Results 21 to 30 of about 87,085 (268)

How special are Brightest Group and Cluster Galaxies? [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2007
We use the Sloan Digital Sky Survey to construct a sample of 625 brightest group and cluster galaxies (BCGs) together with control samples of non-BCGs matched in stellar mass, redshift, and color.
Allen   +83 more
core   +7 more sources

A multiwavelength photometric census of AGN and star formation activity in the brightest cluster galaxies of X-ray selected clusters [PDF]

open access: bronze, 2016
Despite their reputation as being 'red and dead', the unique environment inhabited by brightest cluster galaxies (BCGs) can often lead to a self-regulated feedback cycle between radiatively cooling intracluster gas and star formation and active galactic ...
T. S. Green   +10 more
openalex   +3 more sources

A comprehensive study of the radio properties of brightest cluster galaxies [PDF]

open access: bronze, 2015
We examine the radio properties of the brightest cluster galaxies (BCGs) in a large sample of X-ray selected galaxy clusters comprising the Brightest Cluster Sample (BCS), the extended BCS and ROSAT-ESO Flux Limited X-ray cluster catalogues.
M. T. Hogan   +9 more
openalex   +3 more sources

Radio luminosity function of brightest cluster galaxies [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2016
By cross-matching the currently largest optical catalog of galaxy clusters and the NVSS radio survey database, we obtain the largest complete sample of brightest cluster galaxies (BCGs) in the redshift range of 0 ...
Z. Yuan, Jinlin Han, Z. Wen
semanticscholar   +5 more sources

Parsec-scale Properties of Brightest Cluster Galaxies [PDF]

open access: yesAstronomy and Astrophysics, 2010
We present new VLBI observations at 5 GHz of a complete sample of Brightest Cluster Galaxies (BCGs) in nearby Abell Clusters (distance class
Augusto   +128 more
core   +5 more sources

Brightest cluster galaxies in the extended GMRT radio halo cluster sample [PDF]

open access: bronze, 2015
Brightest Cluster Galaxies (BCGs) show exceptional properties over the whole electromagnetic spectrum. Their special location at the centres of galaxy clusters raises the question of the role of the environment on their radio properties.
Ruta Kale   +6 more
openalex   +3 more sources

Kinematics, Abundances, and Origin of Brightest Cluster Galaxies [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1999
We present kinematic parameters and absorption line strengths for three brightest cluster galaxies, NGC 6166, NGC 6173 and NGC 6086. We find that NGC 6166 has a velocity dispersion profile which rises beyond 20 arcsec from the nucleus, with a halo ...
Allen   +93 more
core   +5 more sources

Constraining star formation rates in cool-core brightest cluster galaxies [PDF]

open access: bronze, 2015
We used broad-band imaging data for 10 cool-core brightest cluster galaxies (BCGs) and conducted a Bayesian analysis using stellar population synthesis to determine the likely properties of the constituent stellar populations.
R. Mittal, J. T. Whelan, F. Combes
openalex   +3 more sources

Evolution of brightest cluster galaxies in X ray clusters [PDF]

open access: bronzeMonthly Notices of the Royal Astronomical Society, 2002
A recent paper (Burke, Collins & Mann 2000) presents the analysis of the K-band Hubble diagram of 76 brightest cluster galaxies (BCGs) in X-ray clusters and shows that the properties of BCGs depend on the X-ray luminosity (Lx) of their host clusters.
Sarah Brough   +4 more
openalex   +6 more sources

Models for the Magnitude-Distribution of Brightest Cluster Galaxies [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2000
The brightest, or first-ranked, galaxies (BCGs) in rich clusters show a very small dispersion in luminosity, making them excellent standard candles. This small dispersion has raised questions about the nature of BCGs.
Bernstein, J. P., Bhavsar, Suketu P.
core   +9 more sources

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