{"id":856,"date":"2026-03-08T14:08:13","date_gmt":"2026-03-08T13:08:13","guid":{"rendered":"http:\/\/www.vorderaue.de\/?page_id=856"},"modified":"2026-03-08T14:08:13","modified_gmt":"2026-03-08T13:08:13","slug":"ic1805-2","status":"publish","type":"page","link":"http:\/\/www.vorderaue.de\/index.php\/ic1805-2\/","title":{"rendered":"IC1805"},"content":{"rendered":"\n<ul class=\"wp-block-list\">\n<li>Der mit Abstand hellste Bereich des Nebels wurde zuerst entdeckt und als\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/New_General_Catalogue\">NGC-Objekt<\/a>\u00a0896 katalogisiert.<\/li>\n\n\n\n<li>Der offene Sternhaufen tr\u00e4gt u. a. die Bezeichnungen &#8222;Melotte 15&#8220;, &#8222;Collinder 26&#8220;, &#8222;Raab 11&#8220; und IC 1805. Letztere wird manchmal auch f\u00fcr das ganze Gebilde benutzt.<\/li>\n\n\n\n<li>Der Gasnebel allein hat die Bezeichnung &#8222;Westerhout 4&#8220; (W 4).<\/li>\n\n\n\n<li>Die Kombination mit einem dicht daneben liegenden etwas kleineren Emissionsnebel f\u00fchrt den Trivialnamen &#8222;heart and soul nebula&#8220; (&#8222;Herz- und\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/Seelennebel\">Seelennebel<\/a>&#8222;).<\/li>\n\n\n\n<li>Das Objekt befindet sich etwa 7500\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/Lichtjahr\">Lichtjahre<\/a>\u00a0von uns entfernt im\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/Perseusarm\">Perseus-Arm<\/a>\u00a0der\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/Milchstra%C3%9Fe\">Milchstra\u00dfe<\/a>. Der Emissionsnebel aus Gaswolken und dunklen Staubbereichen besteht aus\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/Plasma_(Physik)\">Plasma<\/a>\u00a0von ionisiertem\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/Wasserstoff\">Wasserstoff<\/a>\u00a0und freien\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/Elektron\">Elektronen<\/a>.Die r\u00f6tlichen, nebeligen Partien werden von den Sternen des offenen Sternhaufens beleuchtet. Diese Gruppe besteht aus mehreren Sternen mit insgesamt etwas 50-facher Masse der\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/Sonne\">Sonne<\/a>\u00a0und weiteren kleineren und weniger hellen Sternen. Der Haufen schloss einen kleinen\u00a0<a href=\"https:\/\/de.wikipedia.org\/wiki\/Quasar\">Quasar<\/a>\u00a0ein, welcher vor Millionen von Jahren ausgesto\u00dfen wurde. (Wikipedia)<\/li>\n<\/ul>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1998\" height=\"2560\" class=\"wp-image-438\" style=\"width: 1998px;\" src=\"http:\/\/www.vorderaue.de\/wp-content\/uploads\/2026\/02\/IC1805Herznebel-scaled.jpg\" alt=\"\" srcset=\"http:\/\/www.vorderaue.de\/wp-content\/uploads\/2026\/02\/IC1805Herznebel-scaled.jpg 1998w, http:\/\/www.vorderaue.de\/wp-content\/uploads\/2026\/02\/IC1805Herznebel-234x300.jpg 234w, http:\/\/www.vorderaue.de\/wp-content\/uploads\/2026\/02\/IC1805Herznebel-799x1024.jpg 799w, http:\/\/www.vorderaue.de\/wp-content\/uploads\/2026\/02\/IC1805Herznebel-768x984.jpg 768w, http:\/\/www.vorderaue.de\/wp-content\/uploads\/2026\/02\/IC1805Herznebel-1199x1536.jpg 1199w, http:\/\/www.vorderaue.de\/wp-content\/uploads\/2026\/02\/IC1805Herznebel-1598x2048.jpg 1598w\" sizes=\"auto, (max-width: 1998px) 100vw, 1998px\" \/><\/p>\n\n\n\n<figure style=\"line-height:0.5\" class=\"wp-block-table\"><table class=\"has-fixed-layout\" style=\"border-style:none;border-width:0px\"><tbody><tr><td>Montierung<\/td><td>Mesu 200<\/td><\/tr><tr><td>Teleskop<\/td><td>Takahashi FSQ106ED<\/td><\/tr><tr><td>Kamera<\/td><td>Moravian G3 16200<\/td><\/tr><tr><td>Binning<\/td><td>1\u00d71<\/td><\/tr><tr><td>Filter<\/td><td>Baader&nbsp; Planetarium H-Alpha 3,5nm<\/td><\/tr><tr><td>Aufnahme<\/td><td>27.-29.09.2018<\/td><\/tr><tr><td>Aufnahmen<\/td><td>18 x 30 min.<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Montierung Mesu 200 Teleskop Takahashi FSQ106ED Kamera Moravian G3 16200 Binning 1\u00d71 Filter Baader&nbsp; Planetarium H-Alpha 3,5nm Aufnahme 27.-29.09.2018 Aufnahmen [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-856","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/www.vorderaue.de\/index.php\/wp-json\/wp\/v2\/pages\/856","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.vorderaue.de\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.vorderaue.de\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.vorderaue.de\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.vorderaue.de\/index.php\/wp-json\/wp\/v2\/comments?post=856"}],"version-history":[{"count":1,"href":"http:\/\/www.vorderaue.de\/index.php\/wp-json\/wp\/v2\/pages\/856\/revisions"}],"predecessor-version":[{"id":857,"href":"http:\/\/www.vorderaue.de\/index.php\/wp-json\/wp\/v2\/pages\/856\/revisions\/857"}],"wp:attachment":[{"href":"http:\/\/www.vorderaue.de\/index.php\/wp-json\/wp\/v2\/media?parent=856"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}