2021RNAAS...5...22W


Query : 2021RNAAS...5...22W

2021RNAAS...5...22W - Research Notes of the AAS, 5, 22 (2021/February-0)

E+A Galaxy Candidates in and around the Virgo Cluster.

WURMSER S., QUAYUM R. and LIU C.

Abstract (from CDS):

E+A galaxies are post-starburst galaxies that have recently undergone complete quenching of their star formation, making them a valuable source for studying the evolution of galaxies and their environments. Using the Extended Virgo Cluster Catalog, we manually identified 125 “green” and 24 “blue” E+A galaxy candidates within the Virgo Cluster based on their spectral shape, u - r color, lack of Hα emission, and hydrogen Balmer absorption. Interestingly, we found a higher density of E+A galaxy candidates in the Virgo Cluster than that of most other low-redshift clusters, and several regions of particularly high E+A density within the Virgo Cluster. The large number of E+As in and around the Virgo Cluster hints at the influence of a dense galaxy environment on the formation of E+A galaxies, and the potential value of E+A galaxies as a diagnostic tool to study the evolution of clusters.

Abstract Copyright: © 2021. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Galaxy evolution - Virgo Cluster - Post-starburst galaxies - E+A galaxies - Galaxy quenching

Simbad objects: 6

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Number of rows : 6
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 M 86 GiG 12 26 11.814 +12 56 45.49 10.32 9.83 8.90   7.50 ~ 1126 1
2 Z 42-118 GiG 12 27 54.8304258888 +08 05 25.375209180   15.2 14.72     ~ 77 0
3 NAME Virgo Cluster ClG 12 30 47.8 +12 23 07           ~ 7107 0
4 M 87 AGN 12 30 49.42338414 +12 23 28.0436859 10.16 9.59 8.63   7.49 ~ 7815 3
5 IC 3492 GiC 12 33 19.772 +12 51 12.77   15 15.30     ~ 94 0
6 ACO 1656 ClG 12 59 44.40 +27 54 44.9           ~ 5141 2

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