activity
19992026
most citedGaia Data Release 2. Summary of the contents and survey properties

8.6k citations · 12.6k across the 72 of their papers we have counts for

collaborators
Showing astro-ph.IMShow all

29 papers · 1 filter

astro-ph.IM2026

Euclid: An automated system to match Rubin transient alerts to Euclid observations

C. Duffy, I. M. Hook, C. M. Gutierrez +150

The Vera C. Rubin observatory is expected to produce 10 million transient alerts per night in ugrizy filters, whilst Euclid is a visible to near-infrared space telescope engaged in…

astro-ph.IM2026

Euclid. Properties and performance of the NISP signal estimator

Euclid Collaboration, F. Cogato, B. Kubik +292

The Euclid spacecraft, located at the second Lagrangian point of the Sun-Earth system, hosts the Near-Infrared Spectrometer and Photometer (NISP) instrument. NISP is equipped with…

astro-ph.IM2025

Euclid Structural-Thermal-Optical Performance

Euclid Collaboration, A. Anselmi, R. Laureijs +290

The Euclid system performance is defined in terms of image quality metrics tuned to the weak gravitational lensing (WL) cosmological probe. WL induces stringent requirements on the…

astro-ph.IM2025★ 2 cited

Euclid preparation. Overview of Euclid infrared detector performance from ground tests

Euclid Collaboration, B. Kubik, R. Barbier +341

The paper describes the objectives, design and findings of the pre-launch ground characterisation campaigns of the Euclid infrared detectors. The pixel properties, including baseli…

astro-ph.IM2025★ 2 cited

Euclid VI. NISP-P optical ghosts

Euclid Collaboration, K. Paterson, M. Schirmer +309

The Near-Infrared Spectrometer and Photometer (NISP) onboard Euclid includes several optical elements in its path, which introduce artefacts into the data from non-nominal light pa…

astro-ph.IM2025

Performance of the image persistence model for Euclid infrared detectors

B. Kubik, R. Barbier, G. Smadja +99

Large-format infrared detectors are at the heart of major ground and space-based astronomical instruments, and the HgCdTe HxRG is the most widely used. The Near Infrared Spectromet…

astro-ph.IM2025

Euclid preparation: The NISP spectroscopy channel, on ground performance and calibration

Euclid Collaboration, W. Gillard, T. Maciaszek +356

ESA's Euclid cosmology mission relies on the very sensitive and accurately calibrated spectroscopy channel of the Near-Infrared Spectrometer and Photometer (NISP). With three opera…

astro-ph.IM2025

Euclid: Detecting Solar System objects in Euclid images and classifying them using Kohonen self-organising maps

A. A. Nucita, L. Conversi, A. Verdier +141

The ESA Euclid mission will survey more than 14,000 deg of the sky in visible and near-infrared wavelengths, mapping the extra-galactic sky to constrain our cosmological model…

astro-ph.IM2024★ 45 cited

Euclid: Early Release Observations -- Programme overview and pipeline for compact- and diffuse-emission photometry

J. -C. Cuillandre, E. Bertin, M. Bolzonella +260

The Euclid ERO showcase Euclid's capabilities in advance of its main mission, targeting 17 astronomical objects, from galaxy clusters, nearby galaxies, globular clusters, to star-f…

astro-ph.IM2024★ 114 cited

Euclid. III. The NISP Instrument

Euclid Collaboration, K. Jahnke, W. Gillard +434

The Near-Infrared Spectrometer and Photometer (NISP) on board the Euclid satellite provides multiband photometry and R>=450 slitless grism spectroscopy in the 950-2020nm wavelength…

astro-ph.IM2024★ 6 cited

Euclid. IV. The NISP Calibration Unit

Euclid Collaboration, F. Hormuth, K. Jahnke +332

The near-infrared calibration unit (NI-CU) on board Euclid's Near-Infrared Spectrometer and Photometer (NISP) is the first astronomical calibration lamp based on light-emitting dio…

astro-ph.IM2024★ 103 cited

Euclid. II. The VIS Instrument

Euclid Collaboration, M. S. Cropper, A. Al-Bahlawan +432

This paper presents the specification, design, and development of the Visible Camera (VIS) on the ESA Euclid mission. VIS is a large optical-band imager with a field of view of 0.5…

astro-ph.IM2023★ 10 cited

Euclid preparation. XXIX. Water ice in spacecraft part I: The physics of ice formation and contamination

Euclid Collaboration, M. Schirmer, K. Thürmer +218

Molecular contamination is a well-known problem in space flight. Water is the most common contaminant and alters numerous properties of a cryogenic optical system. Too much ice mea…

astro-ph.IM2022

The PAU Survey & Euclid: Improving broad-band photometric redshifts with multi-task learning

L. Cabayol, M. Eriksen, J. Carretero +123

Current and future imaging surveys require photometric redshifts (photo-zs) to be estimated for millions of galaxies. Improving the photo-z quality is a major challenge but is need…

astro-ph.IM2021★ 43 cited

Euclid preparation: XVI. Exploring the ultra low-surface brightness Universe with Euclid/VIS

A. S. Borlaff, P. Gómez-Alvarez, B. Altieri +180

While Euclid is an ESA mission specifically designed to investigate the nature of Dark Energy and Dark Matter, the planned unprecedented combination of survey area ( d…

astro-ph.IM2021★ 27 cited

Ariel: Enabling planetary science across light-years

Giovanna Tinetti, Paul Eccleston, Carole Haswell +313

Ariel, the Atmospheric Remote-sensing Infrared Exoplanet Large-survey, was adopted as the fourth medium-class mission in ESA's Cosmic Vision programme to be launched in 2029. Durin…

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.IM2018★ 38 cited

Gaia Data Release 2. Calibration and mitigation of electronic offset effects in the data

N. C. Hambly, M. Cropper, S. Boudreault +30

The European Space Agency Gaia satellite was launched into orbit around L2 in December 2013. This ambitious mission has strict requirements on residual systematic errors resulting…

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.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…

astro-ph.IM2016★ 97 cited

The Euclid mission design

Giuseppe D Racca, Rene Laureijs, Luca Stagnaro +39

Euclid is a space-based optical/near-infrared survey mission of the European Space Agency (ESA) to investigate the nature of dark energy, dark matter and gravity by observing the g…

astro-ph.IM2016★ 29 cited

On-orbit performance of the Gaia CCDs at L2

C. Crowley, R. Kohley, N. C. Hambly +19

The European Space Agency's Gaia satellite was launched into orbit around L2 in December 2013 with a payload containing 106 large-format scientific CCDs. The primary goal of the mi…

astro-ph.IM2016

Radiation effects on the Gaia CCDs after 30 months at L2

Cian Crowley, Asier Abreu, Ralf Kohley +2

Since the launch of ESA's Gaia satellite in December 2013, the 106 large-format scientific CCDs onboard have been operating at L2. Due to a combination of the high-precision measur…

astro-ph.IM2015★ 30 cited

How well can Charge Transfer Inefficiency be corrected? A parameter sensitivity study for iterative correction

Holger Israel, Richard Massey, Thibaut Prod'homme +9

Radiation damage to space-based Charge-Coupled Device (CCD) detectors creates defects which result in an increasing Charge Transfer Inefficiency (CTI) that causes spurious image tr…