https://arolstar52-zhtest.hf.space/index.php?action=history&feed=atom&title=2MASS_1507-1627 2026-07-20T18:19:26Z 本wiki上该页面的版本历史 MediaWiki 1.43.9 https://arolstar52-zhtest.hf.space/index.php?title=2MASS_1507-1627&diff=4196611&oldid=prev 2023-03-24T14:42:48Z

<p><a href="/index.php?title=WP:AES&amp;action=edit&amp;redlink=1" class="new" title="WP:AES（页面不存在）">←</a>建立内容为“{{Sky|15|07|47.69|−|16|27|38.6}} {{Starbox begin | name= 2MASS J15074769−1627386}} {{Starbox observe | epoch=J2000 | ra={{RA|15|07|47.69}} | dec={{DEC|−16|27|38.6}} | constell=<a href="/wiki/%E5%A4%A9%E7%A7%A4%E5%BA%A7" title="天秤座">天秤座</a> | appmag_v = 22.136 }} {{Starbox character | type=brown dwarf | class=L5 | appmag_1=18.928{{±|0.097}} | appmag_1_passband=R | appmag_2=12.830 ± 0.027 | appmag_2_passband=J | appmag_3=11.895 ± 0.024 | appmag_3_passband=H | appmag_4=11.312 ± 0.026 |…”的新页面</p> <p><b>新页面</b></p><div>{{Sky|15|07|47.69|−|16|27|38.6}}<br /> {{Starbox begin<br /> | name= 2MASS J15074769−1627386}}<br /> {{Starbox observe<br /> | epoch=J2000<br /> | ra={{RA|15|07|47.69}}<br /> | dec={{DEC|−16|27|38.6}}<br /> | constell=[[天秤座]]<br /> | appmag_v = 22.136<br /> }}<br /> {{Starbox character<br /> | type=brown dwarf<br /> | class=L5<br /> | appmag_1=18.928{{±|0.097}}<br /> | appmag_1_passband=R<br /> | appmag_2=12.830 ± 0.027<br /> | appmag_2_passband=J<br /> | appmag_3=11.895 ± 0.024<br /> | appmag_3_passband=H<br /> | appmag_4=11.312 ± 0.026<br /> | appmag_4_passband=K<br /> }}<br /> {{Starbox astrometry<br /> | radial_v=-39.85&lt;ref name=SIMBAD/&gt;<br /> | prop_mo_ra=-151.645&lt;ref name=SIMBAD/&gt;<br /> | prop_mo_dec=-895.714&lt;ref name=SIMBAD/&gt;<br /> | parallax=134.9474<br /> | p_error=0.2611<br /> | parallax_footnote=&lt;ref name=&quot;GaiaEDR3&quot;&gt;{{Cite Gaia EDR3|6306068659857135232}}&lt;/ref&gt;<br /> | absmag_v= <br /> }}<br /> {{Starbox detail<br /> |source=&lt;ref&gt;{{citation|arxiv=0906.2991|title=The 0.8–14.5 μm Spectra of Mid-L to Mid-T Dwarfs: Diagnostics of Effective Temperature, Grain Sedimentation, Gas Transport, and Surface Gravity|year=2009|doi=10.1088/0004-637X/702/1/154|last1=Stephens|first1=D. C.|last2=Leggett|first2=S. K.|last3=Cushing|first3=Michael C.|last4=Marley|first4=Mark S.|last5=Saumon|first5=D.|last6=Geballe|first6=T. R.|last7=Golimowski|first7=David A.|last8=Fan|first8=Xiaohui|last9=Noll|first9=K. S.|journal=The Astrophysical Journal|volume=702|issue=1 |pages=154–170|bibcode=2009ApJ...702..154S |s2cid=118650774}}&lt;/ref&gt;<br /> | mass=<br /> | radius=0.08<br /> | luminosity=<br /> | temperature=1600<br /> | metal=<br /> | rotation=<br /> | rotational_velocity=<br /> | gravity=5.5<br /> | age=<br /> }}<br /> {{Starbox catalog<br /> | names=2MASS J15074769-1627386, 2MASSW J1507476162738, 2MUCD 11296, 2MASSI J1507476−162738, Gaia DR2 6306068659857135232}}<br /> {{Starbox reference<br /> | Simbad= 2MASSW+J1507476-162738<br /> }}<br /> {{Starbox end}}<br /> <br /> &#039;&#039;&#039;2MASS J15074769−1627386&#039;&#039;&#039; (也縮寫為 &#039;&#039;&#039;2MASS 1507−1627&#039;&#039;&#039;) 是位於[[天秤座]]的一顆棕矮星，距離地球約24.1光年。屬於光譜等級L5；它的表面溫度為1,300至2,000[[開氏|K]]。與其他L型棕矮星一樣，它的光譜主要由金屬氫化物和鹼金屬組成。其光譜還具有較弱的矽酸鹽吸收帶和高度變化的水吸收帶，表明具有復雜的雲霧結構。&lt;ref&gt;{{citation|arxiv=1411.2911|year=2014|doi=10.1088/2041-8205/798/1/L13|last1=Yang|first1=Hao|last2=Apai|first2=Dániel|last3=Marley|first3=Mark S.|last4=Saumon|first4=Didier|last5=Morley|first5=Caroline V.|last6=Buenzli|first6=Esther|last7=Artigau|first7=Étienne|last8=Radigan|first8=Jacqueline|last9=Metchev|first9=Stanimir|last10=Burgasser|first10=Adam J.|last11=Mohanty|first11=Subhanjoy|last12=Lowrance|first12=Patrick J.|last13=Showman|first13=Adam P.|last14=Karalidi|first14=Theodora|last15=Flateau|first15=Davin|last16=Heinze|first16=Aren N.|title=HST Rotational Spectral Mapping of Two L-Type Brown Dwarfs: Variability in and Out of Water Bands Indicates High-Altitude Haze Layers |journal=The Astrophysical Journal|volume=798|pages=L13|s2cid=26179429}}&lt;/ref&gt;<br /> <br /> 這顆棕矮星被懷疑有一個軌道週期超過10年的寬軌道上的亞星伴星（行星）。&lt;ref&gt;{{citation|arxiv=1506.02771|title=Radial velocity variability of field brown dwarfs|year=2015|doi=10.1088/0004-637X/808/1/12|last1=Prato|first1=L.|last2=Mace|first2=G. N.|last3=Rice|first3=E. L.|last4=McLean|first4=I. S.|last5=Kirkpatrick|first5=J. Davy|last6=Burgasser|first6=Adam J.|last7=Kim|first7=Sungsoo S.|journal=The Astrophysical Journal|volume=808|issue=1 |page=12|bibcode=2015ApJ...808...12P |s2cid=26692089}}&lt;/ref&gt;<br /> <br /> ==參考==<br /> {{reflist|refs=<br /> &lt;ref name=SIMBAD&gt;{{cite simbad|title=2MASSW J1507476-162738|access-date = 16 October 2020}}&lt;/ref&gt;<br /> }}<br /> ==外部連結==<br /> *[http://ldwarf.ipac.caltech.edu/archive/version5/viewlist.php?table=ltdwarf&amp;format=html Entry at DwarfArchives.org] {{Webarchive|url=https://web.archive.org/web/20190610082016/http://ldwarf.ipac.caltech.edu/archive/version5/viewlist.php?table=ltdwarf&amp;format=html |date=2019-06-10 }}<br /> <br /> {{Nearest star systems|5}}<br /> <br /> {{DEFAULTSORT:2MASS 1507-1627}}<br /> [[Category:天秤座]]<br /> [[Category:棕矮星]]<br /> [[Category:2MASS天体|J15074769-1627386]]<br /> [[Category:L型恆星]]<br /> [[Category:假想行星系]]</div>

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