S-PLUS Clusters And Large-scale Environments (SCALE): I. A catalog of known clusters and groups in DR5 and a pilot study of Abell 4038

arXiv:2607.02704 · astro-ph.CO, astro-ph.GA · Submitted 2026-07-02 · Read on arXiv

C. Mendes de Oliveira, N. M. Cardoso, P. A. A. Lopes, A. L. B. Ribeiro, D. E. Olave-Rojas, A. Krabbe, L. Sodré, R. Demarco, A. V. Smith Castelli, R. Cid Fernandes, F. R. Herpich, S. Torres-Flores, E. R. Carrasco, E. V. R. Lima, G. Oliveira Schwarz, A. P. Costa, L. Doubrawa, G. P. Montaguth, C. Lima-Dias, E. S. Cypriano, M. S. Carvalho, C. Lobo, M. Fonseca-Faria, L. Nakazono, A. R. Lopes, F. Almeida-Fernandes, A. Kanaan, T. Ribeiro, W. Schoenell

astro-ph.CO, astro-ph.GA

Submitted: 2026-07-02

Comments: Paper I of the SCALE project. 23 pages, 7figures. Accepted for publication in ApJ on 01/07/2026

Code: https://github.com/ErikVini/specz

Project page: https://splus-scale.github.io

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Aperture — 16× in this paper · explained in 1 episode
• Velocity Dispersion — 8× in this paper · explained in 2 episodes
• Core — 6× in this paper · explained in 2 episodes
• Clustering — 5× in this paper · explained in 2 episodes
• Alignment — 4× in this paper · explained in 1 episode
• Reliable Photometric Membership — 4× in this paper
• Calibration — 3× in this paper · explained in 7 episodes
• S-PLUS Clusters And Large-scale Environments — 3× in this paper
• Accuracy — 2× in this paper · explained in 1 episode
• Consistency — 2× in this paper · explained in 3 episodes
• Pairwise Kolmogorov-Smirnov — 2× in this paper
• Abell 119 — 1× in this paper · explained in 1 episode
• Cerro Tololo Interamerican Observatory — 1× in this paper
• Observational Selection Effects — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes
• Weak Lensing — 1× in this paper · explained in 2 episodes

Sources

• The DESI Experiment Part I: Science,Targeting, and Survey Design
• Data Release 1 of the Dark Energy Spectroscopic Instrument
• Ram-pressure-induced star formation in low-mass galaxies infalling on-to the Coma cluster: insights from DESI
• Uncertain Photometric Redshifts

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