{"id":2310,"date":"2018-07-22T11:30:30","date_gmt":"2018-07-22T09:30:30","guid":{"rendered":"http:\/\/www.austrianaviationart.org\/cms\/?p=2310"},"modified":"2019-09-16T22:56:38","modified_gmt":"2019-09-16T20:56:38","slug":"epsilon-lyrae-system","status":"publish","type":"post","link":"https:\/\/www.austrianaviationart.org\/cms\/epsilon-lyrae-system\/","title":{"rendered":"Epsilon Lyrae System"},"content":{"rendered":"<p>Daumenbreit (2 Grad) neben der Vega (Wega) findet man\u00a0findet man \u03b5 &#8211; Lyrae. Die Vega ist der hellste Stern des Sommerdreiecks,\u00a0 der im Sommer von Ost nach West hoch oben in Zenit n\u00e4he zieht.<\/p>\n <div id=\"wppa-container-wrapper-1\" class=\"alignnone wppa-container-wrapper \" style=\"width:974px;padding:0;position:relative;\"><div id=\"wppa-container-1\" style=\"width:100%;\" class=\"wppa-container wp-caption\"><div style=\"font-size:0;line-height:0\"><img decoding=\"async\" id=\"ph-612-1\" title=\"160515 Leier - LYR anno.\" style=\"width:100%;margin:0;padding:4px;border:1px solid #777777;box-sizing:border-box;background-color:#cccccc;border-radius:5px;\" src=\"https:\/\/www.austrianaviationart.org\/cms\/wp-content\/uploads\/wppa\/612.jpg?ver=32\" alt=\"160515 Leier - LYR anno.\" class=\"size-medium wppa-sphoto\"><\/div><div class=\"wp-caption-text\"><\/div><svg id=\"wppa-ajax-spin-1\" class=\"wppa-ajax-spin uil-default\" width=\"120px\" height=\"120px\" viewBox=\"0 0 100 100\" preserveAspectRatio=\"xMidYMid\" stroke=\"\" style=\"width:120px; height:120px; position:fixed; top:50%; margin-top:-60px; left:50%; margin-left:-60px; opacity:1; display:none; fill:#666666; background-color:#dddddd; border-radius:12px;\"><rect x=\"0\" y=\"0\" width=\"100\" height=\"100\" fill=\"none\" class=\"bk\"><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(0 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(22.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.09375s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(45 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.1875s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(67.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.28125s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(90 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.375s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(112.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.46875s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(135 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.5625s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(157.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.65625s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(180 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.75s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(202.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.84375s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(225 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.9375s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(247.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.03125s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(270 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.125s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(292.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.21875s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(315 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.3125s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(337.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.40625s\" repeatCount=\"indefinite\" ><\/rect><\/svg><\/div><\/div>\n<!-- End [wppa type=\"photo\" photo=\"612\" size=\"974\"] \/cms\/wp-json\/wp\/v2\/posts\/2310 oc 1 9 queries in 6.1 ms. at 14:36. Max mem: 50.50 Mb. -->\n<p>Diese Sternsystem ist 160 LJ von uns weg, und besteht in sich aus Doppelsternen. Weitere Begleiter konnten mittlerweile auch nachgewiesen werden.<\/p>\n<p>\u03b5<sup>1<\/sup> und \u03b5<sup>2<\/sup> Lyrae sind zwei 4,6 mag helle Sterne mit 3,5 Bogenminuten Abstand, das ist 1\/10 der Gr\u00f6\u00dfe des Mondes und Sonne am Himmel. Somit sind sie f\u00fcr sch\u00e4rfste Augen bereits visuell trennbar. Fotografisch sind sie sehr leicht zu trennen.<\/p>\n<p>Ein schon gr\u00f6\u00dfere Herausforderung allerdings ist es, die zwei Komponenten A\/B und C\/D aus denen \u03b5<sup>1<\/sup> und \u03b5<sup>2<\/sup> Lyr besteht auch noch aufzutrennen:<\/p>\n <div id=\"wppa-container-wrapper-2\" class=\"alignnone wppa-container-wrapper \" style=\"width:100%;clear:both;padding:0;position:relative;\"><div id=\"wppa-container-2\" style=\"width:100%;\" class=\"wppa-container wp-caption\"><div style=\"font-size:0;line-height:0\"><img decoding=\"async\" id=\"ph-859-2\" title=\"180520 E-Lyr\" style=\"width:100%;margin:0;padding:4px;border:1px solid #777777;box-sizing:border-box;background-color:#cccccc;border-radius:5px;\" src=\"https:\/\/www.austrianaviationart.org\/cms\/wp-content\/uploads\/wppa\/859.jpg?ver=32\" alt=\"180520 E-Lyr\" class=\"size-medium wppa-sphoto\"><\/div><div class=\"wp-caption-text\"><\/div><svg id=\"wppa-ajax-spin-2\" class=\"wppa-ajax-spin uil-default\" width=\"120px\" height=\"120px\" viewBox=\"0 0 100 100\" preserveAspectRatio=\"xMidYMid\" stroke=\"\" style=\"width:120px; height:120px; position:fixed; top:50%; margin-top:-60px; left:50%; margin-left:-60px; opacity:1; display:none; fill:#666666; background-color:#dddddd; border-radius:12px;\"><rect x=\"0\" y=\"0\" width=\"100\" height=\"100\" fill=\"none\" class=\"bk\"><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(0 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(22.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.09375s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(45 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.1875s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(67.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.28125s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(90 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.375s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(112.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.46875s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(135 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.5625s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(157.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.65625s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(180 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.75s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(202.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.84375s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(225 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"0.9375s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(247.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.03125s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(270 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.125s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(292.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.21875s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(315 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.3125s\" repeatCount=\"indefinite\" ><\/rect><rect class=\"wppa-ajaxspin\" x=\"47\" y=\"40\" width=\"6\" height=\"20\" rx=\"3\" ry=\"3\" transform=\"rotate(337.5 50 50) translate(0 -32)\"><animate attributeName=\"opacity\" from=\"1\" to=\"0\" dur=\"1.5s\" begin=\"1.40625s\" repeatCount=\"indefinite\" ><\/rect><\/svg><\/div><\/div>\n<!-- End [wppa type=\"photo\" photo=\"859\"] \/cms\/wp-json\/wp\/v2\/posts\/2310 oc 2 2 queries in 0.7 ms. at 14:36. Max mem: 50.50 Mb. -->\n<p>Der Abstand der Komponente \u03b5<sup>1<\/sup> A\/B und \u03b5<sup>2<\/sup> C\/D betr\u00e4gt aber nur noch\u00a0 2,3 bezw. 2,4 Bogensekunden.<br \/>\nIn dieser Gr\u00f6\u00dfenordnung liegt allerdings schon das normale schlechte Seeing\u00a0 (Luftflimmern) meines Himmels. Nur in Ausnahmen\u00e4chten wird mir unter 2 arcsec (Bogensekunden) angezeigt. Das beste Seeing von der Erdoberfl\u00e4che aus wird bei ungef\u00e4hr 0,7 &#8211; 1 Bogensekunde liegen. Durch Mitteln vieler Bilder kann aber die Aufl\u00f6sung erh\u00f6ht werden.<\/p>\n<p>Die Helligkeit der Sterne A, C und D ist mit um die mag 5-5,4 in etwa gleich gro\u00df, nur B ist mit mag 6 deutlich schw\u00e4cher. Der Unterschied von einer mag stufe ist ja in etwas 2,5x weniger Licht.<\/p>\n<p>Die Sterne A\/B brauchen 1804 Jahre um sich zu umkreisen, C\/D 724 Jahre.<\/p>\n<p>1985 wurde best\u00e4tigt, dass \u03b5<sup>2\u00a0<\/sup> ein Dreifachsystem ist. Allerdings nur Spektroskopisch, denn mit 0,2 arcsec Abstand ist er direkt visuell nicht sichtbar.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Daumenbreit (2 Grad) neben der Vega (Wega) findet man\u00a0findet man \u03b5 &#8211; Lyrae. Die Vega ist der hellste Stern des Sommerdreiecks,\u00a0 der im Sommer von Ost nach West hoch oben in Zenit n\u00e4he zieht. Diese Sternsystem ist 160 LJ von uns weg, und besteht in sich aus Doppelsternen. Weitere Begleiter konnten mittlerweile auch nachgewiesen werden. &hellip; <a href=\"https:\/\/www.austrianaviationart.org\/cms\/epsilon-lyrae-system\/\" class=\"more-link\"><span class=\"screen-reader-text\">Epsilon Lyrae System<\/span> weiterlesen<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[159],"tags":[25,26,140,27],"class_list":["post-2310","post","type-post","status-publish","format-standard","hentry","category-objects","tag-astrofotografie","tag-astrophotography","tag-lyr","tag-sterne"],"_links":{"self":[{"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/posts\/2310","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/comments?post=2310"}],"version-history":[{"count":7,"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/posts\/2310\/revisions"}],"predecessor-version":[{"id":2971,"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/posts\/2310\/revisions\/2971"}],"wp:attachment":[{"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/media?parent=2310"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/categories?post=2310"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.austrianaviationart.org\/cms\/wp-json\/wp\/v2\/tags?post=2310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}