activity
20132024
most citedObservation of a Large-scale Anisotropy in the Arrival Directions of Cosmic Rays above eV

409 citations · 4.1k across the 42 of their papers we have counts for

collaborators

43 papers

astro-ph.SR2024★ 32 cited

Transferring spectroscopic stellar labels to 217 million Gaia DR3 XP stars with SHBoost

A. Khalatyan, F. Anders, C. Chiappini +14

In this paper, we explore the feasibility of using machine learning regression as a method of extracting basic stellar parameters and line-of-sight extinctions from spectro-photome…

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.EP2023★ 23 cited

Gaia Focused Product Release: Asteroid orbital solution. Properties and assessment

Gaia Collaboration, P. David, F. Mignard +2

Context. We report the exploitation of a sample of epoch astrometry for 157 000 asteroids, the same object in the Gaia Data Release 3, extended over the time coverage planned for t…

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.GA2022★ 83 cited

Gaia DR3: Apsis III -- Non-stellar content and source classification

L. Delchambre, C. A. L. Bailer-Jones, I. Bellas-Velidis +78

Context. As part of the third Gaia data release, we present the contributions of the non-stellar and classification modules from the eighth coordination unit (CU8) of the Data Proc…

astro-ph.SR2022★ 208 cited

Gaia Data Release 3: Analysis of the Gaia BP/RP spectra using the General Stellar Parameterizer from Photometry

R. Andrae, M. Fouesneau, R. Sordo +80

We present the General Stellar Parameterizer from Photometry (GSP-Phot), which is part of the astrophysical parameters inference system (Apsis). GSP-Phot is designed to produce a h…

astro-ph.SR2022★ 163 cited

Gaia Data Release 3: Apsis II -- Stellar Parameters

M. Fouesneau, Y. Frémat, R. Andrae +78

The third Gaia data release contains, beyond the astrometry and photometry, dispersed light for hundreds of millions of sources from the Gaia prism spectra (BP and RP) and the spec…

astro-ph.GA2022★ 223 cited

Gaia Data Release 3: Astrophysical parameters inference system (Apsis) I -- methods and content overview

O. L. Creevey, R. Sordo, F. Pailler +86

Gaia Data Release 3 contains a wealth of new data products for the community. Astrophysical parameters are a major component of this release. They were produced by the Astrophysica…

astro-ph.SR2022★ 30 cited

Gaia Data Release 3. Stellar chromospheric activity and mass accretion from Ca II IRT observed by the Radial Velocity Spectrometer

A. C. Lanzafame, E. Brugaletta, Y. Frémat +82

The Gaia Radial Velocity Spectrometer provides the unique opportunity of a spectroscopic analysis of millions of stars at medium-resolution in the near-infrared. This wavelength ra…

astro-ph.GA2022★ 252 cited

Gaia Data Release 3: Analysis of RVS spectra using the General Stellar Parametriser from spectroscopy

A. Recio-Blanco, P. de Laverny, P. A. Palicio +77

The chemo-physical parametrisation of stellar spectra is essential for understanding the nature and evolution of stars and of Galactic stellar populations. Gaia DR3 contains the pa…

hep-ex2021★ 86 cited

Measurement of the fluctuations in the number of muons in extensive air showers with the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +365

We present the first measurement of the fluctuations in the number of muons in extensive air showers produced by ultrahigh energy cosmic rays. We find that the measured fluctuation…

astro-ph.HE2020★ 164 cited

Features of the energy spectrum of cosmic rays above eV using the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +380

We report a measurement of the energy spectrum of cosmic rays above eV based on events. New results are presented: at about eV…

astro-ph.HE2020★ 213 cited

Measurement of the cosmic-ray energy spectrum above eV using the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +380

We report a measurement of the energy spectrum of cosmic rays for energies above eV based on 215,030 events recorded with zenith angles below . A k…

astro-ph.IM2020★ 30 cited

Reconstruction of Events Recorded with the Surface Detector of the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +378

Cosmic rays arriving at Earth collide with the upper parts of the atmosphere, thereby inducing extensive air showers. When secondary particles from the cascade arrive at the ground…

astro-ph.IM2020★ 7 cited

Studies on the response of a water-Cherenkov detector of the Pierre Auger Observatory to atmospheric muons using an RPC hodoscope

The Pierre Auger Collaboration, A. Aab, P. Abreu +375

Extensive air showers, originating from ultra-high energy cosmic rays, have been successfully measured through the use of arrays of water-Cherenkov detectors (WCDs). Sophisticated…

astro-ph.HE2020★ 12 cited

Search for magnetically-induced signatures in the arrival directions of ultra-high-energy cosmic rays measured at the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +372

We search for signals of magnetically-induced effects in the arrival directions of ultra-high-energy cosmic rays detected at the Pierre Auger Observatory. We apply two different me…

astro-ph.HE2020★ 74 cited

Cosmic-ray anisotropies in right ascension measured by the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +373

We present measurements of the large-scale cosmic-ray anisotropies in right ascension, using data collected by the surface detector array of the Pierre Auger Observatory over more…

astro-ph.HE2019★ 46 cited

The Pierre Auger Observatory: Contributions to the 36th International Cosmic Ray Conference (ICRC 2019)

The Pierre Auger Collaboration, A. Aab, P. Abreu +383

Contributions of the Pierre Auger Collaboration to the 36th International Cosmic Ray Conference (ICRC 2019), 24 July - 1 August 2019, Madison, Wisconsin, USA.

astro-ph.HE2019★ 108 cited

Probing the origin of ultra-high-energy cosmic rays with neutrinos in the EeV energy range using the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +389

Neutrinos with energies above eV are detectable with the Surface Detector Array of the Pierre Auger Observatory. The identification is efficiently performed for neutrinos…

astro-ph.HE2019★ 54 cited

Limits on point-like sources of ultra-high-energy neutrinos with the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +389

With the Surface Detector array (SD) of the Pierre Auger Observatory we can detect neutrinos with energy between eV and eV from point-like sources across the…

astro-ph.HE2018★ 25 cited

Measurement of the average shape of longitudinal profiles of cosmic-ray air showers at the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +385

The profile of the longitudinal development of showers produced by ultra-high energy cosmic rays carries information related to the interaction properties of the primary particles…

astro-ph.HE2018★ 133 cited

Large-scale cosmic-ray anisotropies above 4 EeV measured by the Pierre Auger Observatory

The Pierre Auger Collaboration, A. Aab, P. Abreu +374

We present a detailed study of the large-scale anisotropies of cosmic rays with energies above 4 EeV measured using the Pierre Auger Observatory. For the energy bins [4,8] EeV and…