activity
20032026
most citedThe CORALIE survey for southern extra-solar planets. XII. Orbital solutions for 16 extra-solar planets discovered with CORALIE

266 citations · 501 across the 21 of their papers we have counts for

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Showing astro-ph.COShow all

14 papers · 1 filter

astro-ph.CO2026

Euclid: Inferring star-formation history via cross-correlations of photometric clustering and shear with the cosmic infrared background

J. Han, S. Camera, M. Migliaccio +146

The cosmic infrared background, sourced by dust heated by star-forming activity, encodes the integrated history of the star-formation distribution over a large swathe of cosmic tim…

astro-ph.CO2026

The PAU Survey and Euclid: Analysing photometric redshifts from realistically simulated narrow-band photometry with Flagship 2

A. Wittje, H. Hildebrandt, D. Navarro-Gironés +154

The study of the large-scale structure of the Universe and the distribution of galaxies has been greatly advanced by the application of various types of photometric redshift estima…

astro-ph.CO2026

Euclid: Precise inference of defocus wavefront error from image diffraction spike measurements

D. Neumann, L. Miller, H. Hoekstra +146

The success of the Euclid cosmological weak lensing measurements requires unprecedented knowledge of the point spread function (PSF) shape. Defocus wavefront errors induce variatio…

astro-ph.CO2026

Euclid: Quick Data Release (Q1) -- LensMC shear measurement catalogue for cluster lensing science

G. Congedo, M. Sereno, H. Miyatake +140

We present a LensMC lensing analysis of Euclid Quick Release 1 images that were made available in March 2025. We measured shapes, positions, weights, and other morphological parame…

astro-ph.CO2025

Euclid preparation LX. The use of HST images as input for weak-lensing image simulations

Euclid Collaboration, D. Scognamiglio, T. Schrabback +245

Data from the Euclid space telescope will enable cosmic shear measurements with very small statistical errors, requiring corresponding systematic error control level. A common appr…

astro-ph.CO2025

Euclid: Optimising tomographic redshift binning for 32pt power spectrum constraints on dark energy

J. H. W. Wong, M. L. Brown, C. A. J. Duncan +136

We present a simulation-based method to explore the optimum tomographic redshift binning strategy for 3x2pt analyses with Euclid, focusing on the expected configuration of its firs…

astro-ph.CO2024★ 6 cited

Euclid: Relativistic effects in the dipole of the 2-point correlation function

F. Lepori, S. Schulz, I. Tutusaus +130

Gravitational redshift and Doppler effects give rise to an antisymmetric component of the galaxy correlation function when cross-correlating two galaxy populations or two different…

astro-ph.CO2024★ 8 cited

Euclid and KiDS-1000: Quantifying the impact of source-lens clustering on cosmic shear analyses

L. Linke, S. Unruh, A. Wittje +150

The transition from current Stage-III surveys such as the Kilo-Degree Survey (KiDS) to the increased area and redshift range of Stage IV surveys such as Euclid will significantly i…

astro-ph.CO2024

Euclid: Improving the efficiency of weak lensing shear bias calibration. Pixel noise cancellation and the response method on trial

H. Jansen, M. Tewes, T. Schrabback +118

To obtain an accurate cosmological inference from upcoming weak lensing surveys such as the one conducted by Euclid, the shear measurement requires calibration using galaxy image s…

astro-ph.CO2023

Euclid: Validation of the MontePython forecasting tools

S. Casas, J. Lesgourgues, N. Schöneberg +124

The Euclid mission of the European Space Agency will perform a survey of weak lensing cosmic shear and galaxy clustering in order to constrain cosmological models and fundamental p…

astro-ph.CO2023★ 24 cited

Euclid: Cosmology forecasts from the void-galaxy cross-correlation function with reconstruction

S. Radinović, S. Nadathur, H. -A. Winther +118

We investigate the cosmological constraints that can be expected from measurement of the cross-correlation of galaxies with cosmic voids identified in the Euclid spectroscopic surv…

astro-ph.CO2023★ 29 cited

Euclid preparation. XXXII. Evaluating the weak lensing cluster mass biases using the Three Hundred Project hydrodynamical simulations

Euclid Collaboration, C. Giocoli, M. Meneghetti +213

The photometric catalogue of galaxy clusters extracted from ESA Euclid data is expected to be very competitive for cosmological studies. Using state-of-the-art hydrodynamical simul…

astro-ph.CO2023★ 60 cited

Euclid Preparation. XXVIII. Forecasts for ten different higher-order weak lensing statistics

Euclid Collaboration, V. Ajani, M. Baldi +211

Recent cosmic shear studies have shown that higher-order statistics (HOS) developed by independent teams now outperform standard two-point estimators in terms of statistical precis…

astro-ph.CO2022

Euclid preparation. XXVII. Covariance model validation for the 2-point correlation function of galaxy clusters

Euclid Collaboration, A. Fumagalli, A. Saro +191

Aims. We validate a semi-analytical model for the covariance of real-space 2-point correlation function of galaxy clusters. Methods. Using 1000 PINOCCHIO light cones mimicking the…