{"id":38137,"date":"2013-01-07T23:39:04","date_gmt":"2013-01-07T22:39:04","guid":{"rendered":"http:\/\/www.astb.se\/cassiopeiabloggen\/?p=38137"},"modified":"2013-01-08T08:01:36","modified_gmt":"2013-01-08T07:01:36","slug":"nr-3-2013","status":"publish","type":"post","link":"https:\/\/www.astb.se\/cassiopeiabloggen\/2013\/01\/07\/nr-3-2013\/","title":{"rendered":"Nr 3 2013"},"content":{"rendered":"<h2>Solen ig&aring;ng igen<\/h2>\n<p>Pl&ouml;tsligt har solen exploderat med solfl&auml;ckar, och det &auml;r full fart p&aring; dagens stj&auml;rna. <a href=\"http:\/\/sohowww.nascom.nasa.gov\/data\/realtime\/hmi_igr\/512\/\">S&aring; h&auml;r s&aring;g SOHO p&aring; saken<\/a> tidigare i dag:<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest1.jpg\"><img decoding=\"async\" alt=\"\" class=\"aligncenter size-medium wp-image-38166\" height=\"300\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest1-300x300.jpg\" title=\"Foto: SOHO\" width=\"300\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest1-300x300.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest1-150x150.jpg 150w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest1.jpg 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Klicka p&aring; bilden, s&aring; ser du all grannl&aring;ten.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/hmi200.gif\"><img decoding=\"async\" alt=\"\" class=\"aligncenter size-full wp-image-38182\" height=\"200\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/hmi200.gif\" title=\"Ill: HMI\" width=\"200\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/hmi200.gif 200w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/hmi200-150x150.gif 150w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/sdo.gsfc.nasa.gov\/\">SDO:s &quot;apelsin&quot; <\/a>&auml;r inte heller d&aring;lig:<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest_1024_0304.jpg\"><img decoding=\"async\" alt=\"\" class=\"aligncenter size-medium wp-image-38169\" height=\"300\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest_1024_0304-300x300.jpg\" title=\"Foto: SDO\" width=\"300\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest_1024_0304-300x300.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest_1024_0304-150x150.jpg 150w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/latest_1024_0304.jpg 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<h2>Jan Sandstr&ouml;m ur tiden<\/h2>\n<p>Arvika-amat&ouml;rastronomen och lokalhistorikern <strong>Jan Sandstr&ouml;m<\/strong> har g&aring;tt ur tiden, bara 59 &aring;r gammal. ber&auml;ttar <strong>Christian Vestergaard<\/strong>.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/37509_132649616770076_3358478_n1.jpg\"><img decoding=\"async\" alt=\"\" class=\"aligncenter size-medium wp-image-38176\" height=\"225\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/37509_132649616770076_3358478_n1-300x225.jpg\" title=\"\" width=\"300\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/37509_132649616770076_3358478_n1-300x225.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/37509_132649616770076_3358478_n1.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>I Arvika var Jan Sandstr&ouml;m k&auml;nd som en stor lokal kulturpersonlighet, med djupa insikter i ortens och traktens historia.<\/p>\n<p>Christian ber&auml;ttar s&aring; h&auml;r i sin minnesruna:<\/p>\n<p><strong>\u25ba <\/strong><font face=\"Verdana\"><strong>&quot;Jan Sandstr&ouml;m var amat&ouml;rastronomen&nbsp;<\/strong> fr&aring;n Arvika som var akt&ouml;r&nbsp;i &quot;V&auml;rmlandsg&auml;nget&quot;, ett l&ouml;st sammansatt g&auml;ng amat&ouml;rastronomer fr&aring;n v&auml;stra V&auml;rmlands nejder. <\/font><\/p>\n<p><strong>&diams; <\/strong><font face=\"Verdana\"><strong>JS var aktiv som skribent<\/strong> i tidskriften <em>Astro <\/em>(i dag <em>Telescopium<\/em>)&nbsp;som gavs ut av <u>Svensk Amat&ouml;rastronomisk F&ouml;rening<\/u>. Han skrev sina f&ouml;rsta tv&aring;&nbsp;artiklar i <em>Astro<\/em> nr 4, 1987, artiklar som ber&ouml;rde djuprymdsobservationer och hette &quot;Observationer av sydliga objekt&quot;<em> <\/em>samt &quot;Deep Sky p&aring; vinterhimlen&quot;. <\/font><\/p>\n<p><strong>&diams; <\/strong><font face=\"Verdana\"><strong>Sedemera blev Jan alltmer<\/strong> aktiv i skrivandet och fick fr.o.m 1989 en egen spalt i <em>Astro<\/em> som han kallade f&ouml;r &quot;Deep Sky f&ouml;nstret&quot;<em>.<\/em> Han blev s&aring; sm&aring;ningom sektionsledare f&ouml;r&nbsp;Deep Sky-sektionen och utgav d&aring; &auml;ven&nbsp;nyhetsbrevet &quot;<em>Deep Sky<\/em>&quot;. <\/font><\/p>\n<p><strong>&diams; <\/strong><font face=\"Verdana\"><strong>1990 drog&nbsp;Jan och n&aring;gra<\/strong> andra&nbsp;aktiva i &quot;V&auml;rmlandsg&auml;nget&quot; i g&aring;ng amat&ouml;rastronomitr&auml;ffen V&auml;rmland Star Party i SAAF:s regi. (Detta i trakten av Lysvik.)<\/font><\/p>\n<p><strong>&diams;&nbsp;<\/strong><font face=\"Verdana\"><strong> Vid &aring;rsm&ouml;tet 1992 <\/strong>blev Jan invald som ledamot i SAAF och han b&ouml;rjade vid den h&auml;r tiden recensera astronomisk facklitteratur. F&ouml;rutom i tidskriften&nbsp;<em>Astro\/Telescopium<\/em> s&aring; skrev han &auml;ven recensioner i tidskrifter som <em>Asterisken, Aurora<\/em> och <em>Popul&auml;r Astronomi<\/em>. <\/font><\/p>\n<p><strong>&diams; <\/strong><font face=\"Verdana\"><strong>Jan hade m&aring;nga kontakter <\/strong>i utlandet och var&nbsp;&auml;ven aktiv medlem i&nbsp;den internationella&nbsp;organisationen <u>Webb Society <\/u>som skribent i deras tidskrift <em>Deep Sky Observer<\/em>.&quot;<\/font><\/p>\n<h2>&Auml;ven sm&aring; m&aring;nar orsakar stora st&ouml;rningar<\/h2>\n<p>Cassini-sonden <a href=\"http:\/\/photojournal.jpl.nasa.gov\/catalog\/PIA14641\">dokumenterade denna st&ouml;rning i Keeler-delningen<\/a> i Saturnus ringsystem i h&ouml;stas. F&ouml;r st&ouml;rningen svarade an av Saturnus m&aring;nminstingar,Daphnis, som bara &auml;r 8 km tv&auml;rs&ouml;ver. BL&Aring;S UPP bilden s&aring; ser du krusningen mitt i den m&auml;rka randen.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/PIA14641_modest.jpg\"><img decoding=\"async\" alt=\"\" class=\"aligncenter size-medium wp-image-38148\" height=\"300\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/PIA14641_modest-300x300.jpg\" title=\"Foto: NASA\/JPL-Caltech\/Space Science Institute \" width=\"300\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/PIA14641_modest-300x300.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/PIA14641_modest-150x150.jpg 150w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/PIA14641_modest.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Bilden togs 13<sup>o<\/sup> &ouml;ver ringplanet 14 augusti i fjor, mot planetens solbelysta sida.<\/p>\n<p>Avst&aring;nd: 778 000 km.<\/p>\n<h2>M&auml;rklig supernovarest<\/h2>\n<p>R&ouml;ngenstarka Chandra-studier har avsl&ouml;jat att <a href=\"http:\/\/arxiv.org\/abs\/1301.0618\">supernovaresten W49B har en &quot;bipolar<\/a><a href=\"http:\/\/arxiv.org\/abs\/1301.0618\">Type Ib\/Ic SN origin&quot;,<\/a> vilket &#8211; om det st&auml;mmer- i s&aring; fall &auml;r en f&ouml;rstag&aring;ngare i Vintergatan.<\/p>\n<p>Supernovaresten har en m&auml;rklig osymmetrisk struktur. Det pratas ibland om dess &quot;barrel-shaped&quot; form, att den ser ut som en tr&auml;tunna, och i denna kompositbild baserad p&aring; Hale-teleskopets infrar&ouml;da studier med Chandras r&ouml;ntgen&quot;stav&quot; i mitten framg&aring;r komplexiteten med all &ouml;nskv&auml;rd tydlighet.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/w49b_xray.jpg\"><img decoding=\"async\" alt=\"\" class=\"aligncenter size-medium wp-image-38142\" height=\"300\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/w49b_xray-300x300.jpg\" title=\"Foto: NASA\/Chandra X-ray Obs\/Caltech\/Mt Palomar\" width=\"300\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/w49b_xray-300x300.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/w49b_xray-150x150.jpg 150w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/w49b_xray.jpg 576w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<h2>Tychos basrelief<\/h2>\n<p>Ett foto taget av <strong>Tycho Brahes <\/strong>gravmonument i katedralen i Prag, togs n&aring;n g&aring;ng i slutet av 1800-talet och kan numera, tipsar <strong>Lars Olefeldt<\/strong>, k&ouml;pas f&ouml;r n&aring;gra f&aring; dollar mer.<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/KGrHqJpQFBWf4uEThBQnW7qe0ng60_58.jpg\"><img decoding=\"async\" width=\"476\" height=\"640\" alt=\"\" class=\"aligncenter size-full wp-image-38153\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/KGrHqJpQFBWf4uEThBQnW7qe0ng60_58.jpg\" style=\"width: 365px; height: 489px;\" title=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/KGrHqJpQFBWf4uEThBQnW7qe0ng60_58.jpg 476w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2013\/01\/KGrHqJpQFBWf4uEThBQnW7qe0ng60_58-223x300.jpg 223w\" sizes=\"(max-width: 476px) 100vw, 476px\" \/><\/a><\/p>\n<p>Bilden ing&aring;r i en st&ouml;rre fotosamling i Library of Congress, Washington. DC. (&quot;Henry Carrington Bolton Collection&quot;).<\/p>\n<p>Storlek: 8&#215;12&quot;.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Solen ig&aring;ng igen Pl&ouml;tsligt har solen exploderat med solfl&auml;ckar, och det &auml;r full fart p&aring; dagens stj&auml;rna. S&aring; h&auml;r s&aring;g SOHO p&aring; saken tidigare i dag: Klicka p&aring; bilden, s&aring; ser du all grannl&aring;ten. SDO:s &quot;apelsin&quot; &auml;r inte heller d&aring;lig: Jan Sandstr&ouml;m ur tiden Arvika-amat&ouml;rastronomen och lokalhistorikern Jan Sandstr&ouml;m har g&aring;tt ur tiden, bara 59&hellip;&nbsp;<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/2013\/01\/07\/nr-3-2013\/\" rel=\"bookmark\">L\u00e4s mer &raquo;<span class=\"screen-reader-text\">Nr 3 2013<\/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":[],"_links":{"self":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/38137"}],"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=38137"}],"version-history":[{"count":36,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/38137\/revisions"}],"predecessor-version":[{"id":38184,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/38137\/revisions\/38184"}],"wp:attachment":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/media?parent=38137"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/categories?post=38137"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/tags?post=38137"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}