Evidence for large-scale structure on scales ≡300 h<SUP>-1</SUP>Mpc.

<!DOCTYPE html>     <html class="no-js" lang="en">  <head> <title>Evidence for large-scale structure on scales ≡300 h<SUP>-1</SUP>Mpc. - ADS</title>  <link rel="apple-touch-icon" sizes="180x180" href="//styles/favicon/apple-touch-icon.png" /> <link rel="icon" type="image/png" sizes="32x32" href="//styles/favicon/favicon-32x32.png" /> <link rel="icon" type="image/png" sizes="16x16" href="//styles/favicon/favicon-16x16.png" /> <link rel="manifest" href="//styles/favicon/site.webmanifest" /> <link rel="mask-icon" href="//styles/favicon/safari-pinned-tab.svg" color="#5bbad5" /> <meta name="apple-mobile-web-app-title" content="ADS" /> <meta name="application-name" content="ADS" /> <meta name="msapplication-TileColor" content="#ffc40d" /> <meta name="theme-color" content="#ffffff" />   <script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start': new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0], j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src= 'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f); })(window,document,'script','dataLayer','GTM-NT2453N');</script>  <link rel="stylesheet" href="/styles/css/styles.css"> <meta name="robots" content="noarchive"> <link rel="canonical" href="http://ui.adsabs.harvard.edu/abs/1991MNRAS.249...46P/abstract"/> <meta name="description" content="The authors have analysed the combined Abell-ACO cluster catalogue with m<SUB>10</SUB> ⪉ 16.4 which is 80% redshift complete. Taking into account different models of the extinction region they find the cluster dipole pointing within ⪉10° of the CMB dipole direction which indicates that clusters are tracers of mass. The dipole amplitude converges at ≡150 h<SUP>-1</SUP>Mpc, within the completeness limit of the catalogue. The authors find that the anisotropy which is responsible for the LG motion with respect to the CMB rest frame extends in depth and has a scalength of ≡300 h<SUP>-1</SUP>Mpc. Most of the Local Group peculiar velocity is induced by matter fluctuations within ≡50 h<SUP>-1</SUP>Mpc. Shapley's concentration (otherwise known as "Giant Attractor" or "alpha region") at a depth of ≡140 h<SUP>-1</SUP>Mpc, is responsible for ⪉20% of the Local Group's peculiar velocity. Finally, using linear perturbation theory, the authors find that Ω<SUB>0</SUB> ⪉ 0.3.">  <meta property="og:type" content="article"> <meta property="og:title" content="Evidence for large-scale structure on scales ≡300 h<SUP>-1</SUP>Mpc."> <meta property="og:site_name" content="ADS"> <meta property="og:description" content="The authors have analysed the combined Abell-ACO cluster catalogue with m<SUB>10</SUB> ⪉ 16.4 which is 80% redshift complete. Taking into account different models of the extinction region they find the cluster dipole pointing within ⪉10° of the CMB dipole direction which indicates that clusters are tracers of mass. The dipole amplitude converges at ≡150 h<SUP>-1</SUP>Mpc, within the completeness limit of the catalogue. The authors find that the anisotropy which is responsible for the LG motion with respect to the CMB rest frame extends in depth and has a scalength of ≡300 h<SUP>-1</SUP>Mpc. Most of the Local Group peculiar velocity is induced by matter fluctuations within ≡50 h<SUP>-1</SUP>Mpc. Shapley's concentration (otherwise known as "Giant Attractor" or "alpha region") at a depth of ≡140 h<SUP>-1</SUP>Mpc, is responsible for ⪉20% of the Local Group's peculiar velocity. Finally, using linear perturbation theory, the authors find that Ω<SUB>0</SUB> ⪉ 0.3."> <meta property="og:url" content="https://ui.adsabs.harvard.edu/abs/1991MNRAS.249...46P/abstract"> <meta property="og:image" content="https://ui.adsabs.harvard.edu/styles/img/transparent_logo.svg"> <meta property="article:published_time" content="03/1991"> <meta property="article:author" content="Plionis, Manolis"> <meta property="article:author" content="Valdarnini, Riccardo">  <meta name="citation_journal_title" content="Monthly Notices of the Royal Astronomical Society"> <meta name="citation_authors" content="Plionis, Manolis;Valdarnini, Riccardo"> <meta name="citation_title" content="Evidence for large-scale structure on scales ≡300 h<SUP>-1</SUP>Mpc."> <meta name="citation_date" content="03/1991"> <meta name="citation_volume" content="249"> <meta name="citation_firstpage" content="46"> <meta name="citation_doi" content="10.1093/mnras/249.1.46"> <meta name="citation_issn" content="0035-8711"> <meta name="citation_language" content="en"> <meta name="citation_keywords" content="Galactic Structure"> <meta name="citation_keywords" content="Local Group (Astronomy)"> <meta name="citation_keywords" content="Astronomical Catalogs"> <meta name="citation_keywords" content="Computational Astrophysics"> <meta name="citation_keywords" content="Dark Matter"> <meta name="citation_keywords" content="Gravitational Effects"> <meta name="citation_keywords" content="Perturbation Theory"> <meta name="citation_keywords" content="Relic Radiation"> <meta name="citation_keywords" content="Astrophysics"> <meta name="citation_abstract_html_url" content="https://ui.adsabs.harvard.edu/abs/1991MNRAS.249...46P/abstract"> <meta name="citation_publication_date" content="03/1991"> <link title="schema(PRISM)" rel="schema.prism" href="http://prismstandard.org/namespaces/1.2/basic/" /> <meta name="prism.publicationDate" content="03/1991" /> <meta name="prism.publicationName" content="MNRAS" /> <meta name="prism.issn" content="0035-8711" /> <meta name="prism.volume" content="249" /> <meta name="prism.startingPage" content="46" /> <link title="schema(DC)" rel="schema.dc" href="http://purl.org/dc/elements/1.1/" /> <meta name="dc.identifier" content="doi:10.1093/mnras/249.1.46" /> <meta name="dc.date" content="03/1991" /> <meta name="dc.source" content="MNRAS" /> <meta name="dc.title" content="Evidence for large-scale structure on scales ≡300 h<SUP>-1</SUP>Mpc." /> <meta name="dc.creator" content="Plionis, Manolis"> <meta name="dc.creator" content="Valdarnini, Riccardo">  <meta name="twitter:card" content="summary_large_image"/> <meta name="twitter:description" content="The authors have analysed the combined Abell-ACO cluster catalogue with m<SUB>10</SUB> ⪉ 16.4 which is 80% redshift complete. Taking into account different models of the extinction region they find the cluster dipole pointing within ⪉10° of the CMB dipole direction which indicates that clusters are tracers of mass. The dipole amplitude converges at ≡150 h<SUP>-1</SUP>Mpc, within the completeness limit of the catalogue. The authors find that the anisotropy which is responsible for the LG motion with respect to the CMB rest frame extends in depth and has a scalength of ≡300 h<SUP>-1</SUP>Mpc. Most of the Local Group peculiar velocity is induced by matter fluctuations within ≡50 h<SUP>-1</SUP>Mpc. Shapley's concentration (otherwise known as "Giant Attractor" or "alpha region") at a depth of ≡140 h<SUP>-1</SUP>Mpc, is responsible for ⪉20% of the Local Group's peculiar velocity. 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<li class="author"><a href="/search/?q=author%3A%22Valdarnini%2C+Riccardo%22">Valdarnini, Riccardo</a> </li> </ul> </div> <div class="s-abstract-text"> <h4 class="sr-only">Abstract</h4> <p> The authors have analysed the combined Abell-ACO cluster catalogue with m<SUB>10</SUB> ⪉ 16.4 which is 80% redshift complete. Taking into account different models of the extinction region they find the cluster dipole pointing within ⪉10° of the CMB dipole direction which indicates that clusters are tracers of mass. The dipole amplitude converges at ≡150 h<SUP>-1</SUP>Mpc, within the completeness limit of the catalogue. The authors find that the anisotropy which is responsible for the LG motion with respect to the CMB rest frame extends in depth and has a scalength of ≡300 h<SUP>-1</SUP>Mpc. Most of the Local Group peculiar velocity is induced by matter fluctuations within ≡50 h<SUP>-1</SUP>Mpc. Shapley's concentration (otherwise known as "Giant Attractor" or "alpha region") at a depth of ≡140 h<SUP>-1</SUP>Mpc, is responsible for ⪉20% of the Local Group's peculiar velocity. Finally, using linear perturbation theory, the authors find that Ω<SUB>0</SUB> ⪉ 0.3. </p> </div> <br> <dl class="s-abstract-dl-horizontal"> <dt>Publication:</dt> <dd> <div id="article-publication">Monthly Notices of the Royal Astronomical Society</div> </dd> <dt>Pub Date:</dt> <dd>March 1991</dd> <dt>DOI:</dt> <dd> <p class="doi-p"> <a href="/link_gateway/1991MNRAS.249...46P/doi:10.1093/mnras/249.1.46" target="_blank" rel="noreferrer noopener">10.1093/mnras/249.1.46</a> <i class="fa fa-external-link"></i> </p> </dd> <dt>Bibcode:</dt> <dd> <a href="/abs/1991MNRAS.249...46P/abstract"> 1991MNRAS.249...46P </a> <i class="icon-help" title="The bibcode is assigned by the ADS as a unique identifier for the paper."></i> </dd> <dt>Keywords:</dt> <dd> <ul class="list-inline"> <li>Galactic Structure;</li> <li>Local Group (Astronomy);</li> <li>Astronomical Catalogs;</li> <li>Computational Astrophysics;</li> <li>Dark Matter;</li> <li>Gravitational Effects;</li> <li>Perturbation Theory;</li> <li>Relic Radiation;</li> <li>Astrophysics</li> </ul> </dd> </dl> </article> </div> <div data-widget="ShowCitations"></div> <div data-widget="ShowReferences"></div> <div data-widget="ShowCoreads"></div> <div data-widget="ShowSimilar"></div> <div data-widget="ShowTableofcontents"></div> <div data-widget="ShowGraphics"></div> <div data-widget="ShowExportcitation" data-origin="abstract"></div> <div data-widget="ShowMetrics" data-allow-redirect="false"></div> <div data-widget="MetaTagsWidget"></div> </div> </div> </div> <div class="s-right-col-container col-xs-12 col-sm-12 col-md-3 col-lg-2 s-right-column" id="right-col-container" > <div data-widget="ShowResources"> <div data-reactroot="" class="s-right-col-widget-container" style="padding: 10px" > <div> <div class="resources__container"> <div class="resources__full__list"> <div class="resources__header__row"> <i class="fa fa-file-text-o" aria-hidden="true"> </i> <div class="resources__header__title">full text sources</div> </div> <div class="resources__content"> <div class="resources__content__title"> OUP </div> <div class="resources__content__links"> <span> <div class="resources__content__link__separator">|</div> </span> <span> <a href="/link_gateway/1991MNRAS.249...46P/PUB_HTML" rel="noopener" class="resources__content__link unlock" > <i class="fa fa-file-text" aria-hidden="true"> </i> </a> </span> </div> </div> <div class="resources__content"> <div class="resources__content__title">ADS</div> <div class="resources__content__links"> <span> <a href="/link_gateway/1991MNRAS.249...46P/ADS_PDF" rel="noopener" class="resources__content__link unlock" > <i class="fa fa-file-pdf-o" aria-hidden="true"> </i> </a> <div class="resources__content__link__separator">|</div> </span> <span> <a href="/link_gateway/1991MNRAS.249...46P/ADS_SCAN" rel="noopener" class="resources__content__link unlock" > <i class="fa fa-file-image-o" aria-hidden="true"> </i> </a> </span> </div> </div> </div> <div class="resources__data__list"> <div class="resources__header__row"> <i class="fa fa-database"></i> <div class="resources__header__title">data products</div> </div> <div class="resources__content"> <a href="/link_gateway/1991MNRAS.249...46P/SIMBAD" rel="noopener" class="resources__content__link" >SIMBAD (6)</a > <a href="/link_gateway/1991MNRAS.249...46P/NED" rel="noopener" class="resources__content__link" >NED (6)</a > </div> </div> </div> <div data-widget="ShowAssociated"> </div> </div> </div> </div> <div data-widget="ShowGraphicsSidebar"> </div> </div> </div> </div> </div> </div> </div> <div id="footer-container"> <div data-widget="FooterWidget"> <div class="footer s-footer"> <footer> <div class="__footer_wrapper"> <div class="__footer_brand"> © The SAO Astrophysics Data System <div class="__footer_brand_extra"> <p> <i class="fa fa-envelope"></i> adshelp[at]cfa.harvard.edu </p> <p> The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement <em>80NSSC21M0056</em> </p> </div> <div class="__footer_brand_logos"> <div class="logo1"> <a href="http://www.si.edu" target="_blank" rel="noreferrer noopener"> <img id="smithsonian-logo" src="/styles/img/smithsonian-logo.svg" alt="Smithsonian logo" /> </a> </div> <div class="logo2"> <a href="https://www.cfa.harvard.edu/" target="_blank" rel="noreferrer noopener"> <img src="/styles/img/cfa.png" alt="Harvard Center for Astrophysics logo" id="cfa-logo" /> </a> </div> <div class="logo3"> <a href="http://www.nasa.gov" target="_blank" rel="noreferrer noopener"> <img src="/styles/img/nasa-partner.svg" alt="NASA logo" id="nasa-logo" /> </a> </div> </div> <div class="__footer_brand_disclaimer"> *The material contained in this document is based upon work supported by a National Aeronautics and Space Administration (NASA) grant or cooperative agreement. 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// Add class "autocomplete-active": x[currentFocus].classList.add("autocomplete-active"); } function removeActive(x) { // Remove the "active" class from all autocomplete items: for (var i = 0; i < x.length; i++) { x[i].classList.remove("autocomplete-active"); } } function closeAllLists(elmnt) { // Close all autocomplete lists in the document, except the one passed as an argument: var x = document.getElementsByClassName("autocomplete-items"); for (var i = 0; i < x.length; i++) { if (elmnt != x[i] && elmnt != searchBox) { x[i].parentNode.removeChild(x[i]); } } } // Any other clicks in the document: document.addEventListener("click", function (e) { closeAllLists(e.target); }); } var autoList = [ { value: 'author:""', label: 'Author', match: 'author:"' }, { value: 'author:"^"', label: 'First Author', match: 'first author' }, { value: 'author:"^"', label: 'First Author', match: 'author:"^' }, { value: 'bibcode:""', label: 'Bibcode', desc: 'e.g. bibcode:1989ApJ...342L..71R', match: 'bibcode:"' }, { value: 'bibstem:""', label: 'Publication', desc: 'e.g. bibstem:ApJ', match: 'bibstem:"' }, { value: 'bibstem:""', label: 'Publication', desc: 'e.g. bibstem:ApJ', match: 'publication (bibstem)' }, { value: 'arXiv:', label: 'arXiv ID', match: 'arxiv:' }, { value: 'doi:', label: 'DOI', match: 'doi:' }, { value: 'full:""', label: 'Full text search', desc: 'title, abstract, and body', match: 'full:' }, { value: 'full:""', label: 'Full text search', desc: 'title, abstract, and body', match: 'fulltext' }, { value: 'full:""', label: 'Full text search', desc: 'title, abstract, and body', match: 'text' }, { value: 'year:', label: 'Year', match: 'year' }, { value: 'year:1999-2005', label: 'Year Range', desc: 'e.g. 1999-2005', match: 'year range' }, { value: 'aff:""', label: 'Affiliation', match: 'aff:' }, { value: 'abs:""', label: 'Search abstract + title + keywords', match: 'abs:' }, { value: 'database:astronomy', label: 'Limit to papers in the astronomy database', match: 'database:astronomy' }, { value: 'database:physics', label: 'Limit to papers in the physics database', match: 'database:physics' }, { value: 'title:""', label: 'Title', match: 'title:"' }, { value: 'orcid:', label: 'ORCiD identifier', match: 'orcid:' }, { value: 'object:', label: 'SIMBAD object (e.g. object:LMC)', match: 'object:' }, { value: 'property:refereed', label: 'Limit to refereed', desc: '(property:refereed)', match: 'refereed' }, { value: 'property:refereed', label: 'Limit to refereed', desc: '(property:refereed)', match: 'property:refereed' }, { value: 'property:notrefereed', label: 'Limit to non-refereed', desc: '(property:notrefereed)', match: 'property:notrefereed' }, { value: 'property:notrefereed', label: 'Limit to non-refereed', desc: '(property:notrefereed)', match: 'notrefereed' }, { value: 'property:eprint', label: 'Limit to eprints', desc: '(property:eprint)', match: 'eprint' }, { value: 'property:eprint', label: 'Limit to eprints', desc: '(property:eprint)', match: 'property:eprint' }, { value: 'property:openaccess', label: 'Limit to open access', desc: '(property:openaccess)', match: 'property:openaccess' }, { value: 'property:openaccess', label: 'Limit to open access', desc: '(property:openaccess)', match: 'openaccess' }, { value: 'doctype:software', label: 'Limit to software', desc: '(doctype:software)', match: 'software' }, { value: 'doctype:software', label: 'Limit to software', desc: '(doctype:software)', match: 'doctype:software' }, { value: 'property:inproceedings', label: 'Limit to papers in conference proceedings', desc: '(property:inproceedings)', match: 'proceedings' }, { value: 'property:inproceedings', label: 'Limit to papers in conference proceedings', desc: '(property:inproceedings)', match: 'property:inproceedings' }, { value: 'citations()', label: 'Citations', desc: 'Get papers citing your search result set', match: 'citations(' }, { value: 'references()', label: 'References', desc: 'Get papers referenced by your search result set', match: 'references(' }, { value: 'trending()', label: 'Trending', desc: 'Get papers most read by users who recently read your search result set', match: 'trending(' }, { value: 'reviews()', label: 'Review Articles', desc: 'Get most relevant papers that cite your search result set', match: 'reviews(' }, { value: 'useful()', label: 'Useful', desc: 'Get papers most frequently cited by your search result set', match: 'useful(' }, { value: 'similar()', label: 'Similar', desc: 'Get papers that have similar full text to your search result set', match: 'similar(' }, ]; 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