Improving the Determination of Supernova Cosmological Redshifts by Using Galaxy Groups by Erik R. Peterson, Bastien Carreres, Anthony Carr, Daniel Scolnic, Ava Bailey, Tamara M. Davis, Dillon Brout, Cullan Howlett, David O. Jones, Adam G. Riess, Khaled Said, Georgie Taylor

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HCG 57: Evidence for Shock-heated Intergalactic Gas from X-Rays and Optical Emission Line Spectroscopy by Ewan O’Sullivan, P. N. Appleton, B. A. Joshi, Lauranne Lanz, Katherine Alatalo, Jan M. Vrtilek, Andreas Zezas, Laurence P. David

Subjects: “…Galaxy groups…”
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Introducing the Condor Array Telescope. V. Deep Broad- and Narrowband Imaging Observations of the M81 Group by Kenneth M. Lanzetta, Stefan Gromoll, Michael M. Shara, David Valls-Gabaud, Frederick M. Walter, John K. Webb

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Discovering Large-scale Structure at 2 < z < 5 in the C3VO Survey by Denise Hung, Brian C. Lemaux, Olga Cucciati, Ben Forrest, Ekta A. Shah, Roy R. Gal, Finn Giddings, Derek Sikorski, Emmet Golden-Marx, Lori M. Lubin, Nimish Hathi, Giovanni Zamorani, Lu Shen, Sandro Bardelli, Letizia P. Cassarà, Gabriella De Lucia, Fabio Fontanot, Bianca Garilli, Lucia Guaita, Michaela Monika Hirschmann, Kyoung-Soo Lee, Andrew B. Newman, Vandana Ramakrishnan, Daniela Vergani, Lizhi Xie, Elena Zucca

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Minor-merger-induced Star Formation Rejuvenation in an Elliptical Radio-loud Quasar Host, 3C 59 by Yijun Wang, Tao Wang, Ke Xu, Junjie Mao, Yerong Xu, Zheng Zhou

Subjects: “…Galaxy groups…”
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