{"id":26638,"date":"2012-01-28T12:16:35","date_gmt":"2012-01-28T11:16:35","guid":{"rendered":"http:\/\/www.astb.se\/cassiopeiabloggen\/?p=26638"},"modified":"2012-01-28T13:42:45","modified_gmt":"2012-01-28T12:42:45","slug":"nr-24-2012","status":"publish","type":"post","link":"https:\/\/www.astb.se\/cassiopeiabloggen\/2012\/01\/28\/nr-24-2012\/","title":{"rendered":"Nr 24 2012"},"content":{"rendered":"<h2>Komet Garradd med antisvans<\/h2>\n<div id=\"msgBodyDiv\" class=\"msgBodyTxt\" style=\"padding-left: 0px;\">\n<div>&#8211; Jag hade denna l\u00f6rdagsmorgon chatkontakt med astrofotografen <strong>Rolando Ligustri <\/strong>fr\u00e5n Latisana, Italien. Han hade fotograferat Garradd\u00b4s komet i torsdags och f\u00e5tt med en antisvans, ber\u00e4ttar W-bloggens vicechef <strong>Christian Vestergaard<\/strong>.<\/div>\n<div>&#8211; Jag antar att kometen \u00e4r p\u00e5 v\u00e4g ut ur solsystemet nu.<\/div>\n<div>Rolando Ligustri \u00e4r ett av toppnamnen inom astrofotgraferandets sk\u00f6na konst och en av drivkrafterna bakom det internationella teleskopn\u00e4tverket GRAS (&#8220;Global Rent a Scope&#8221;). <a href=\"http:\/\/www.global-rent-a-scope.com\/gras...\/rolando-ligustri-the-comet-man.html\">Han presenteras h\u00e4r som &#8220;the Comet Man&#8221;!<\/a><\/div>\n<div><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/335578_358690154159438_100000553682989_1349989_1606389366_o.jpg\"><img decoding=\"async\" width=\"640\" height=\"500\" class=\"aligncenter size-full wp-image-26656\" style=\"width: 485px; height: 379px;\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/335578_358690154159438_100000553682989_1349989_1606389366_o.jpg\" alt=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/335578_358690154159438_100000553682989_1349989_1606389366_o.jpg 640w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/335578_358690154159438_100000553682989_1349989_1606389366_o-300x234.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/div>\n<div><span style=\"font-size: 12px;\"><span style=\"font-family: arial,helvetica,sans-serif;\"><br \/>\n<\/span><\/span><\/div>\n<div><span style=\"font-size: 12px;\"><span style=\"font-family: arial,helvetica,sans-serif;\">Antisvansar \u00e4r ett fenomen i sig, som faktiskt avsl\u00f6jades p\u00e5 allvar 1957 av v\u00e5r nestor och guru<strong> Rune Fogelquist<\/strong> n\u00e4r han fotograferade det \u00e5rets spektakul\u00e4ra <span style=\"text-decoration: underline;\">Komet Arend-Roland<\/span>.<\/span><\/span><\/div>\n<div><span style=\"font-size: 12px;\"><span style=\"font-family: arial,helvetica,sans-serif;\">Antisvansarna \u00e4r ett perspektiviskt fenomen.<\/span><\/span><\/div>\n<\/div>\n<h2>Storm\u00f6te inledde 75-\u00e5rsjubel\u00e5ret<\/h2>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/75years1-150x150.png\"><img decoding=\"async\" width=\"150\" height=\"150\" class=\"alignleft size-full wp-image-26666\" style=\"width: 55px; height: 55px;\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/75years1-150x150.png\" alt=\"\" \/><\/a>N\u00e4stan 100 personer var p\u00e5 plats p\u00e5 senaste Tycho Brahe-f\u00f6redraget d\u00e5 lundaprofessorn <strong>Torbj\u00f6rn Sj\u00f6strand <\/strong>f\u00f6rel\u00e4ste f\u00f6r oss om m\u00f6rk materia, jakten p\u00e5 Higgs-partiklar och annat sp\u00e4nnande.<\/p>\n<p>&#8211; En utomordentlig b\u00f6rjan p\u00e5 v\u00e5rt 75-\u00e5rsjubileums\u00e5r, menade ordf\u00f6randen <strong>Peter Linde<\/strong>.<\/p>\n<p>Torbj\u00f6rn har verkligen g\u00e5tt den l\u00e5nga v\u00e4gen, fr\u00e5n ung amat\u00f6rastronom i Malm\u00f6 till professorsstol i Lund. Den sortens karri\u00e4r \u00e4r han i och f\u00f6r sig inte ensam om. Flera av de en g\u00e5ng ;MYCKET UNGA\u00a0 Malm\u00f6\/Lund-amat\u00f6rerna \u00e4r\u00a0 i dag professorer, docenter, universitetslektorer och toppforskare\u00a0 inom astronomi och partikelfysik och spridda \u00e4nda fr\u00e5n Lund upp till Uppsala och ner till tyska Garching.<\/p>\n<h3><span style=\"text-decoration: underline;\">125-\u00e5rsminne v\u00e4rt lyfta fram:<\/span><\/h3>\n<h2>Isaac Roberts fotograferade M31:s spiralstruktur<\/h2>\n<p>1887 tog den\u00a0 Wales-f\u00f6dde amat\u00f6rastronomen <strong>Isaac Roberts<\/strong>,\u00a0 Sir Isaac Roberts,\u00a0 de f\u00f6rsta fotografierna som visade p\u00e5 Andromeda-systemets, &#8220;Andromeda-nebulosans&#8221;, spiralstruktur. Genom \u00e5ren tog han flera M31-bilder, som upplyfts till ikoner i v\u00e5r moderna(re) astrofotografiska historia.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/Roberts2.jpg\"><img decoding=\"async\" class=\"alignleft size-thumbnail wp-image-26648\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/Roberts2-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><\/a>Roberts hade ingen aning om M31:s sanna natur. Han hyste en sorts &#8220;herscheliansk&#8221; grunduppfattning, att nebulosan var en stj\u00e4rna p\u00e5 v\u00e4g att bildas och att de b\u00e4gge\u00a0 nebulosasatelliterna var f\u00f6rstadier till planeter.<\/p>\n<p>N\u00e5gra \u00e5rtiondena senare slogs galaxteorin definitivit fast, men d\u00e5 var Sir Isaac sen l\u00e4nge d\u00f6d. Han dog 1904, var f\u00f6dd redan 1829.<\/p>\n<p>Under sin livstid publicerade Roberts tv\u00e5 stora fotografiska stj\u00e4rn\/nebulosa\/klothops-kataloger (<em>Photographs of Stars, Star Clusters and Nebulae<\/em>, 1893, 1899)), och hans andra betydligt yngre hustru, Paris-anknutna astronomen <strong>Dorothea Klumpke-Roberts <\/strong>s\u00e5g till att en tredje ut\u00f6kad\u00a0 upplaga utkom i samband med 100-\u00e5rsminnet av hans f\u00f6delse 1929.<\/p>\n<p>1880-talet var Roberts STORA \u00c5RTIONDE. Han fotograferade inte bara M31, han synade ocks\u00e5 M33, Orionnebulosan, Sl\u00f6jnebulosan och Plejaderna med dess nebulositet och en rad andra himlakroppar. Exponeringstiderna var ofta v\u00e4ldigt l\u00e5nga, pl\u00e5tarna till\u00e4t inget annat. Den mest ber\u00f6mda Andromeda-bilden tog \u00e5tminstone tre timmar att dokumentera.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/evt101012105500655.jpg\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-26649\" title=\"Roberts f\u00f6rsta Andromedabilder tog s 1887...\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/evt101012105500655.jpg\" alt=\"\" width=\"350\" height=\"229\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/evt101012105500655.jpg 350w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/evt101012105500655-300x196.jpg 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/a><\/p>\n<p>Isaac Robnert kom att bos\u00e4tta sig\u00a0 p\u00e5 ett par st\u00e4llen i England (Birkenhead, Liverpool, Crowborough i\u00a0 Sussex) , och hans dubbelteleskop &#8211; en halv meters reflektor som han fotograferade med och en 7-tums refraktor som anv\u00e4ndes som guide- och\u00a0 f\u00f6ljeteleskop &#8211; st\u00e5r i dag i en kupol p\u00e5 taket\u00a0 till Science Museum i London. Tyv\u00e4rr \u00e4r det inte \u00e5tkomligt f\u00f6r allm\u00e4nheten p g a ombyggnader just nu.<\/p>\n<p>Roberts var som sagt walesare och gl\u00f6mde aldrig sitt tungom\u00e5l.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/pic_iroberts2.jpg\"><img decoding=\"async\" width=\"569\" height=\"371\" class=\"aligncenter size-full wp-image-26650\" style=\"width: 493px; height: 322px;\" title=\"... och emd tiden fick han allt b\u00e4ttre grepp om den \u00f6verraskande spiraltrukturen.\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/pic_iroberts2.jpg\" alt=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/pic_iroberts2.jpg 569w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/pic_iroberts2-300x195.jpg 300w\" sizes=\"(max-width: 569px) 100vw, 569px\" \/><\/a><\/p>\n<p>F\u00f6r sina astronomiska insatser hedrades Roberts b\u00e5de med medlemskap i Royal Society, erh\u00f6ll Royal Astronomical Societys guldmedalj, blev hedersdoktor i Dublin (inte Cardiff!) och har postumt f\u00e5tt en krater uppkallad efter sig p\u00e5 m\u00e5nens baksida.<\/p>\n<p>En hygglig liten bok som s\u00e4tter in Isaac Roberts i sitt sammanhang \u00e4r <strong>Gerard de Vaucouleurs<\/strong> <em>La Photohraphie astronomique<\/em> fr\u00e5n 1958.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/82166.jpg\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-26684\" title=\"Isaac Roberts dubbelteleskop i dag. Foto: Science Museum, London\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/82166.jpg\" alt=\"\" width=\"306\" height=\"428\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/82166.jpg 306w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/82166-214x300.jpg 214w\" sizes=\"(max-width: 306px) 100vw, 306px\" \/><\/a><\/p>\n<h2>Fem sm\u00e5 filmer om evolutionen<\/h2>\n<p><strong>Lars Olefeldt <\/strong>rekommenderar <a href=\"http:\/\/www.youtube.com\/watch?v=F80q4LvXxrY&amp;feature=related\">fem sm\u00e5 &#8220;Youtubar&#8221; om evolutionen<\/a>, filmer som kommer fr\u00e5n forskaren <strong>Jesper R\u00f6nndahl <\/strong>i Lund.<\/p>\n<p>Perspektiv: Om drygt tio \u00e5r \u00e4r det dags att fira 100-\u00e5rsminnet av den av min journalistguru <strong>H L Mencken <\/strong>kallade &#8220;Apr\u00e4tteg\u00e5ngen&#8221; i Tennessee, USA, r\u00e4tteg\u00e5ngen i vilken \u00e5klagaren <strong>Wiliam Jennings Bryan<\/strong> (tidigare presidentkandidat) mot biologil\u00e4raren <strong>John Thomas Scopes<\/strong> f\u00f6rnekade att m\u00e4nniskan var ett d\u00e4ggdjur. Ett s\u00e5 kallat skott i foten.<\/p>\n<h2>V\u00e5rt vackra jordklot<\/h2>\n<p>Tack till alla som p\u00e5pekat att det dykt upp en ny flott bild p\u00e5 v\u00e5rt jordklot, en komposit byggd p\u00e5 <a href=\"http:\/\/npp.gsfc.nasa.gov\/ -\">HD-bilder fr\u00e5n NASA:s Suomi NPP-sond<\/a>. Suomi har inte i detta fall med Finland att g\u00f6ra utan med forskaren och satellitmeteorologins fader <strong>Verner E Suomi<\/strong>.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/globe_east_540.jpg\"><img decoding=\"async\" width=\"540\" height=\"540\" class=\"aligncenter size-full wp-image-26668\" style=\"width: 491px; height: 491px;\" title=\"Foto: NASA\/Suomni NPP\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/globe_east_540.jpg\" alt=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/globe_east_540.jpg 540w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/globe_east_540-150x150.jpg 150w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/globe_east_540-300x300.jpg 300w\" sizes=\"(max-width: 540px) 100vw, 540px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Komet Garradd med antisvans &#8211; Jag hade denna l\u00f6rdagsmorgon chatkontakt med astrofotografen Rolando Ligustri fr\u00e5n Latisana, Italien. Han hade fotograferat Garradd\u00b4s komet i torsdags och f\u00e5tt med en antisvans, ber\u00e4ttar W-bloggens vicechef Christian Vestergaard. &#8211; Jag antar att kometen \u00e4r p\u00e5 v\u00e4g ut ur solsystemet nu. Rolando Ligustri \u00e4r ett av toppnamnen inom astrofotgraferandets sk\u00f6na&hellip;&nbsp;<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/2012\/01\/28\/nr-24-2012\/\" rel=\"bookmark\">L\u00e4s mer &raquo;<span class=\"screen-reader-text\">Nr 24 2012<\/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":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Komet Garradd med antisvans - Jag hade denna l\u00f6rdagsmorgon chatkontakt med astrofotografen Rolando Ligustri fr\u00e5n Latisana, Italien. 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Han hade fotograferat Garradd\u00b4s komet i torsdags och f\u00e5tt med en antisvans, ber\u00e4ttar W-bloggens vicechef Christian Vestergaard. - Jag antar att kometen \u00e4r p\u00e5 v\u00e4g ut ur solsystemet nu. Rolando Ligustri \u00e4r ett av toppnamnen inom astrofotgraferandets sk\u00f6na\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.astb.se\/cassiopeiabloggen\/2012\/01\/28\/nr-24-2012\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2012-01-28T11:16:35+01:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2012-01-28T12:42:45+01:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Nr 24 2012 - Cassiopeiabloggen\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Komet Garradd med antisvans - Jag hade denna l\u00f6rdagsmorgon chatkontakt med astrofotografen Rolando Ligustri fr\u00e5n Latisana, Italien. Han hade fotograferat Garradd\u00b4s komet i torsdags och f\u00e5tt med en antisvans, ber\u00e4ttar W-bloggens vicechef Christian Vestergaard. - Jag antar att kometen \u00e4r p\u00e5 v\u00e4g ut ur solsystemet nu. 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