collaborators

5 papers

astro-ph.GA2026

Euclid: A blue galaxy population and a brightest cluster galaxy in the making in a MaDCoWS2 galaxy cluster candidate

A. Trudeau, A. H. Gonzalez, S. A. Stanford +152

We present an example cluster follow-up study with Euclid. Our target, a candidate cluster nicknamed the 'Puddle', was initially discovered by the Massive and Distant…

astro-ph.CO2026

Euclid: Improving redshift distribution reconstruction using a deep-to-wide transfer function

Y. Kang, S. Paltani, W. G. Hartley +165

The Euclid mission seeks to understand the Universe expansion history and the nature of dark energy, which requires a very accurate estimate of redshift distribution. Achieving thi…

astro-ph.CO2025

Euclid preparation. Methodology for validating the Euclid Catalogue of Galaxy Clusters using external data

Euclid Collaboration, J. -B. Melin, S. A. Stanford +315

We present our methodology for identifying known clusters as counterparts to objects in the Euclid Catalogue of Galaxy Clusters (ECGC). Euclid is expected to detect a large number…

astro-ph.CO2025

Euclid Quick Data Release (Q1). First detections from the galaxy cluster workflow

Euclid Collaboration, S. Bhargava, C. Benoist +351

The first survey data release by the Euclid mission covers approximately in the Euclid Deep Fields to the same depth as the Euclid Wide Survey. This paper show…

astro-ph.GA2025

Euclid: A complete Einstein ring in NGC 6505

C. M. O'Riordan, L. J. Oldham, A. Nersesian +195

We report the discovery of a complete Einstein ring around the elliptical galaxy NGC 6505, at . This is the first strong gravitational lens discovered in Euclid and the fi…