisting of astrometry, photometry, radial velocities, and information on astrophysical parameters and variability, for sources…

astro-ph.IM2018★ 20 cited

Gaia Data Release 2. Short-timescale variability processing and analysis

M. Roelens, L. Eyer, N. Mowlavi +13

The Gaia DR2 sample of short-timescale variable candidates results from the investigation of the first 22 months of Gaia photometry for a subsample of sources at the Gaia faint end…

astro-ph.EP2018★ 102 cited

Gaia Data Release 2: Observations of solar system objects

Gaia Collaboration, F. Spoto, P. Tanga +4

The Gaia spacecraft of the European Space Agency (ESA) has been securing observations of solar system objects (SSOs) since the beginning of its operations. Gaia Data Release 2 (DR2…

astro-ph.IM2018★ 211 cited

Gaia Data Release 2: Properties and validation of the radial velocities

D. Katz, P. Sartoretti, M. Cropper +51

For Gaia DR2 (GDR2), 280 million spectra, collected by the RVS instrument on-board Gaia, were processed and median radial velocities were derived for 9.8 million sources brighter t…

astro-ph.GA2018★ 148 cited

Gaia Data Release 2: Processing the spectroscopic data

P. Sartoretti, D. Katz, M. Cropper +50

The Gaia Data Release 2 contains the 1st release of radial velocities complementing the kinematic data of a sample of about 7 million relatively bright, late-type stars. Aims: This…

astro-ph.GA2018★ 170 cited

Gaia Data Release 2: The catalogue of radial velocity standard stars

C. Soubiran, G. Jasniewicz, L. Chemin +39

Aims. The Radial Velocity Spectrometer (RVS) on board the ESA satellite mission Gaia has no calibration device. Therefore, the radial velocity zero point needs to be calibrated wit…

astro-ph.IM2018★ 243 cited

Gaia Radial Velocity Spectrometer

M. Cropper, D. Katz, P. Sartoretti +40

This paper presents the specification, design, and development of the Radial Velocity Spectrometer (RVS) on the European Space Agency's Gaia mission. Starting with the rationale fo…

astro-ph.SR2018

Gaia Data Release 2: Observational Hertzsprung-Russell diagrams

Gaia Collaboration, C. Babusiaux, F. van Leeuwen +450

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 partic…

astro-ph.IM2018★ 756 cited

Gaia Data Release 2: Photometric content and validation

D. W. Evans, M. Riello, F. De Angeli +9

Aims. We describe the photometric content of the second data release of the Gaia project (Gaia DR2) and its validation along with the quality of the data. Methods. The validation w…