{"id":1509,"date":"2021-04-16T18:28:00","date_gmt":"2021-04-16T18:28:00","guid":{"rendered":"https:\/\/astro.uc.cl\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/"},"modified":"2022-07-21T19:47:30","modified_gmt":"2022-07-21T19:47:30","slug":"gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon","status":"publish","type":"charlas","link":"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/","title":{"rendered":"Gas-poor clusters: what kind of beasts are they? &#8211; Stefano Andreon"},"content":{"rendered":"\n<p><strong>Stefano Andreon (INAF-OA Brera) Gas-poor clusters: what kind of beasts are they?<\/strong> The known variety of galaxy clusters is constantly increasing with our progress in understanding the severity of selection effects on observational samples and with obvious implications on cosmology and cluster physics. In the talk, after a general introduction on galaxy clusters and a reminder on selection effects, I present perhaps the first X-ray unbiased sample of clusters with known masses and X-ray follow-up, its more variegate nature compared to clusters selected by the intracluster medium (X-ray or SZ), and first results based on a deeper X-ray follow-up of a few of them.<\/p>\n","protected":false},"featured_media":997,"template":"","meta":[],"categorias_charlas":[58],"class_list":["post-1509","charlas","type-charlas","status-publish","has-post-thumbnail","hentry","categorias_charlas-coloquios"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Gas-poor clusters: what kind of beasts are they? - Stefano Andreon - Instituto de Astrof\u00edsica<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gas-poor clusters: what kind of beasts are they? - Stefano Andreon - Instituto de Astrof\u00edsica\" \/>\n<meta property=\"og:description\" content=\"Stefano Andreon (INAF-OA Brera) Gas-poor clusters: what kind of beasts are they? The known variety of galaxy clusters is constantly increasing with our progress in understanding the severity of selection effects on observational samples and with obvious implications on cosmology and cluster physics. In the talk, after a general introduction on galaxy clusters and a [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/\" \/>\n<meta property=\"og:site_name\" content=\"Instituto de Astrof\u00edsica\" \/>\n<meta property=\"article:modified_time\" content=\"2022-07-21T19:47:30+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/astro.uc.cl\/wp-content\/uploads\/2022\/06\/image_Stars300352.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1152\" \/>\n\t<meta property=\"og:image:height\" content=\"648\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/\",\"url\":\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/\",\"name\":\"Gas-poor clusters: what kind of beasts are they? - Stefano Andreon - Instituto de Astrof\u00edsica\",\"isPartOf\":{\"@id\":\"https:\/\/astro.uc.cl\/en\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/astro.uc.cl\/wp-content\/uploads\/2022\/06\/image_Stars300352.png\",\"datePublished\":\"2021-04-16T18:28:00+00:00\",\"dateModified\":\"2022-07-21T19:47:30+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/#primaryimage\",\"url\":\"https:\/\/astro.uc.cl\/wp-content\/uploads\/2022\/06\/image_Stars300352.png\",\"contentUrl\":\"https:\/\/astro.uc.cl\/wp-content\/uploads\/2022\/06\/image_Stars300352.png\",\"width\":1152,\"height\":648},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\/\/astro.uc.cl\/en\/inicio\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Charlas\",\"item\":\"https:\/\/astro.uc.cl\/en\/charlas\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Gas-poor clusters: what kind of beasts are they? &#8211; Stefano Andreon\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/astro.uc.cl\/en\/#website\",\"url\":\"https:\/\/astro.uc.cl\/en\/\",\"name\":\"Instituto de Astrof\u00edsica\",\"description\":\"Facultad de F\u00edsica\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/astro.uc.cl\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Gas-poor clusters: what kind of beasts are they? - Stefano Andreon - Instituto de Astrof\u00edsica","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/astro.uc.cl\/en\/charlas\/gas-poor-clusters-what-kind-of-beasts-are-they-stefano-andreon\/","og_locale":"en_US","og_type":"article","og_title":"Gas-poor clusters: what kind of beasts are they? - Stefano Andreon - Instituto de Astrof\u00edsica","og_description":"Stefano Andreon (INAF-OA Brera) Gas-poor clusters: what kind of beasts are they? 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