SIMBAD references

2022MNRAS.510.4463P - Mon. Not. R. Astron. Soc., 510, 4463-4472 (2022/March-1)

The galaxy population of the core of the Coma cluster.

POLOJI N., HASAN P. and HASAN S.N.

Abstract (from CDS):

In this paper, we present the structural properties and morphology of galaxies in the central region of the Coma Cluster brighter than 19.5 mag in the F814W band from the HST/ACS Coma Cluster Treasury Survey. Using mainly spectroscopic redshifts, we find 132 members from our sample of 219 galaxies. In our sample of 132 members, we find 51 non-dwarfs and 81 dwarfs, and amongst our 32 non-members, we find 4 dwarfs and 28 non-dwarfs. We do not have redshifts for the remaining 55 galaxies. We present bulge-disc decomposition of the sample using GALFIT and obtain parameters for our sample. Using visual inspection of residuals, we do a morphological classification of the galaxies. We studied the relation of morphological types with Bulge to Total Light Ratio (B/T), colour-magnitude relation (CMR), Sersic index (n), Kormendy relation, and cross-correlations between these parameters for the bulges and galaxies. This work helps us understand important relations between various parameters like B/T, colour, and n as well as insights into the merger history of these galaxies in terms of their positions in the Kormendy Diagram and their Sersic indices. We find that there are significantly more E/SO, SOs galaxies in the member population compared to non-members.

Abstract Copyright: © 2021 The Author(s) Published by Oxford University Press on behalf of Royal Astronomical Society

Journal keyword(s): galaxies: clusters: individual: Coma - galaxies: elliptical and lenticular, cD - galaxies: evolution

Status at CDS : Large table(s) will be appraised for possible ingestion in VizieR.

Simbad objects: 3

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