Hercules Cluster

Hercules Cluster

Galaxy cluster
name = Hercules Cluster


epoch = J2000
ra = RA|16|05|15.0cite web
title=NASA/IPAC Extragalactic Database
work=Results for Abell 2151
url=http://nedwww.ipac.caltech.edu/
accessdate=2007-07-19]
dec = DEC|+17|44|55
dis_ly = 570 Light-Year
dis_pc =
constellation = Hercules
member_no = 300cite web
title=National Optical Astronomy Observatory
work=Galaxies
url=http://www.noao.edu/image_gallery/html/im0658.html
accessdate=2007-07-19]
other_names = Abell 2151The Hercules Cluster (Abell 2151) is a cluster of about 100 galaxies some 650 million light-years distant (z = 0.036cite web|title=Two Micron All Sky Survey|work=2MASS Galaxy Science & Analysis|url=http://spider.ipac.caltech.edu/staff/jarrett/2mass/3chan/redshift/gz_cat.html|accessdate=2007-08-03] ) in the constellation Hercules. It is rich in spiral galaxies and shows many interacting galaxies.cite web|title=University of Alabama Astronomy|work=Astronomical Image Galleries|url=http://www.astr.ua.edu/gifimages/hercules.html|accessdate=2007-07-19] The cluster is part of the larger Hercules supercluster, which is itself part of the much larger Great Wall super-structure. [http://www.robgendlerastropics.com/HerculesClustertext.html]

* Distance : 570,000,000 Light-Year(175,000,000 Parsec)
* Redshift : Exceed 10,000 km/s

External links

* [http://antwrp.gsfc.nasa.gov/apod/ap070719.html July 19, 2007] — Astronomy Picture of the Day
* [http://www.astr.ua.edu/gifimages/hercules.html Hercules Cluster] — University of Alabama
*

References



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