Measurement of the splashback feature around SZ-selected Galaxy clusters with DES, SPT, and ACT

• Published in: Monthly Notices of the Royal Astronomical Society
• Main Authors: Rozo, E, Gralla, M
• Other Authors: Univ Arizona, Dept Phys, Univ Arizona, Dept Astron, Univ Arizona, Steward Observ
• Format: Article in Journal/Newspaper
• Language: English
• Published: OXFORD UNIV PRESS 2019
• Subjects: galaxies: clusters: general; galaxies: evolution; cosmology: observations; Canada; South Pole; Kavli; South pole
• Online Access: http://hdl.handle.net/10150/633957; https://doi.org/10.1093/mnras/stz1434

We present a detection of the splashback feature around galaxy clusters selected using the Sunyaev-Zel'dovich (SZ) signal. Recent measurements of the splashback feature around optically selected galaxy clusters have found that the splashback radius, rsp, is smaller than predicted by N-body simu...