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{{Sky|18|41|24.75|+|70|00|38.54|73.1}}
{{Starbox begin
|name=WISEPA J184124.74+700038.0}}
{{Starbox observe
|epoch=[[Modified Julian date|MJD]] 55590.80<ref name="Kirkpatrick2011v1"/>
|equinox=[[J2000]]<ref name="Kirkpatrick2011v1"/>
|constell=[[天龍座]]
|ra={{RA|18|41|24.75}}<ref name="Kirkpatrick2011v1">{{cite journal |doi=10.1088/0067-0049/197/2/19 |authorlink=J. Davy Kirkpatrick |last1=Kirkpatrick |first1=J. Davy |last2=Cushing |first2=Michael C. |last3=Gelino |first3=Christopher R. |last4=Griffith |first4=Roger L. |last5=Skrutskie |first5=Michael F. |last6=Marsh |first6=Kenneth A. |last7=Wright |first7=Edward L. |last8=Mainzer |first8=Amy K. |last9=Eisenhardt |first9=Peter R. |last10=McLean |first10=Ian S. |last11=Thompson |first11=Maggie A. |last12=Bauer |first12=James M. |last13=Benford |first13=Dominic J. |last14=Bridge |first14=Carrie R. |last15=Lake |first15=Sean E. |last16=Petty |first16=Sara M. |last17=Stanford |first17=Spencer Adam |last18=Tsai |first18=Chao-Wei |last19=Bailey |first19=Vanessa |last20=Beichman |first20=Charles A. |last21=Bloom |first21=Joshua S. |last22=Bochanski |first22=John J. |last23=Burgasser |first23=Adam J. |last24=Capak |first24=Peter L. |last25=Cruz |first25=Kelle L. |last26=Hinz |first26=Philip M. |last27=Kartaltepe |first27=Jeyhan S. |last28=Knox |first28=Russell P. |last29=Manohar |first29=Swarnima |last30=Masters |first30=Daniel |last31=Morales-Calderon |first31=Maria |last32=Prato |first32=Lisa A. |last33=Rodigas |first33=Timothy J. |last34=Salvato |first34=Mara |last35=Schurr |first35=Steven D. |last36=Scoville |first36=Nicholas Z. |last37=Simcoe |first37=Robert A. |last38=Stapelfeldt |first38=Karl R. |last39=Stern |first39=Daniel |last40=Stock |first40=Nathan D. |last41=Vacca |first41=William D. |title=The First Hundred Brown Dwarfs Discovered by the Wide-field Infrared Survey Explorer (WISE) |date=2011 |journal=[[The Astrophysical Journal Supplement]] |volume=197 |issue=2 |pages=19 |arxiv=1108.4677v1 |bibcode=2011ApJS..197...19K |s2cid=16850733 }}</ref>
|dec={{DEC|70|00|38.54}}<ref name="Kirkpatrick2011v1"/>}}
<tr><th style="background-color: #FFFFC0;" colspan="2">特性</th></tr>
<tr><th colspan="2">全系统</th></tr>
<tr valign=top><td>'''[[視星等]] (J ([[2微米全天巡天|2MASS]] 測光系統))'''</td><td>16.800 ± 0.035<ref name="Kirkpatrick2011v1"/></td></tr>
<tr valign=top><td>'''[[視星等]] (J ([[毛納基山天文台|MKO]] 測光系統))'''</td><td>16.64 ± 0.03<ref name="Kirkpatrick2011v1"/></td></tr>
<tr valign=top><td>'''[[視星等]] (H ([[2微米全天巡天|2MASS]] 測光系統))'''</td><td>16.912 ± 0.082<ref name="Kirkpatrick2011v1"/></td></tr>
<tr valign=top><td>'''[[視星等]] (H ([[毛納基山天文台|MKO]] 測光系統))'''</td><td>16.99 ± 0.04<ref name="Kirkpatrick2011v1"/></td></tr>
<tr valign=top><td>'''[[視星等]] (KS ([[2微米全天巡天|2MASS]] 測光系統))'''</td><td>>15.626<ref name="Kirkpatrick2011v1"/></td></tr>
<tr><th colspan="2">A</th></tr>
<tr valign=top><td>'''[[恆星光譜|光譜類型]]'''</td><td>T5<ref name="Gelino2011v1"/></td></tr>
<tr valign=top><td>'''[[視星等]] (J ([[毛納基山天文台|MKO]] 測光系統))'''</td><td>17.24 ± 0.10<ref name="Gelino2011v1"/></td></tr>
<tr valign=top><td>'''[[視星等]] (H ([[2微米全天巡天|2MASS]] 測光系統))'''</td><td>17.73 ± 0.10<ref name="Gelino2011v1"/></td></tr>
<tr><th colspan="2">B</th></tr>
<tr valign=top><td>'''[[恆星光譜|光譜類型]]'''</td><td>T5<ref name="Gelino2011v1"/></td></tr>
<tr valign=top><td>'''[[視星等]] (J ([[毛納基山天文台|MKO]] 測光系統))'''</td><td>17.57 ± 0.13<ref name="Gelino2011v1"/></td></tr>
<tr valign=top><td>'''[[視星等]] (H ([[毛納基山天文台|MKO]] 測光系統))'''</td><td>17.75 ± 0.10<ref name="Gelino2011v1"/></td></tr>
{{Starbox astrometry
|prop_mo_ra=-104 ± 25<ref name="Kirkpatrick2011v1"/>
|prop_mo_dec=527 ± 28<ref name="Kirkpatrick2011v1"/>
|dist_ly=131.1 ± 16<ref name="Gelino2011v1"/>
|dist_pc=40.2 ± 4.9<ref name="Gelino2011v1"/>}}
{{Starbox orbit
| reference = <ref name="Gelino2011v1"/>
| primary = A
| name = B
| period = ~11<ref name="note 1" group="note">在假設該系統年齡10億年狀態下</ref>
}}
{{Starbox detail
|component1= A
|mass_mj=≈60<ref name="Gelino2011v1"/><ref name="note 1" group="note"/>
|component2= B
|mass_mj2=≈60<ref name="Gelino2011v1"/><ref name="note 1" group="note"/>
}}
{{Starbox relpos
| epoch = [[世界时|UT]] 2010 Jul 1
| primary = A
| component = B
| angdistmas = 70 ± 14
| angdistref = <ref name="Gelino2011v1"/>
| posang = 82 ± 9
| posangref = <ref name="Gelino2011v1"/>
| projsep = 2.8 ± 0.7
| projsepref = <ref name="Gelino2011v1"/>
}}
<tr><th style="background-color: #FFFFC0;" colspan="2">[[Star catalogue|其他命名]]</th></tr>
<tr><td colspan="2"><div style="width: 230px;">WISEPA J184124.74+700038.0,<ref name="Kirkpatrick2011v1"/> WISE J1841+7000<ref name="Kirkpatrick2011v1"/></div></td></tr>
{{Starbox end}}

'''WISE 1841+7000'''，全稱'''WISEPA J184124.74+700038.0'''，是由兩顆（編號分別加上 '''A''' 和 '''B'''）位於[[天龍座]]的[[棕矮星]]組成的聯星系統，兩顆棕矮星的[[恆星光譜|光譜類型]]都是 T5,<ref name="Gelino2011v1">{{cite journal |last=Gelino |first=Christopher R. |author2=Kirkpatrick, J. Davy |author3=Cushing, Michael C. |author4=Eisenhardt, Peter R. |author5=Griffith, Roger L. |author6=Mainzer, Amanda K. |author7=Marsh, Kenneth A. |author8=Skrutskie, Michael F. |author9=Wright, Edward L. |title=WISE Brown Dwarf Binaries: The Discovery of a T5+T5 and a T8.5+T9 System |year=2011 |journal=[[The Astronomical Journal]] |volume=142 | issue=2 | pages=57 |arxiv=1106.3142 |doi=10.1088/0004-6256/142/2/57 |bibcode=2011AJ....142...57G|s2cid=51345460 }}</ref>。該系統是2011年[[廣域紅外線巡天探測衛星]]發現的104個棕矮星系統之兩個棕矮星聯星系統的其中一個（另一個是[[WISE 0458+6434]]）<ref name="Gelino2011v1"/><ref name="Kirkpatrick2011v1"/>。[[凱克天文台|凱克II望遠鏡]]以[[雷射導引星]]－[[自适应光学]]系統對該系統進行近紅外線攝影後確定確定這是一個聯星系統<ref name="Gelino2011v1"/>。測光估計它的距離是73.1光年（22.4秒差距），但這量測是假設該系統並非聯星的結果<ref name="Kirkpatrick2011v1"/>。該系統的真實距離在它是聯星系統假設下是40.2 ± 4.9秒差距或131.1 ± 16光年<ref name="Gelino2011v1"/>。

==參見==
[[WISE 0458+6434]]

==注釋==
<references group="note" />

==參考資料==
{{reflist|colwidth=30em}}

{{天龙座恒星}}

[[Category:T型恒星]]
[[Category:天龍座]]
[[Category:聯星]]
[[Category:WISE天體|1841+7000]]

WISE 1841+7000 - 版本历史

2024年4月20日 (六) 09:39 imported>CYCcc