{"id":83900,"date":"2020-05-03T13:04:29","date_gmt":"2020-05-03T12:04:29","guid":{"rendered":"http:\/\/www.astb.se\/cassiopeiabloggen\/?p=83900"},"modified":"2020-05-04T10:13:57","modified_gmt":"2020-05-04T09:13:57","slug":"nr-36-2020","status":"publish","type":"post","link":"https:\/\/www.astb.se\/cassiopeiabloggen\/2020\/05\/03\/nr-36-2020\/","title":{"rendered":"Nr 36 2020"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nobelpriskandidaten Margaret Burbidge ur tiden<\/h2>\n\n\n\n<p>Det s\u00e5g n\u00e4stan ut som en tanke: I W-bloggen nr 33\/2020 skrev jag om alla astronomer som nominerats till Nobels fysikpris \u00e5ren 1901-1966. En av dem som n\u00e4mndes var <strong>Margaret Burbidge<\/strong>, som nu, visar det sig, har l\u00e4mnat oss 5 april i \u00e5r. 101 \u00e5r gammal!<\/p>\n\n\n\n<p>I <em>Dagens Nyheter<\/em> skrev <strong>Bengt Gustafsson,<\/strong> v\u00e5r pensionerade astronomiprofessor i Uppsala, och <a href=\"https:\/\/www.dn.se\/familj\/en-drottning-bland-stjarnor-galaxer-och-svarta-hal\/\">ber\u00e4ttade d\u00e4r f\u00f6rtj\u00e4nstfullt om hennes liv<\/a>. T ex om arbetet som observerande astronom under m\u00f6rkl\u00e4ggningen i London under andra v\u00e4rldskriget (bomber f\u00f6ll i n\u00e4rheten), inte helt oj\u00e4mf\u00f6rbart med fallet <strong>Walter Baade<\/strong> som under kriget fick tillst\u00e5nd, s\u00e5 tysk han var, att arbeta med Mt Wilson-bj\u00e4ssen alltmedan Los Angeles l\u00e5g nerm\u00f6rkat.<\/p>\n\n\n\n<p>Till en av Burbidges stora insatser var att skapa ett av de centrala instrumenten ombord p\u00e5 Hubble Space Telescope.<\/p>\n\n\n\n<p>Burbidge drabbades som m\u00e5nga av sina kvinnliga kolleger av tidens alla f\u00f6rdomar och hon fightades hela livet f\u00f6r kvinnors j\u00e4mst\u00e4lldhet inom v\u00e5r vetenskap. Den ultimata of\u00f6rsk\u00e4mdheten m\u00e5ste ha varit d\u00e5 hon uts\u00e5gs till chef f\u00f6r Greenwich-observatoriet men titeln &#8220;Astronomer Royal&#8221; gick till en manlig\u00a0 astronom.<br>Gustafsson p\u00e5pekar, att efter en\u00a0vistelsen i USA \u00e5terv\u00e4nde\u00a0makarna Burbidge \u00a0till England f\u00f6r att i samarbete med <strong>Fred Hoyle <\/strong>och <strong>Willie Fowler<\/strong> (legendariska kvartetten <strong>B2FH<\/strong>) uners\u00f6ka hur grund\u00e4mnena bildats av olika k\u00e4rnprocesser i stj\u00e4rnor. Detta ledde 1957 fram till en l\u00e5ng epokg\u00f6rande artikel med Margaret Burbidge som f\u00f6rsta f\u00f6rfattare i <em>Physical Reviews,<\/em> en artikel som var en avg\u00f6rande anledning till att Fowler fick Nobelpriset i fysik 1983.<br>N\u00e4r de g\u00e5tfulla kvasarerna \u2013 som vi i dag vet har supermassiva svarta h\u00e5l i sitt inre \u2013 uppt\u00e4ckts 1963, blev dessa ett av paret Burbidges huvudintressen.<\/p>\n\n\n\n<p><\/p>\n\n\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/?attachment_id=83926\" rel=\"attachment wp-att-83926\"><img decoding=\"async\" width=\"300\" height=\"239\" class=\"aligncenter size-medium wp-image-83926\" alt=\"\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/hoyle-b2fh_big1-300x239.jpg\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/hoyle-b2fh_big1-300x239.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/hoyle-b2fh_big1-1024x814.jpg 1024w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/hoyle-b2fh_big1-768x611.jpg 768w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/hoyle-b2fh_big1-200x159.jpg 200w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/hoyle-b2fh_big1.jpg 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n\n\n<p class=\"has-text-align-center\"><em>Fr\u00e5n den virtuella <a href=\"https:\/\/www.joh.cam.ac.uk\/library\/special_collections\/hoyle\/exhibition\/b2fh\">utst\u00e4llningen Fred Hoyle: An Online Exhibition<\/a>. P\u00e5 bilden fr v&nbsp; Margaret och Geoffrey Burbidge, Willy Fowler, Fred Hoyle. \u00c5ret var 1971. Foto:&nbsp;\u00a9&nbsp;Don Clayton.<\/em><\/p>\n\n\n\n<p>Parentetiskt p\u00e5pekar Gustafsson att Burbidge&nbsp;l\u00e4r ha varit en formidabel f\u00f6rare av sin Jaguarbil!!! <\/p>\n\n\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/?attachment_id=83958\" rel=\"attachment wp-att-83958\"><img decoding=\"async\" width=\"300\" height=\"231\" class=\"aligncenter size-medium wp-image-83958\" alt=\"\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/OIPCOKY70V4-300x231.jpg\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/OIPCOKY70V4-300x231.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/OIPCOKY70V4-200x154.jpg 200w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/OIPCOKY70V4.jpg 350w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n\n\n<p>Hennes korta sj\u00e4lvbiografi <em>Watcher of the Skies <\/em><a href=\"https:\/\/www.annualreviews.org\/doi\/10.1146\/annurev.aa.32.090194.000245\">finns h\u00e4r p\u00e5 n\u00e4tet.<\/a><br><\/p>\n\n\n\n<p>DN-fakta om Margaret Burbidge 1919-2020:<br> * Brittisk astrofysiker. Utbildade sig i London men flyttade sedermera till USA d\u00e4r hon ocks\u00e5 avled.<br>* Gifte sig 1948 med Geoffrey Burbidge, teoretiskt inriktad astrofysiker. Paret fick en dotter, Sarah, f\u00f6dd 1956.<br> * Blev den f\u00f6rsta kvinnliga direkt\u00f6ren f\u00f6r det kungliga Greenwich-observatoriet 1962.<br> * En av de fr\u00e4msta och mest inflytelserika personligheterna i kampen f\u00f6r att f\u00e5 slut p\u00e5 diskriminering av kvinnor inom astronomin.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Klassisk komet &#8211; men bara synlig p\u00e5 dagtid hos oss&#8230;<\/h2>\n\n\n\n<p>Tack till <strong>Hans Hilderfors,<\/strong> som tipsar om kometen SWAN (C\/2020 F8 SWAN) som hos oss bara &#8220;syns&#8221; p\u00e5 dagtid just nu. F\u00f6r fotot nedan svarar <strong>Ted Lekatsas<\/strong> i Australien:<\/p>\n\n\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/?attachment_id=83918\" rel=\"attachment wp-att-83918\"><img decoding=\"async\" width=\"300\" height=\"224\" class=\"aligncenter size-medium wp-image-83918\" alt=\"\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/Komet-Swan-300x224.jpg\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/Komet-Swan-300x224.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/Komet-Swan-1024x766.jpg 1024w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/Komet-Swan-768x575.jpg 768w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/Komet-Swan-200x150.jpg 200w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/Komet-Swan-1536x1149.jpg 1536w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/Komet-Swan.jpg 1668w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n\n\n<p>Fler detaljer om <a href=\"https:\/\/www.astrobin.com\/8jj7k4\/\">Teds foto h\u00e4r.<\/a><\/p>\n\n\n\n<p>Det notabla \u00e4r att kometen, som v\u00e4ntas bli ljusstark och n\u00e5r oss p\u00e5 norra halvklotet om n\u00e5gon vecka d\u00e5 den l\u00e4gger sig n\u00e4ra Capella, uppt\u00e4cktes av SOHO aka Solar and Heliospheric Observatory 25 mars i \u00e5r. SWAN st\u00e5r f\u00f6r Solar Wind ANisotropies<\/p>\n\n\n\n<p>Kometbanans excentricitet uppskattas till det intressanta 1,000.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Starlink \u00e4n en g\u00e5ng<\/h2>\n\n\n\n<p><strong>Elon Musk-<\/strong>f\u00f6retagets Starlink-projekt har nu f\u00e5tt <a href=\"https:\/\/aas.org\/posts\/news\/2020\/04\/spacex-describes-efforts-minimize-adverse-effects-starlink-satellites-astronomy\">Mr Musk att dra \u00e5t sig \u00f6ronen.<\/a>&nbsp;L\u00f6fte ges om att satellitarmadan ska bli osynlig f\u00f6r blotta \u00f6gat en vecka efter uppskjutning och dessutom ska satelliterna besprutas med f\u00e4rg s\u00e5 att de inte st\u00f6r jordbaserade observationer.<\/p>\n\n\n\n<p>En god sammanfattning &nbsp;av astronomernas syn p\u00e5 saken finns <a href=\"https:\/\/arxiv.org\/pdf\/2001.10952.pdf\">h\u00e4r<\/a>.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Peter Modie ur tiden<\/h2>\n\n\n\n<p>En tanke till familjen <strong>Peter Modie<\/strong>, Peter som g\u00e5tt bort 84 \u00e5r gammal. Peter var en god v\u00e4n och skapare av bildbyr\u00e5n IBL i Ljungbyhed. Han l\u00e4t mig alltid plocka russin &#8211; gratis &#8211;&nbsp;ur hans digra bildarkiv till W-bloggen.<\/p>\n\n\n\n<p>N\u00e4r IBL drog ig\u00e5ng avsl\u00f6jade Peter att IBL stod f\u00f6r &#8220;I bananl\u00e5dan&#8221;. N\u00e4r han och hans medarbetare i f\u00f6retagets b\u00f6rjan&nbsp;sakade bilder, sl\u00e4ngdes dessa i en bananl\u00e5da. Mera seri\u00f6st stod f\u00f6rkortningen f\u00f6r Institutet f\u00f6r Bok och Layout , senare Information, Bild &amp; L\u00e4romedel,<\/p>\n\n\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/?attachment_id=83906\" rel=\"attachment wp-att-83906\"><img decoding=\"async\" width=\"300\" height=\"212\" class=\"aligncenter size-medium wp-image-83906\" alt=\"\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/04\/Peter-A4-f\u00e4rg-300x212.jpg\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/04\/Peter-A4-f\u00e4rg-300x212.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/04\/Peter-A4-f\u00e4rg-1024x724.jpg 1024w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/04\/Peter-A4-f\u00e4rg-768x543.jpg 768w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/04\/Peter-A4-f\u00e4rg-200x141.jpg 200w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/04\/Peter-A4-f\u00e4rg-1536x1086.jpg 1536w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/04\/Peter-A4-f\u00e4rg-2048x1448.jpg 2048w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n\n\n<p class=\"has-text-align-center\"><em>Peter Modie d\u00e4r han \u00e4lskade att arbeta &#8211; i bildarkivet p\u00e5 IBL. Bildk\u00e4lla: Mujo&nbsp;Korach<\/em>, <em>Historisk bildbyr\u00e5, Ljungbyhed<\/em><\/p>\n\n\n\n<p>En fantastisk, stridbar f\u00f6retagare och ett h\u00e4rligt bollplank om allt mellan himmel och jord. Golf t ex. Eller om den sataniska antisemitismen som \u00e5terkommit till Sverige. Vi skulle egentligen skrivit en bok tillsammans om fenomenet, men s\u00e5 blev det inte.<\/p>\n\n\n\n<p>F\u00f6r tre \u00e5r sedan kom Peters sista bildv\u00e4nliga bok, <em>750 nedslag i historien &#8211; Fr\u00e5n alkemi till \u00d6tzi.<\/em> Medf\u00f6rfattare <strong>Martin Borg.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Inga medaljer &#8211; tacka coronaviruset f\u00f6r det<\/h2>\n\n\n\n<p>Astronomical Society of the Pacific, en \u00e4rev\u00f6rdig institution i v\u00e5ra led, &nbsp;<a href=\"https:\/\/aas.org\/news\">st\u00e4ller in allt utdelande av \u00e5rets&nbsp; priser<\/a>, hedersmedaljer, m m.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tycho Brahe och pesten<\/h2>\n\n\n\n<p>Sk\u00e5nehistorikern <strong>Sven Rosborn<\/strong> har inlett en serie f\u00f6rel\u00e4sningar p\u00e5 Youtube. <a href=\"https:\/\/www.facebook.com\/search\/top\/?q=sven%20rosborn&amp;epa=SEARCH_BOX\">Den f\u00f6rsta handlade om pandemier i Sk\u00e5ne<\/a> och bl a kom han in p\u00e5 <strong>Tycho Brahes<\/strong> recept mot pesten: I ett brev till en K\u00f6penhamnsprofessor 1571 ber\u00e4ttar Tycho om sina botemedel.&nbsp;<\/p>\n\n\n\n<p>Jag har l\u00e4st det d\u00e4r brevet, skrivet till v\u00e4nnen, reskamraten m m <strong>Anders S\u00f6rensen Vedel<\/strong>, och i det anf\u00f6r Tycho diverse medel mot farliga frossor och febrar. &#8220;M\u00e5nga botas \u00e4ven genom att b\u00e4ra om halsen en i ett n\u00f6tskal innesluten, levande, stor spindel, \u00e4nda tills denne d\u00f6r&#8230;.&#8221; (Ur <em>Tycho Brahes brevv\u00e4xling,<\/em> fr\u00e5n latinet av <strong>Wilhelm Norlind, <\/strong>1926)<\/p>\n\n\n\n<p>Det fanns ingen <strong>Anders Tegnell <\/strong>p\u00e5 Tychos tid!&nbsp;<\/p>\n\n\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/?attachment_id=83954\" rel=\"attachment wp-att-83954\"><img decoding=\"async\" width=\"300\" height=\"300\" class=\"aligncenter size-medium wp-image-83954\" alt=\"\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/0021-500x5001-1-300x300.png\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/0021-500x5001-1-300x300.png 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/0021-500x5001-1-150x150.png 150w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/0021-500x5001-1-200x200.png 200w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2020\/05\/0021-500x5001-1.png 500w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n\n\n<p class=\"has-text-align-center\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nobelpriskandidaten Margaret Burbidge ur tiden Det s\u00e5g n\u00e4stan ut som en tanke: I W-bloggen nr 33\/2020 skrev jag om alla astronomer som nominerats till Nobels fysikpris \u00e5ren 1901-1966. En av dem som n\u00e4mndes var Margaret Burbidge, som nu, visar det sig, har l\u00e4mnat oss 5 april i \u00e5r. 101 \u00e5r gammal! I Dagens Nyheter skrev&hellip;&nbsp;<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/2020\/05\/03\/nr-36-2020\/\" rel=\"bookmark\">L\u00e4s mer &raquo;<span class=\"screen-reader-text\">Nr 36 2020<\/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\/83900"}],"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=83900"}],"version-history":[{"count":50,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/83900\/revisions"}],"predecessor-version":[{"id":83961,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/83900\/revisions\/83961"}],"wp:attachment":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/media?parent=83900"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/categories?post=83900"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/tags?post=83900"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}