{"id":478,"date":"2013-10-10T12:18:03","date_gmt":"2013-10-10T10:18:03","guid":{"rendered":"http:\/\/astronomy.lamost.org\/blog\/?page_id=478"},"modified":"2013-10-10T12:18:53","modified_gmt":"2013-10-10T10:18:53","slug":"%e6%88%91%e7%88%b1%e5%90%90%e6%a7%bd","status":"publish","type":"page","link":"http:\/\/astronomy.lamost.org\/blog\/?page_id=478","title":{"rendered":"\u7231\u5410\u69fd"},"content":{"rendered":"<p>1.<a href=\"http:\/\/arxiv.org\/abs\/1211.6256\">A structure in the early universe at z ~ 1.3 that exceeds the  homogeneity scale of the R-W concordance cosmology<\/a><\/p>\n<p>A Large Quasar Group (LQG) of particularly large size and high membership has been identified in the DR7QSO catalogue of the Sloan Digital Sky Survey. It has characteristic size (volume^1\/3) ~ 500 Mpc (proper size, present epoch), longest dimension ~ 1240 Mpc, membership of 73 quasars, and mean redshift &lt;z&gt; = 1.27.<\/p>\n<p>Its size suggests incompatibility with the Yadav et  al. scale of homogeneity for the concordance cosmology, and thus <span style=\"color: #ff0000;\"> challenges the assumption of the cosmological principle.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.A structure in the early universe at z ~ 1.3 that exc&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-478","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/astronomy.lamost.org\/blog\/index.php?rest_route=\/wp\/v2\/pages\/478","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/astronomy.lamost.org\/blog\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/astronomy.lamost.org\/blog\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/astronomy.lamost.org\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/astronomy.lamost.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=478"}],"version-history":[{"count":3,"href":"http:\/\/astronomy.lamost.org\/blog\/index.php?rest_route=\/wp\/v2\/pages\/478\/revisions"}],"predecessor-version":[{"id":481,"href":"http:\/\/astronomy.lamost.org\/blog\/index.php?rest_route=\/wp\/v2\/pages\/478\/revisions\/481"}],"wp:attachment":[{"href":"http:\/\/astronomy.lamost.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}