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</div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Indice" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Mostra/Nascondi l'indice" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Mostra/Nascondi l'indice</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Index Catalogue</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Vai a una voce in un'altra lingua. Disponibile in 30 lingue" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-30" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">30 lingue</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%A7%D9%84%D8%AF%D9%84%D9%8A%D9%84_%D8%A7%D9%84%D9%85%D9%81%D9%87%D8%B1%D8%B3" title="الدليل المفهرس - arabo" lang="ar" hreflang="ar" data-title="الدليل المفهرس" data-language-autonym="العربية" data-language-local-name="arabo" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D9%83%D8%AA%D8%A7%D9%84%D9%88%D8%AC_%D9%85%D9%81%D9%87%D8%B1%D8%B3" title="كتالوج مفهرس - arabo egiziano" lang="arz" hreflang="arz" data-title="كتالوج مفهرس" data-language-autonym="مصرى" data-language-local-name="arabo egiziano" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%86%D0%BD%D0%B4%D1%8D%D0%BA%D1%81%D0%BD%D1%8B_%D0%BA%D0%B0%D1%82%D0%B0%D0%BB%D0%BE%D0%B3" title="Індэксны каталог - bielorusso" lang="be" hreflang="be" data-title="Індэксны каталог" data-language-autonym="Беларуская" data-language-local-name="bielorusso" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%86%D0%BD%D0%B4%D1%8D%D0%BA%D1%81%D0%BD%D1%8B_%D0%BA%D0%B0%D1%82%D0%B0%D0%BB%D1%91%D0%B3" title="Індэксны каталёг - Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Індэксны каталёг" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Indeksni_katalog" title="Indeksni katalog - bosniaco" lang="bs" hreflang="bs" data-title="Indeksni katalog" data-language-autonym="Bosanski" data-language-local-name="bosniaco" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Cat%C3%A0leg_%C3%8Dndex" title="Catàleg Índex - catalano" lang="ca" hreflang="ca" data-title="Catàleg Índex" data-language-autonym="Català" data-language-local-name="catalano" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Index_Catalogue" title="Index Catalogue - ceco" lang="cs" hreflang="cs" data-title="Index Catalogue" data-language-autonym="Čeština" data-language-local-name="ceco" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Index-Katalog" title="Index-Katalog - tedesco" lang="de" hreflang="de" data-title="Index-Katalog" data-language-autonym="Deutsch" data-language-local-name="tedesco" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en badge-Q70893996 mw-list-item" title=""><a href="https://en.wikipedia.org/wiki/Index_Catalogue" title="Index Catalogue - inglese" lang="en" hreflang="en" data-title="Index Catalogue" data-language-autonym="English" data-language-local-name="inglese" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Cat%C3%A1logo_%C3%8Dndice" title="Catálogo Índice - spagnolo" lang="es" hreflang="es" data-title="Catálogo Índice" data-language-autonym="Español" data-language-local-name="spagnolo" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Index_Catalogue" title="Index Catalogue - francese" lang="fr" hreflang="fr" data-title="Index Catalogue" data-language-autonym="Français" data-language-local-name="francese" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Indeksni_katalog" title="Indeksni katalog - croato" lang="hr" hreflang="hr" data-title="Indeksni katalog" data-language-autonym="Hrvatski" data-language-local-name="croato" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%82%A4%E3%83%B3%E3%83%87%E3%83%83%E3%82%AF%E3%82%B9%E3%82%AB%E3%82%BF%E3%83%AD%E3%82%B0" title="インデックスカタログ - giapponese" lang="ja" hreflang="ja" data-title="インデックスカタログ" data-language-autonym="日本語" data-language-local-name="giapponese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/IC_%EB%AA%A9%EB%A1%9D" title="IC 목록 - coreano" lang="ko" hreflang="ko" data-title="IC 목록" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Index-Katalog" title="Index-Katalog - lussemburghese" lang="lb" hreflang="lb" data-title="Index-Katalog" data-language-autonym="Lëtzebuergesch" data-language-local-name="lussemburghese" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%98%D0%BD%D0%B4%D0%B5%D0%BA%D1%81-%D0%BA%D0%B0%D1%82%D0%B0%D0%BB%D0%BE%D0%B3" title="Индекс-каталог - macedone" lang="mk" hreflang="mk" data-title="Индекс-каталог" data-language-autonym="Македонски" data-language-local-name="macedone" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Index-Kataloog" title="Index-Kataloog - basso tedesco" lang="nds" hreflang="nds" data-title="Index-Kataloog" data-language-autonym="Plattdüütsch" data-language-local-name="basso tedesco" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Indexcatalogus" title="Indexcatalogus - olandese" lang="nl" hreflang="nl" data-title="Indexcatalogus" data-language-autonym="Nederlands" data-language-local-name="olandese" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Index_Catalogue" title="Index Catalogue - polacco" lang="pl" hreflang="pl" data-title="Index Catalogue" data-language-autonym="Polski" data-language-local-name="polacco" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Index_Catalogue" title="Index Catalogue - portoghese" lang="pt" hreflang="pt" data-title="Index Catalogue" data-language-autonym="Português" data-language-local-name="portoghese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Index_Catalogue" title="Index Catalogue - rumeno" lang="ro" hreflang="ro" data-title="Index Catalogue" data-language-autonym="Română" data-language-local-name="rumeno" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%98%D0%BD%D0%B4%D0%B5%D0%BA%D1%81-%D0%BA%D0%B0%D1%82%D0%B0%D0%BB%D0%BE%D0%B3" title="Индекс-каталог - russo" lang="ru" hreflang="ru" data-title="Индекс-каталог" data-language-autonym="Русский" data-language-local-name="russo" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Indeks_katalog" title="Indeks katalog - serbo-croato" lang="sh" hreflang="sh" data-title="Indeks katalog" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbo-croato" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Index_Catalogue" title="Index Catalogue - slovacco" lang="sk" hreflang="sk" data-title="Index Catalogue" data-language-autonym="Slovenčina" data-language-local-name="slovacco" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%98%D0%BD%D0%B4%D0%B5%D0%BA%D1%81_%D0%BA%D0%B0%D1%82%D0%B0%D0%BB%D0%BE%D0%B3" title="Индекс каталог - serbo" lang="sr" hreflang="sr" data-title="Индекс каталог" data-language-autonym="Српски / srpski" data-language-local-name="serbo" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Index_Catalogue" title="Index Catalogue - svedese" lang="sv" hreflang="sv" data-title="Index Catalogue" data-language-autonym="Svenska" data-language-local-name="svedese" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%AA%E0%B8%B2%E0%B8%A3%E0%B8%9A%E0%B8%B1%E0%B8%8D%E0%B9%81%E0%B8%9F%E0%B9%89%E0%B8%A1%E0%B8%94%E0%B8%B1%E0%B8%8A%E0%B8%99%E0%B8%B5" title="สารบัญแฟ้มดัชนี - thailandese" lang="th" hreflang="th" data-title="สารบัญแฟ้มดัชนี" data-language-autonym="ไทย" data-language-local-name="thailandese" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Dizin_Katalo%C4%9Fu" title="Dizin Kataloğu - turco" lang="tr" hreflang="tr" data-title="Dizin Kataloğu" data-language-autonym="Türkçe" data-language-local-name="turco" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%86%D0%BD%D0%B4%D0%B5%D0%BA%D1%81%D0%BD%D0%B8%D0%B9_%D0%BA%D0%B0%D1%82%D0%B0%D0%BB%D0%BE%D0%B3" title="Індексний каталог - ucraino" lang="uk" hreflang="uk" data-title="Індексний каталог" data-language-autonym="Українська" data-language-local-name="ucraino" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%B4%A2%E5%BC%95%E6%98%9F%E8%A1%A8" title="索引星表 - cinese" lang="zh" hreflang="zh" data-title="索引星表" data-language-autonym="中文" data-language-local-name="cinese" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q741672#sitelinks-wikipedia" title="Modifica collegamenti interlinguistici" class="wbc-editpage">Modifica collegamenti</a></span></div> </div> </div> </div> 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</nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Da Wikipedia, l'enciclopedia libera.</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="it" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r133964453">.mw-parser-output .avviso .mbox-text-div>div,.mw-parser-output .avviso .mbox-text-full-div>div{font-size:90%}.mw-parser-output .avviso .mbox-image{flex-basis:52px;flex-grow:0;flex-shrink:0}.mw-parser-output .avviso .mbox-text-full-div .hide-when-compact{display:block}</style><div style="" class="ambox metadata noprint plainlinks avviso avviso-generico"> <div class="avviso-immagine mbox-image noprint"><span typeof="mw:File"><a href="/wiki/File:Crystal_Project_konquest.png" class="mw-file-description" title="Abbozzo astronomia"><img alt="Abbozzo astronomia" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fd/Crystal_Project_konquest.png/45px-Crystal_Project_konquest.png" decoding="async" width="45" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fd/Crystal_Project_konquest.png/68px-Crystal_Project_konquest.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fd/Crystal_Project_konquest.png/90px-Crystal_Project_konquest.png 2x" data-file-width="256" data-file-height="256" /></a></span></div> <div class="avviso-testo mbox-text"> <div class="mbox-text-div"><b>Questa voce  sull'argomento astronomia è solo un <a href="/wiki/Aiuto:Abbozzo" title="Aiuto:Abbozzo">abbozzo</a></b>.<br /> <div style="font-size:90%;"><a class="external text" href="https://it.wikipedia.org/w/index.php?title=Index_Catalogue&action=edit">Contribuisci</a> a migliorarla secondo le <a href="/wiki/Aiuto:Manuale_di_stile" title="Aiuto:Manuale di stile">convenzioni di Wikipedia</a>. Segui i suggerimenti del <a href="/wiki/Progetto:Astronomia" title="Progetto:Astronomia">progetto di riferimento</a>.</div> <div class="hide-when-compact"> </div> </div> </div> </div> <p>L'<b>Index Catalogue (IC)</b> (conosciuto anche come <b>Index Catalogue delle Nebulose</b>, <b>Index Catalogue delle Nebulose e degli Ammassi Stellari</b>, o <b>IC I</b> e <b>IC II</b>) è un <a href="/wiki/Catalogo_astronomico" title="Catalogo astronomico">catalogo astronomico</a> di <a href="/wiki/Galassia" title="Galassia">galassie</a>, <a href="/wiki/Nebulosa" title="Nebulosa">nebulose</a> e <a href="/wiki/Ammasso_stellare" title="Ammasso stellare">ammassi stellari</a>, conosciuti come <i>oggetti IC</i>. Venne compilato da <a href="/wiki/John_Dreyer" title="John Dreyer">John Dreyer</a> tra gli anni '80 del XIX secolo e il primo decennio del XX secolo<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> e serve da supplemento al <a href="/wiki/New_General_Catalogue" title="New General Catalogue">New General Catalogue</a>. </p><p>Fu pubblicato per la prima volta nel <a href="/wiki/1895" title="1895">1895</a> dopo un lavoro di 6 anni (dal <a href="/wiki/1888" title="1888">1888</a> al <a href="/wiki/1894" title="1894">1894</a>), raccogliendo 1529 oggetti e fu espanso da un secondo volume ("Second Index Catalogue" o IC II) nel <a href="/wiki/1908" title="1908">1908</a>, che elenca 3857 oggetti catalogati tra il <a href="/wiki/1895" title="1895">1895</a> e il <a href="/wiki/1907" title="1907">1907</a>, fino a contenere un totale di 5386 oggetti.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Tra loro ce ne sono 3 del <a href="/wiki/Catalogo_di_Messier" title="Catalogo di Messier">catalogo Messier</a> che non erano già stati inclusi nel <a href="/wiki/New_General_Catalogue" title="New General Catalogue">catalogo NGC</a>, si tratta di <a href="/wiki/Nebulosa_Aquila" title="Nebulosa Aquila">M 16/IC 4703</a>, <a href="/wiki/Nube_stellare_del_Sagittario" title="Nube stellare del Sagittario">M 24/IC 4715</a> ed <a href="/wiki/M25_(astronomia)" title="M25 (astronomia)">M 25/IC 4725</a>.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p><p>L'immenso lavoro di Dreyer (NGC ed IC)<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> arrivò dunque a catalogare la bellezza di 13.226 <a href="/wiki/Oggetto_del_profondo_cielo" title="Oggetto del profondo cielo">oggetti non stellari</a> di entrambi gli <a href="/wiki/Emisfero_celeste" title="Emisfero celeste">emisferi celesti</a>.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Note">Note</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Index_Catalogue&veaction=edit&section=1" title="Modifica la sezione Note" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Index_Catalogue&action=edit&section=1" title="Edit section's source code: Note"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><a href="#cite_ref-1"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://web.archive.org/web/20160328133106/http://www.ngcicproject.org/legacy/ICOnLine/ic_coverpage_front_grey.jpg"><span style="font-style:italic;">Raccolta dei due Index Catalogue - copertina</span></a> (<span style="font-weight: bolder; font-size:80%"><abbr title="immagine in formato JPG">JPG</abbr></span>), su <span style="font-style:italic;">ngcicproject.org</span>. <small>URL consultato il 20 dicembre 2013</small> <small>(archiviato dall'<abbr title="http://www.ngcicproject.org/legacy/iconline/ic_coverpage_front_grey.jpg">url originale</abbr> il 28 marzo 2016)</small>.</cite></span> </li> <li id="cite_note-2"><a href="#cite_ref-2"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100220152513/http://www.ngcicproject.org/legacy/iconline/default.htm"><span style="font-style:italic;">Index Catalogue of Nebulae and Clusters of Stars (IC)</span></a>, su <span style="font-style:italic;">ngcicproject.org</span>. <small>URL consultato il 20 dicembre 2013</small> <small>(archiviato dall'<abbr title="http://www.ngcicproject.org/legacy/iconline/default.htm">url originale</abbr> il 20 febbraio 2010)</small>.</cite></span> </li> <li id="cite_note-3"><a href="#cite_ref-3"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="http://messier.seds.org/m-ngc.html"><span style="font-style:italic;">NGC and IC numbers associated with Messier Objects</span></a>, su <span style="font-style:italic;">messier.seds.org</span>.</cite></span> </li> <li id="cite_note-4"><a href="#cite_ref-4"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://web.archive.org/web/20160304101724/http://www.ngcicproject.org/legacy/ngconline/ngc_coverpage_front_grey.jpg"><span style="font-style:italic;">Copertina della raccolta NGC/IC</span></a> (<span style="font-weight: bolder; font-size:80%"><abbr title="immagine in formato JPG">JPG</abbr></span>), su <span style="font-style:italic;">ngcicproject.org</span>. <small>URL consultato il 20 dicembre 2013</small> <small>(archiviato dall'<abbr title="http://www.ngcicproject.org/legacy/ngconline/ngc_coverpage_front_grey.jpg">url originale</abbr> il 4 marzo 2016)</small>.</cite></span> </li> <li id="cite_note-5"><a href="#cite_ref-5"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://www.britannica.com/EBchecked/topic/411516/New-General-Catalogue-of-Nebulae-and-Clusters-of-Stars-NGC"><span style="font-style:italic;">New General Catalogue of Nebulae and Clusters of Stars (NGC)</span></a>, su <span style="font-style:italic;">britannica.com</span>.</cite></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Bibliografia">Bibliografia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Index_Catalogue&veaction=edit&section=2" title="Modifica la sezione Bibliografia" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Index_Catalogue&action=edit&section=2" title="Edit section's source code: Bibliografia"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) Dreyer, J. L. E., <a rel="nofollow" class="external text" href="http://articles.adsabs.harvard.edu/cgi-bin/nph-iarticle_query?db_key=AST&bibcode=1895MmRAS..51..185D&letter=.&classic=YES&defaultprint=YES&whole_paper=YES&page=185&epage=185&send=Send+PDF&filetype=.pdf"><span style="font-style:italic;">Index Catalogue of Nebulae found in the Years 1888 to 1894, with Notes and Corrections to the New General Catalogue</span></a> (<span style="font-weight: bolder; font-size:80%"><abbr title="documento in formato PDF">PDF</abbr></span>), in <span style="font-style:italic;">Memoirs of the <a href="/wiki/Royal_Astronomical_Society" title="Royal Astronomical Society">Royal Astronomical Society</a></span>, vol. 51, 1895, pp. 185-228.</cite></li> <li><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) Dreyer, J. L. E., <a rel="nofollow" class="external text" href="http://articles.adsabs.harvard.edu/cgi-bin/nph-iarticle_query?db_key=AST&bibcode=1910MmRAS..59..105D&letter=.&classic=YES&defaultprint=YES&whole_paper=YES&page=105&epage=105&send=Send+PDF&filetype=.pdf"><span style="font-style:italic;">Second Index Catalogue of Nebulae and Clusters of Stars, containing objects found in the Years 1895 to 1907, with Notes and Corrections to the New General Catalogue and to the Index Catalogue for 1888-94</span></a> (<span style="font-weight: bolder; font-size:80%"><abbr title="documento in formato PDF">PDF</abbr></span>), in <span style="font-style:italic;">Memoirs of the <a href="/wiki/Royal_Astronomical_Society" title="Royal Astronomical Society">Royal Astronomical Society</a></span>, vol. 59, 1908, pp. 105-198.</cite></li></ul> <div class="mw-heading mw-heading2"><h2 id="Voci_correlate">Voci correlate</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Index_Catalogue&veaction=edit&section=3" title="Modifica la sezione Voci correlate" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Index_Catalogue&action=edit&section=3" title="Edit section's source code: Voci correlate"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Oggetto_del_profondo_cielo" title="Oggetto del profondo cielo">Oggetto del profondo cielo</a></li> <li><a href="/wiki/John_Dreyer" title="John Dreyer">John Dreyer</a></li> <li><a href="/wiki/New_General_Catalogue" title="New General Catalogue">New General Catalogue</a></li> <li><a href="/wiki/Catalogo_di_Messier" title="Catalogo di Messier">Catalogo di Messier</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Altri_progetti">Altri progetti</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Index_Catalogue&veaction=edit&section=4" title="Modifica la sezione Altri progetti" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Index_Catalogue&action=edit&section=4" title="Edit section's source code: Altri progetti"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div id="interProject" class="toccolours" style="display: none; clear: both; margin-top: 2em"><p id="sisterProjects" style="background-color: #efefef; color: black; font-weight: bold; margin: 0"><span>Altri progetti</span></p><ul title="Collegamenti verso gli altri progetti Wikimedia"> <li class="" title=""><span class="plainlinks" title="commons:Category:IC objects"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:IC_objects?uselang=it">Wikimedia Commons</a></span></li></ul></div> <ul><li><span typeof="mw:File"><a href="https://commons.wikimedia.org/wiki/?uselang=it" title="Collabora a Wikimedia Commons"><img alt="Collabora a Wikimedia Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png" decoding="async" width="18" height="24" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/27px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/36px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span> <span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/?uselang=it">Wikimedia Commons</a></span> contiene immagini o altri file su <b><span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:IC_objects?uselang=it">Index Catalogue</a></span></b></li></ul> <div class="mw-heading mw-heading2"><h2 id="Collegamenti_esterni">Collegamenti esterni</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Index_Catalogue&veaction=edit&section=5" title="Modifica la sezione Collegamenti esterni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Index_Catalogue&action=edit&section=5" title="Edit section's source code: Collegamenti esterni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://web.archive.org/web/20110814132653/http://www.ngcicproject.org/default.htm">The NGC/IC Project</a> - Sito ufficiale</li> <li><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://web.archive.org/web/20130718090152/http://www.klima-luft.de/steinicke/ngcic/ngcic_e.htm"><span style="font-style:italic;">Revised New General Catalogue and Index Catalogue</span></a>, su <span style="font-style:italic;">klima-luft.de</span>. <small>URL consultato il 16 gennaio 2014</small> <small>(archiviato dall'<abbr title="http://www.klima-luft.de/steinicke/ngcic/ngcic_e.htm">url originale</abbr> il 18 luglio 2013)</small>.</cite></li></ul> <div class="noprint" style="width:100%; padding: 3px 0; display: flex; flex-wrap: wrap; row-gap: 4px; column-gap: 8px; box-sizing: border-box;"><div style="flex-grow: 1"><style data-mw-deduplicate="TemplateStyles:r140555418">.mw-parser-output .itwiki-template-occhiello{width:100%;line-height:25px;border:1px solid #CCF;background-color:#F0EEFF;box-sizing:border-box}.mw-parser-output .itwiki-template-occhiello-progetto{background-color:#FAFAFA}@media screen{html.skin-theme-clientpref-night .mw-parser-output .itwiki-template-occhiello{background-color:#202122;border-color:#54595D}html.skin-theme-clientpref-night .mw-parser-output .itwiki-template-occhiello-progetto{background-color:#282929}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .itwiki-template-occhiello{background-color:#202122;border-color:#54595D}html.skin-theme-clientpref-os .mw-parser-output .itwiki-template-occhiello-progetto{background-color:#282929}}</style><div class="itwiki-template-occhiello"><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Pleiades_2008.png" class="mw-file-description" title="Oggetti del profondo cielo"><img alt=" " src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Pleiades_2008.png/25px-Pleiades_2008.png" decoding="async" width="25" height="25" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Pleiades_2008.png/38px-Pleiades_2008.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Pleiades_2008.png/50px-Pleiades_2008.png 2x" data-file-width="128" data-file-height="128" /></a></span> <b><a href="/wiki/Portale:Oggetti_del_profondo_cielo" title="Portale:Oggetti del profondo cielo">Portale Oggetti del profondo cielo</a></b>: accedi alle voci di Wikipedia che trattano di oggetti non stellari</div></div></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; 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