NGC_219
NGC_219
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NGC_219Liên quan
NGC 219 NGC 2197 NGC 2392 NGC 214 NGC 2146 NGC 2419 NGC 2964 NGC 2899 NGC 1961 NGC 212Tài liệu tham khảo
WikiPedia: NGC_219 http://cseligman.com/text/atlas/ngc2.htm#219 http://ned.ipac.caltech.edu/cgi-bin/objsearch?objn... http://spider.seds.org/ngc/revngcic.cgi?NGC219 http://server1.wikisky.org/starview?object=NGC+219 http://www.wikisky.org/?object=NGC+219 http://www.wikisky.org/?object=NGC+219&img_source=... http://www.wikisky.org/?object=NGC+219&img_source=... http://www.wikisky.org/?object=NGC+219&img_source=... http://www.wikisky.org/?object=NGC+219&img_source=... http://www.wikisky.org/?object=NGC+219&img_source=...