The luminosity -- halo-mass relation for brightest cluster galaxies
We examine the central-galaxy luminosity -- host-halo mass relation for 54 Brightest Group Galaxies (BGGs) and 92 Brightest Cluster Galaxies (BCGs) at z
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| creator | Brough, Sarah Couch, Warrick Collins, Chris Burke, Doug Mann, Bob |
| description | We examine the central-galaxy luminosity -- host-halo mass relation for 54 Brightest Group Galaxies (BGGs) and 92 Brightest Cluster Galaxies (BCGs) at z |
| doi_str_mv | 10.48550/arxiv.0801.1170 |
| format | Article |
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At z<0.1 we find L_K \propto M_{200}^{0.24\pm0.08} for the BCGs and the early-type BGGs in groups with extended X-ray emission and L_K \propto M_{200}^{0.11\pm0.10} for the BCGs alone. At 0.1<z<0.8 we find L_K \propto M_{200}^{0.28\pm0.11}. We conclude that there is no evidence for evolution in this relationship between z<0.1 and z<0.8: BCG growth appears to still be limited by the timescale for dynamical friction at these earlier times, not proceeding according to the predictions of current semi-analytic models.]]></description><identifier>EISSN: 2331-8422</identifier><identifier>DOI: 10.48550/arxiv.0801.1170</identifier><language>eng</language><publisher>Ithaca: Cornell University Library, arXiv.org</publisher><subject>Emission ; Galactic clusters ; Galaxies ; Luminosity ; Mathematical models ; Physics - Astrophysics of Galaxies ; Physics - Cosmology and Nongalactic Astrophysics ; Physics - Earth and Planetary Astrophysics ; Physics - High Energy Astrophysical Phenomena ; Physics - Instrumentation and Methods for Astrophysics ; Physics - Solar and Stellar Astrophysics</subject><ispartof>arXiv.org, 2008-01</ispartof><rights>Notwithstanding the ProQuest Terms and conditions, you may use this content in accordance with the associated terms available at http://arxiv.org/abs/0801.1170.</rights><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>228,230,780,784,885,27925</link.rule.ids><backlink>$$Uhttps://doi.org/10.1111/j.1745-3933.2008.00442.x$$DView published paper (Access to full text may be restricted)$$Hfree_for_read</backlink><backlink>$$Uhttps://doi.org/10.48550/arXiv.0801.1170$$DView paper in arXiv$$Hfree_for_read</backlink></links><search><creatorcontrib>Brough, Sarah</creatorcontrib><creatorcontrib>Couch, Warrick</creatorcontrib><creatorcontrib>Collins, Chris</creatorcontrib><creatorcontrib>Burke, Doug</creatorcontrib><creatorcontrib>Mann, Bob</creatorcontrib><title>The luminosity -- halo-mass relation for brightest cluster galaxies</title><title>arXiv.org</title><description><![CDATA[We examine the central-galaxy luminosity -- host-halo mass relation for 54 Brightest Group Galaxies (BGGs) and 92 Brightest Cluster Galaxies (BCGs) at z<0.1 and present the first measurement of this relation for a sample of known BCGs at 0.1<z<0.8 (average z~0.3). At z<0.1 we find L_K \propto M_{200}^{0.24\pm0.08} for the BCGs and the early-type BGGs in groups with extended X-ray emission and L_K \propto M_{200}^{0.11\pm0.10} for the BCGs alone. At 0.1<z<0.8 we find L_K \propto M_{200}^{0.28\pm0.11}. We conclude that there is no evidence for evolution in this relationship between z<0.1 and z<0.8: BCG growth appears to still be limited by the timescale for dynamical friction at these earlier times, not proceeding according to the predictions of current semi-analytic models.]]></description><subject>Emission</subject><subject>Galactic clusters</subject><subject>Galaxies</subject><subject>Luminosity</subject><subject>Mathematical models</subject><subject>Physics - Astrophysics of Galaxies</subject><subject>Physics - Cosmology and Nongalactic Astrophysics</subject><subject>Physics - Earth and Planetary Astrophysics</subject><subject>Physics - High Energy Astrophysical Phenomena</subject><subject>Physics - Instrumentation and Methods for Astrophysics</subject><subject>Physics - Solar and Stellar Astrophysics</subject><issn>2331-8422</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2008</creationdate><recordtype>article</recordtype><sourceid>ABUWG</sourceid><sourceid>AFKRA</sourceid><sourceid>AZQEC</sourceid><sourceid>BENPR</sourceid><sourceid>CCPQU</sourceid><sourceid>DWQXO</sourceid><sourceid>GOX</sourceid><recordid>eNotjz1rwzAYhEWh0JBm71QEneW-kizFHovpFwS6eDevLTlWsK1Uskvy7-s0nY6D4-4eQh44JGmmFDxjOLmfBDLgCedbuCErISVnWSrEHdnEeAAAobdCKbkiRdlZ2s-DG31005kyRjvsPRswRhpsj5PzI219oHVw-26ycaJNP8fJBrrHHk_Oxnty22If7eZf16R8ey2LD7b7ev8sXnYMFQemlVFNriBtc2hkikIYZXNA1Ck0WnNhM2Gatq5BZ9ykJrdGG1DCyAYXJ-WaPF5r_wCrY3ADhnN1Aa0uoEvg6Ro4Bv89L0-rg5_DuFyqBGT5si05yF9vN1Vm</recordid><startdate>20080108</startdate><enddate>20080108</enddate><creator>Brough, Sarah</creator><creator>Couch, Warrick</creator><creator>Collins, Chris</creator><creator>Burke, Doug</creator><creator>Mann, Bob</creator><general>Cornell University Library, arXiv.org</general><scope>8FE</scope><scope>8FG</scope><scope>ABJCF</scope><scope>ABUWG</scope><scope>AFKRA</scope><scope>AZQEC</scope><scope>BENPR</scope><scope>BGLVJ</scope><scope>CCPQU</scope><scope>DWQXO</scope><scope>HCIFZ</scope><scope>L6V</scope><scope>M7S</scope><scope>PIMPY</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>PRINS</scope><scope>PTHSS</scope><scope>GOX</scope></search><sort><creationdate>20080108</creationdate><title>The luminosity -- halo-mass relation for brightest cluster galaxies</title><author>Brough, Sarah ; Couch, Warrick ; Collins, Chris ; Burke, Doug ; Mann, Bob</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-a510-65d5c9504f90c34a22d5e90aa640c6612e82dcfbb0681d4d9ed6d052d3ca4d933</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2008</creationdate><topic>Emission</topic><topic>Galactic clusters</topic><topic>Galaxies</topic><topic>Luminosity</topic><topic>Mathematical models</topic><topic>Physics - Astrophysics of Galaxies</topic><topic>Physics - Cosmology and Nongalactic Astrophysics</topic><topic>Physics - Earth and Planetary Astrophysics</topic><topic>Physics - High Energy Astrophysical Phenomena</topic><topic>Physics - Instrumentation and Methods for Astrophysics</topic><topic>Physics - Solar and Stellar Astrophysics</topic><toplevel>online_resources</toplevel><creatorcontrib>Brough, Sarah</creatorcontrib><creatorcontrib>Couch, Warrick</creatorcontrib><creatorcontrib>Collins, Chris</creatorcontrib><creatorcontrib>Burke, Doug</creatorcontrib><creatorcontrib>Mann, Bob</creatorcontrib><collection>ProQuest SciTech Collection</collection><collection>ProQuest Technology Collection</collection><collection>Materials Science & Engineering Collection</collection><collection>ProQuest Central (Alumni Edition)</collection><collection>ProQuest Central UK/Ireland</collection><collection>ProQuest Central Essentials</collection><collection>ProQuest Central</collection><collection>Technology Collection</collection><collection>ProQuest One Community College</collection><collection>ProQuest Central Korea</collection><collection>SciTech Premium Collection</collection><collection>ProQuest Engineering Collection</collection><collection>Engineering Database</collection><collection>Access via ProQuest (Open Access)</collection><collection>ProQuest One Academic Eastern Edition (DO NOT USE)</collection><collection>ProQuest One Academic</collection><collection>ProQuest One Academic UKI Edition</collection><collection>ProQuest Central China</collection><collection>Engineering Collection</collection><collection>arXiv.org</collection><jtitle>arXiv.org</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Brough, Sarah</au><au>Couch, Warrick</au><au>Collins, Chris</au><au>Burke, Doug</au><au>Mann, Bob</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>The luminosity -- halo-mass relation for brightest cluster galaxies</atitle><jtitle>arXiv.org</jtitle><date>2008-01-08</date><risdate>2008</risdate><eissn>2331-8422</eissn><abstract><![CDATA[We examine the central-galaxy luminosity -- host-halo mass relation for 54 Brightest Group Galaxies (BGGs) and 92 Brightest Cluster Galaxies (BCGs) at z<0.1 and present the first measurement of this relation for a sample of known BCGs at 0.1<z<0.8 (average z~0.3). At z<0.1 we find L_K \propto M_{200}^{0.24\pm0.08} for the BCGs and the early-type BGGs in groups with extended X-ray emission and L_K \propto M_{200}^{0.11\pm0.10} for the BCGs alone. At 0.1<z<0.8 we find L_K \propto M_{200}^{0.28\pm0.11}. We conclude that there is no evidence for evolution in this relationship between z<0.1 and z<0.8: BCG growth appears to still be limited by the timescale for dynamical friction at these earlier times, not proceeding according to the predictions of current semi-analytic models.]]></abstract><cop>Ithaca</cop><pub>Cornell University Library, arXiv.org</pub><doi>10.48550/arxiv.0801.1170</doi><oa>free_for_read</oa></addata></record> |
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| subjects | Emission Galactic clusters Galaxies Luminosity Mathematical models Physics - Astrophysics of Galaxies Physics - Cosmology and Nongalactic Astrophysics Physics - Earth and Planetary Astrophysics Physics - High Energy Astrophysical Phenomena Physics - Instrumentation and Methods for Astrophysics Physics - Solar and Stellar Astrophysics |
| title | The luminosity -- halo-mass relation for brightest cluster galaxies |
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