2 papers
astro-ph.GA2026
Initial Investigations of the Outskirts of XLSSC 122
Eleanore. B. Todd, Jon. P. Willis, Rebecca. E. A. Canning +7
We investigate the redshift 1.98 galaxy cluster XLSSC 122 using the Hubble Space Telescope (HST) from the core of the cluster out to 3 Mpc, a scale equivalent to 10 times the R500…
astro-ph.CO2025
Spectroscopic Characterization of redMaPPer Galaxy Clusters with DESI
J. Myles, D. Gruen, T. Jeltema +44
Optical galaxy cluster identification algorithms such as redMaPPer promise to enable an array of astrophysical and cosmological studies, but suffer from biases whereby galaxies in…