https://arolstar52-zhtest.hf.space/index.php?action=history&feed=atom&title=NGC_48 2026-07-18T06:36:08Z 在这个wiki上该页的修订历史 MediaWiki 1.43.9 https://arolstar52-zhtest.hf.space/index.php?title=NGC_48&diff=138580&oldid=prev 2022-06-27T16:07:49Z

<p>// Edit via Wikiplus</p> <p><b>新页面</b></p><div>[[File:NGC 0048 2MASS.jpg|thumb|280px|right|NGC 48]]<br /> &#039;&#039;&#039;NGC 48&#039;&#039;&#039;是[[仙女座]]的一個[[漩渦星系]]。[[星等]]為13.9，[[赤經]]為14分2.1秒，[[赤緯]]為+48°14&#039;6&quot;。在1885年9月7日首次被發現。它距离太阳系约7930万光年。&lt;ref name=distance&gt;An object&#039;s distance from Earth can be determined using [[Hubble&#039;s law]]: &#039;&#039;v=H&lt;sub&gt;o&lt;/sub&gt;&#039;&#039; is Hubble&#039;s constant (70±5 (km/s)/Mpc). The relative uncertainty Δ&#039;&#039;d&#039;&#039;/&#039;&#039;d&#039;&#039; divided by the distance is equal to the sum of the relative uncertainties of the velocity and &#039;&#039;v=H&lt;sub&gt;o&lt;/sub&gt;&#039;&#039;&lt;/ref&gt;NGC 48由美國天文學家[[路易斯·斯威夫特]]於1885年發現。<br /> ==參考==<br /> {{reflist}}<br /> == 參見 ==<br /> *[[NGC天体列表]]<br /> <br /> {{Catalogs|NGC=48}}<br /> <br /> [[Category:仙女座NGC天体]]</div>

imported>日期20220626