{"id":20653,"date":"2011-09-23T21:15:19","date_gmt":"2011-09-23T20:15:19","guid":{"rendered":"http:\/\/www.astb.se\/cassiopeiabloggen\/?p=20653"},"modified":"2011-09-24T07:28:14","modified_gmt":"2011-09-24T06:28:14","slug":"nr-237-2011","status":"publish","type":"post","link":"https:\/\/www.astb.se\/cassiopeiabloggen\/2011\/09\/23\/nr-237-2011\/","title":{"rendered":"Nr 237 2011"},"content":{"rendered":"<h2>Neutrino-sensationen 2.0<\/h2>\n<p>PS till f\u00f6rra W-bloggen: Ansvariga i forskarsamh\u00e4llet vet nog inte riktigt vllket ben de ska st\u00e5 p\u00e5.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/DSC_0045_2_-2-863ef1.jpg\"><img decoding=\"async\" class=\"alignleft size-medium wp-image-20718\" title=\"Neutriner kan bara f\u00e5ngas genom sofistikerad teknik i djuuupa k\u00e4llarvalv... Foto: OPERA (Oscillation Project with Emulsion-tRacking Apparatus)\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/DSC_0045_2_-2-863ef1-300x201.jpg\" alt=\"\" width=\"300\" height=\"201\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/DSC_0045_2_-2-863ef1-300x201.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/DSC_0045_2_-2-863ef1.jpg 520w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>Och jag m\u00e5ste s\u00e4ga till neutrinoforskarnas heder att de sj\u00e4lva f\u00f6rsett sin rapport med en hel del reservationer, och som alltid inom forskningen g\u00e4ller det nu att genomf\u00f6ra kontrollexperiment. Den h\u00e4r g\u00e5ngen kan fysikerna inte s\u00e4ga att de inte har tid eller har annat att g\u00f6ra &#8211; de m\u00e5ste helt enkelt genomf\u00f6ra nya studier. F\u00f6r mycket st\u00e5r p\u00e5 spel.<\/p>\n<p>CERN gick tidigare i dag\u00a0 ut <a href=\"http:\/\/press.web.cern.ch\/press\/PressReleases\/Releases2011\/PR19.11E.html\">med en release med en hel del fr\u00e5getecken<\/a> och skrev bl a s\u00e5 h\u00e4r:<\/p>\n<p><strong>&#8220;The OPERA result is based on the observation of over 15000 neutrino events measured at Gran Sasso, and appears to indicate that the neutrinos travel at a velocity 20 parts per million above the speed of light, nature\u2019s cosmic speed limit. Given the potential far-reaching consequences of such a result, independent measurements are needed before the effect can either be refuted or firmly established. This is why the OPERA collaboration has decided to open the result to broader scrutiny.&#8221;<br \/>\n<\/strong><\/p>\n<p>I rapporten fr\u00e5n det internationella forskarteamet (italienare, ryssar, koreaner m fl),<a href=\"http:\/\/static.arxiv.org\/pdf\/1109.4897.pdf\"> som i sin helhet g\u00e5r att ladda ner p\u00e5 pdf<\/a>, heter det avslutningsvis:<\/p>\n<p><strong>&#8220;Despite the large significance of the measurement reported here and the stability of the<br \/>\nanalysis, the potentially great impact of the result motivates the continuation of our studies in<br \/>\norder to investigate possible still unknown systematic effects that could explain the observed<br \/>\nanomaly. We deliberately do not attempt any theoretical or phenomenological interpretation of<br \/>\nthe results.&#8221;<\/strong><\/p>\n<p>Det kontroversiella resultatet av de tre \u00e5rs neutrinom\u00e4tningarna, sammanfattas s\u00e5 h\u00e4r:<\/p>\n<p>&#8221;<\/p>\n<p><strong>&#8211; &#8211; &#8211; anomaly corresponds to a relative\u00a0 difference of the muon neutrino velocity with respect to the speed of light (v-c)\/c\u00a0 = (2.48 \u00b1 0.28 (stat.) \u00b1 0.30 (sys.)) \u00d710<sup>-5.<\/sup><\/strong><\/p>\n<p><strong><sup>&#8220;<\/sup><br \/>\n<\/strong><\/p>\n<p>Forts. f\u00f6ljer.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/logo_opera.gif\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-20714\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/logo_opera.gif\" alt=\"\" width=\"169\" height=\"127\" \/><\/a><\/p>\n<h2>Den f\u00f6rste Copernicus-astrologen?<\/h2>\n<p>Det vore naivt att tro att bara f\u00f6r att vi b\u00f6rjade g\u00e5 \u00f6ver till <strong>Copernicus <\/strong>heliocentriska v\u00e4rldssystem, s\u00e5 upph\u00f6rde astrologin.<\/p>\n<p>Den f\u00f6rste Copernicus-astrologen var f\u00f6rmodligen <strong>Andreas Aurifaber<\/strong>, vars\u00a0 <em>Practica<\/em> kom ut redan 1541. Denne var gift med dottern till Copernicus f\u00f6rtrogne (?) <strong>Andreas Osiander<\/strong>.<\/p>\n<h2>Webb-teleskopet r\u00e4ddas?<\/h2>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/jwst2.jpg\"><img decoding=\"async\" class=\"alignleft size-medium wp-image-20678\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/jwst2-300x250.jpg\" alt=\"\" width=\"300\" height=\"250\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/jwst2-300x250.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/jwst2.jpg 398w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>Aktionerna till f\u00f6rm\u00e5n f\u00f6r The James Webb Space Telescope, uppf\u00f6ljaren till Hubble-teleskopet, har varit m\u00e5nga och nu har ocks\u00e5 en panel best\u00e5ende av amerikanska senatorer i den s\u00e5 kallade <span style=\"text-decoration: underline;\">Senate Appropriations commerce, justice, and science subcommittee <\/span>&#8211; herrar och damer med makt &#8211; f\u00f6respr\u00e5kat att JWST f\u00e5r 150 miljoner dollar mer \u00e4n <strong>Obama<\/strong> f\u00f6reslagit.<\/p>\n<p>Enligt detta f\u00f6rslag skulle teleskopbygget f\u00e5 sammanlagt 530 miljoner US-dollars n\u00e4sta \u00e5r.<\/p>\n<p>Nu g\u00e5r f\u00f6rslaget vidare till en \u00e4nnu m\u00e4ktigare grupp inom senaten, <span style=\"text-decoration: underline;\">Senate Appropriations Committee<\/span>, som leds av en av JWST:s f\u00f6respr\u00e5kare, demokraten\u00a0 <strong>Barbara Mikulski<\/strong> fr\u00e5n Maryland d\u00e4r bl a Goddard Space Flight Center iligger i\u00a0 Greenbelt.<\/p>\n<p>En kompromiss mellan JWST-fienderna i representanthuset och JWST-v\u00e4nnerna i senaten m\u00e5ste till f\u00f6r att projektet ska kunna r\u00e4ddas och president Obama skriva under &#8220;papperna&#8221;.<\/p>\n<p><!-- p { margin-bottom: 0.21cm; } --><\/p>\n<h2>Stj\u00e4rnpoet (4)<\/h2>\n<p style=\"margin-bottom: 0cm;\" lang=\"sv-SE\">Nu \u00e4r vi p\u00e5 min mammas gata: Jazz OCH meteorer!<\/p>\n<p style=\"margin-bottom: 0cm;\" lang=\"sv-SE\">Relationer man-kvinna och stj\u00e4rnfall tycks vara f\u00f6r evigt f\u00f6rknippade, och I dag riktar <strong>Carl-Olof B\u00f6rjeson<\/strong>, W-bloggens egen stell\u00e4re poets\u00f6kare, uppm\u00e4rksamheten mot <em>Stars fell on Alabama<\/em> fr\u00e5n 1934, en jazzl\u00e5t av <strong>Mitchell Parish <\/strong>och <strong>Frank Perkins<\/strong>. Det \u00e4r en en s\u00e5 kallad &#8220;standard&#8221;, som sjungits in av alla stora amerikanska artister som <strong>Frank Sinatra, Ella Fitzgerald, Doris Day, Frankie Laine, Dean Martin, Aita O\u00b4Day, Mel Torm\u00e9<\/strong> m fl m fl.<\/p>\n<p style=\"margin-bottom: 0cm;\" lang=\"sv-SE\">P\u00e5 n\u00e4tet rekommenderar jag g\u00e4rna <a href=\"http:\/\/www.youtube.com\/watch?v=6ibV3tCDvd8&amp;feature=related\">denna gripande inspelning p\u00e5 Youtube\u00a0 &#8211; med en sk\u00f6r Billie Holliday<\/a>.<\/p>\n<p style=\"margin-bottom: 0cm;\" lang=\"sv-SE\"><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/billie-holiday.jpg\"><img decoding=\"async\" class=\"aligncenter size-medium wp-image-20660\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/billie-holiday-226x300.jpg\" alt=\"\" width=\"226\" height=\"300\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/billie-holiday-226x300.jpg 226w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/billie-holiday.jpg 500w\" sizes=\"(max-width: 226px) 100vw, 226px\" \/><\/a><\/p>\n<p style=\"margin-bottom: 0cm;\" lang=\"sv-SE\">Och stj\u00e4rnfallen \u00f6ver Alabama?<\/p>\n<p style=\"margin-bottom: 0cm;\" lang=\"sv-SE\">Det handlar f\u00f6rst\u00e5s om den otroliga Leonidsv\u00e4rmen 1833, d\u00e5 tusentals meteorer syntes i timmen. En historisk begivenhet. S\u00e5 h\u00e4r tyckte en konstn\u00e4r att meteorsv\u00e4rmen s\u00e5g ut lite l\u00e4ngre norrut, \u00f6ver Niagara-fallen det \u00e5ret:<\/p>\n<p style=\"margin-bottom: 0cm;\" lang=\"sv-SE\"><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/leonid_meteor_storm_1833.jpg\"><img decoding=\"async\" class=\"aligncenter size-medium wp-image-20662\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/leonid_meteor_storm_1833-200x300.jpg\" alt=\"\" width=\"200\" height=\"300\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/leonid_meteor_storm_1833-200x300.jpg 200w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/leonid_meteor_storm_1833.jpg 512w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/p>\n<p style=\"margin-bottom: 0cm;\" lang=\"sv-SE\">H\u00e4r \u00e4r den poetiska texten:<\/p>\n<p style=\"margin-bottom: 0cm;\"><span style=\"font-size: large;\">Stars fell on Alabama<\/span><\/p>\n<p style=\"margin-bottom: 0cm;\">We lived our little drama<\/p>\n<p style=\"margin-bottom: 0cm;\">We kissed in a field of white<\/p>\n<p style=\"margin-bottom: 0cm;\">And stars fell on Alabama<\/p>\n<p style=\"margin-bottom: 0cm;\">Last night<\/p>\n<p style=\"margin-bottom: 0cm;\">I can`t forget the glamour<\/p>\n<p style=\"margin-bottom: 0cm;\">Your eyes held a tender light<\/p>\n<p style=\"margin-bottom: 0cm;\">While stars fell on Alabama<\/p>\n<p style=\"margin-bottom: 0cm;\">Last night<\/p>\n<p style=\"margin-bottom: 0cm;\">I never planned in my imagination<\/p>\n<p style=\"margin-bottom: 0cm;\">A situation &#8211; so heavenly<\/p>\n<p style=\"margin-bottom: 0cm;\">A fairy land where no one else could enter<\/p>\n<p style=\"margin-bottom: 0cm;\">And in the center &#8211; just you and me<\/p>\n<p style=\"margin-bottom: 0cm;\">My heart beat like a hammer<\/p>\n<p style=\"margin-bottom: 0cm;\">Arms wound around you tight<\/p>\n<p style=\"margin-bottom: 0cm;\">And stars fell on Alabama<\/p>\n<p>Last night<\/p>\n<div id=\"story\" style=\"padding-bottom: 10px;\">\n<h2>Enceladus regnar p\u00e5 Saturnus<\/h2>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/PIA077581.jpg\"><img decoding=\"async\" width=\"150\" height=\"150\" class=\"alignleft size-thumbnail wp-image-20686\" style=\"width: 122px; height: 122px;\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/PIA077581-150x150.jpg\" alt=\"\" \/><\/a>Tidigare i \u00e5r kunde vi l\u00e4sa tack vare ESA att Enceladus, Saturnus-m\u00e5nen, spyr ut vatten som l\u00e4gger sig som en fr\u00e4lsarkrans runt Saturnus och fuktar gasj\u00e4ttens atmosf\u00e4r. Molnet \u00e4r 600 000 km tv\u00e4rs\u00f6ver ochha en tjocklek p\u00e5\u00a0 60 000 km.<\/p>\n<p><a href=\"http:\/\/www.jpl.nasa.gov\/news\/news.cfm?release=2011-299\">Nu visar ytterligare observationer och ber\u00e4kningar <\/a>att medan det mesta vattnet i denna &#8220;torus&#8221; eller h\u00e5lkaka pyser ut i rymden, regnar en del ner p\u00e5 Saturnus ringsystem och 3-5 procent n\u00e5r Saturnus \u00f6vre atmosf\u00e4r.<\/p>\n<p>ESA:s Herschel-sond st\u00e5r f\u00f6r de senaste m\u00e4tningarna och de st\u00e4mmer f\u00f6rv\u00e5nansv\u00e4rt v\u00e4l med de kalkyler forskarna r\u00e4knat p\u00e5.<\/p>\n<h2>G\u00f6sta Gahm f\u00f6rel\u00e4ser p\u00e5 Astronomdagarna<\/h2>\n<\/div>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/Gosta-Gahm.jpg\"><img decoding=\"async\" width=\"216\" height=\"300\" class=\"alignleft size-medium wp-image-20669\" style=\"width: 132px; height: 182px;\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/Gosta-Gahm-216x300.jpg\" alt=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/Gosta-Gahm-216x300.jpg 216w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/09\/Gosta-Gahm.jpg 354w\" sizes=\"(max-width: 216px) 100vw, 216px\" \/><\/a>P\u00e5 torsdag kv\u00e4ll 29 september med start kl 18 f\u00f6rel\u00e4ser professor emeritus <strong>G\u00f6sta Gahm<\/strong> (t v) p\u00e5 Astronomdagarna i G\u00f6teborg.<\/p>\n<p>Plats: Palmstedtsalen, k\u00e5rhuset, Chalmers, Johanneberg,\u00a0 G\u00f6teborg.<br \/>\nTemat f\u00f6r denna s\u00e5 kallade Nordenmark-f\u00f6rel\u00e4sning (efter <strong>N V E Nordenmark<\/strong>)\u00a0 \u00e4r <em>Jord Luft Vatten Eld &#8211; L\u00e4nken till kosmos.<\/em><br \/>\nNordenmark-f\u00f6rel\u00e4sningen arrangeras vartannat \u00e5r\u00a0 av Svenska Astronomiska S\u00e4llskapet, och f\u00f6redraget \u00e4r aturligtvis \u00f6ppet f\u00f6r allm\u00e4nheten &#8211; och gratis!<br \/>\nOm sin f\u00f6rel\u00e4sning ber\u00e4ttar G\u00f6sta Gahm att vi f\u00e5r f\u00f6lja antikens id\u00e9 om att\u00a0 kosmos formats ur de fyra\u00a0 elementen, att\u00a0 v\u00e5r jordiska milj\u00f6 \u00e4r intimt kopplad till v\u00e5r kosmiska\u00a0 milj\u00f6 \u2013 och att sp\u00e5ren av jordens\u00a0 tillkomst och historia finns\u00a0 bevarade omkring oss.<\/p>\n<p>G\u00f6sta Gahm var i m\u00e5nga \u00e5r prfessor i Stockholm och ordf\u00f6rande f\u00f6r Svenska Astronomiska S\u00e4lskapet, v\u00e5r paraplyorganisation i Sverige som ger ut <em>Popul\u00e4r Astronomi.<\/em><\/p>\n<p>Efter sin pensionering forts\u00e4tter G\u00f6sta Gahm att forska. Hans specialitet just nu \u00e4r de stj\u00e4rnbildande pyttesm\u00e5, kollapsade &#8220;globuletterna&#8221; som kan ses lite h\u00e4r och var i Vintergatans t\u00f6cken. Om detta sp\u00e4nnande \u00e4mne skrev han bl a i Pop Ast nr 3 2010. Rekommenderas!<\/p>\n<div>\n<p>\u00d6vrig info om Astronomdagarna finns<a href=\"http:\/\/www.chalmers.se\/rss\/oso-sv\/astronomdagarna-2011\"> h\u00e4r.<\/a><\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/08\/ad2011_banner_3001-226.jpg\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-19100\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/08\/ad2011_banner_3001-226.jpg\" alt=\"\" width=\"300\" height=\"149\" \/><\/a><\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/08\/oso-vit-web126.jpg\"><br \/>\n<\/a><\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2011\/08\/saslogobla29.png\"><br \/>\n<\/a><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Neutrino-sensationen 2.0 PS till f\u00f6rra W-bloggen: Ansvariga i forskarsamh\u00e4llet vet nog inte riktigt vllket ben de ska st\u00e5 p\u00e5. Och jag m\u00e5ste s\u00e4ga till neutrinoforskarnas heder att de sj\u00e4lva f\u00f6rsett sin rapport med en hel del reservationer, och som alltid inom forskningen g\u00e4ller det nu att genomf\u00f6ra kontrollexperiment. Den h\u00e4r g\u00e5ngen kan fysikerna inte s\u00e4ga&hellip;&nbsp;<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/2011\/09\/23\/nr-237-2011\/\" rel=\"bookmark\">L\u00e4s mer &raquo;<span class=\"screen-reader-text\">Nr 237 2011<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":[],"rop_publish_now_history":[],"rop_publish_now_status":"pending","neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[3],"tags":[],"_links":{"self":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/20653"}],"collection":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/comments?post=20653"}],"version-history":[{"count":61,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/20653\/revisions"}],"predecessor-version":[{"id":20729,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/20653\/revisions\/20729"}],"wp:attachment":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/media?parent=20653"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/categories?post=20653"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/tags?post=20653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}