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船帆座AH：修订间差异

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{{Starbox begin
{{Starbox begin
| name = 船帆座AH
| name = 船帆座AH
}}
}}
{{Starbox observe
{{Starbox observe
| epoch = [[J2000.0]]
| epoch = J2000
| constell = [[船帆座]]<ref name=SIMBAD>{{cite web
| constell = [[船帆座]]
| ra = {{RA|08|11|59.96702}}<ref name=GaiaDR2/>
| url=http://simbad.u-strasbg.fr/simbad/sim-id?Ident=HR+3232
| dec = {{DEC|-46|38|39.6561}}<ref name=GaiaDR2/>
| title =Pulsating variable Star
| appmag_v = 5.70<ref name=evans2016/> {{nowrap|(5.50 – 5.89)}}<ref name=gcvs/>
| publisher=Centre de Données astronomiques de Strasbourg
| work=SIMBAD
| accessdate=2012-07-13}}</ref><ref name=DATA>{{cite web
| url=http://vizier.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=5050&-corr=PK=HR&-out.max=9999&HR=3232
| title =VizieR Detailed Page
| accessdate=2012-07-13}}</ref>
| 星官 =
| ra = {{RA|8|12|0}}<ref name=SIMBAD /><ref name=DATA />
| dec = {{DEC|-46|38|39}}<ref name=SIMBAD /><ref name=DATA />
| appmag_v = 5.76<ref name=SIMBAD /><ref name=DATA />
}}
}}
{{Starbox character
{{Starbox character
| type =
| class = F7Ib-II<ref name=SIMBAD /><ref name=DATA />
| b-v = 0.59<ref name=SIMBAD /><ref name=DATA />
| class = F7&nbsp;Ib-II<ref name=houk1978/>
| u-b = 0.39<ref name=SIMBAD /><ref name=DATA />
| u-b = 0.39<ref name=SIMBAD />
| r-i = <ref name=SIMBAD />
| r-i = <ref name=SIMBAD /><ref name=DATA />
| b-v = 0.59<ref name=luck2014/>
| variable = [[仙王座δ型變星|仙王座δ]]<ref name=gcvs/>
| variable =
}}
}}
{{Starbox astrometry
{{Starbox astrometry
| radial_v = 0.39
| radial_v = {{Val|+26.0|2.9}}<ref name=deBruijne2012/>
| prop_mo_ra = 26
| prop_mo_ra = −4.405<ref name=GaiaDR2/>
| prop_mo_dec = +6.768<ref name=GaiaDR2/>
| parallax =
| p_error =
| parallax = 1.2170
| p_error = 0.0570
| parallax_footnote = <ref name=GaiaDR2/>
| absmag_v = −2.52<ref name=Anderson2012/>
}}
{{Starbox detail
| source =
| mass = {{Val|7.0|0.5}}<ref name=Tetzlaff2011/>
| radius =
| luminosity = 929.98<ref name=Anderson2012/>
| gravity = 1.66<ref name=luck2014/>
| temperature = 6,102<ref name=luck2014/>
| metal_fe = +0.09<ref name=luck2014/>
| rotational_velocity = {{Val|10.0|0.5}}<ref name=AmmlerVonEiff2012/>
| age_myr = {{Val|50.0|11.0}}<ref name=Tetzlaff2011/>
}}
}}
{{Starbox catalog
{{Starbox catalog
| names={{odlist | CD=−46° 3902 | HD=68808 | HIP=40155 | HR=3232 | SAO=219587 }}<ref name=SIMBAD/>
| names =CD-46 3902，[[SAO星表|SAO]] 219587，[[HD星表|HD]] 68808，[[HR星表|HR]] 3232}}
}}
{{Starbox reference |Simbad=HR+3232}}
{{Starbox reference
| Simbad = HD+68808
}}
{{Starbox end}}
{{Starbox end}}


[[File:AH Velorum TESS lightcurve.png|thumb|left|[[NASA]]的[[凌日系外行星巡天衛星]]（TESS）紀錄的[[經典造父變星]]船帆座AH的[[光變曲線]]。]]
'''船帆座AH'''，又名'''CD-46 3902'''，'''HD 68808'''、'''SAO 219587'''、'''HR 3232'''，是[[船帆座]]的一颗恒星<ref name=SIMBAD /><ref name=DATA />，视星等为5.76，位于[[銀道座標系|銀經]]262.44，[[銀道座標系|銀緯]]-6.96，其[[B1900.0]]坐标为赤經{{RA|8|8|51.2}}，赤緯{{DEC|-46|-6.96|40}}。


'''船帆座AH'''是在[[船帆座]]的一顆黃白色調單星<ref name=Eggleton2008/>。它的平均[[視星等]]為5.70等<ref name=evans2016/>，這使得必須在良好的觀測條件下，才能用裸眼隱約看到它。從它的週年[[恆星視差|視差]] {{Val|1.217|ul=mas}}<ref name=GaiaDR2/>估計，它的距離大約是2,700[[光年]]。它正以每秒 +26公里的日心[[徑向速度]]朝向地球移動<ref name=deBruijne2012/>。
== 参考文献 ==

{{reflist}}
它是顆[[恆星光譜|光譜類型]]為F7Ib-II的[[亮巨星]]/[[超巨星]] <ref name="AAVSOAH" />，年齡大約5,000萬年<ref name=Tetzlaff2011/>，[[恆星自轉|投影轉動速度]]為每秒10公里<ref name=AmmlerVonEiff2012/>。它的質量為7[[太陽質量]]<ref name=Tetzlaff2011/>，來自[[有效溫度]]6,102K<ref name=luck2014/>的[[光球]]亮度是[[太陽亮度|太陽]]的930倍<ref name=Anderson2012/>。

這顆[[經典造父變星]]<ref name=gcvs/>的[[視星等]]範圍從5.50至5.89等，週期超過4.227171天<ref name="AAVSOAH"/>。它的第一泛音脈動有6.04天的基本週期<ref name=evans2016/>。

== 參考資料 ==
{{reflist|refs=

<ref name=SIMBAD>{{cite simbad | title=HD 68808 | access-date=16 August 2018 }}</ref>

<ref name=GaiaDR2>{{Cite Gaia DR2|5519380077440172672}}</ref>

<ref name="AAVSOAH">{{cite web
| url=http://www.aavso.org/vsx/index.php?view=detail.top&oid=37478
| title=AH Velorum | date=4 January 2010 | work=AAVSO Website
| last=Watson |first=Christopher
| publisher=[[American Association of Variable Star Observers]]
| accessdate=12 March 2014 }}</ref>

<ref name=Anderson2012>{{cite journal
| title=XHIP: An extended hipparcos compilation
| last1=Anderson | first1=E. | last2=Francis | first2=Ch.
| journal=Astronomy Letters
| volume=38 | issue=5 | pages=331 | year=2012
| bibcode=2012AstL...38..331A | doi=10.1134/S1063773712050015
| arxiv=1108.4971 }}</ref>

<ref name=houk1978>{{cite journal
| last1=Houk | first1=Nancy | year=1978
| title=Michigan catalogue of two-dimensional spectral types for the HD stars
| journal=Ann Arbor : Dept. Of Astronomy | volume=2 | publication-place=Ann Arbor
| bibcode=1978mcts.book.....H }}</ref>

<ref name=luck2014>{{cite journal
| title=Parameters and Abundances in Luminous Stars
| journal=The Astronomical Journal
| last1=Luck | first1=R. Earle
| volume=147 | issue=6 | pages=137 | year=2014
| bibcode=2014AJ....147..137L | doi=10.1088/0004-6256/147/6/137 | doi-access=free }}</ref>

<ref name=AmmlerVonEiff2012>{{cite journal
| last1=Ammler-von Eiff | first1=M. | last2=Reiners | first2=A.
| title=New measurements of rotation and differential rotation in A-F stars: are there two populations of differentially rotating stars?
| journal=Astronomy & Astrophysics
| volume=542 | page=A116 | date=June 2012
| doi=10.1051/0004-6361/201118724 | bibcode=2012A&A...542A.116A
| arxiv=1204.2459 }}</ref>

<ref name=deBruijne2012>{{cite journal
| last1=de Bruijne | first1=J. H. J. | last2=Eilers | first2=A.-C.
| title=Radial velocities for the HIPPARCOS-Gaia Hundred-Thousand-Proper-Motion project
| journal=Astronomy & Astrophysics
| volume=546 | id=A61 | pages=14 | date=October 2012
| doi=10.1051/0004-6361/201219219 | bibcode=2012A&A...546A..61D
| arxiv=1208.3048 }}</ref>

<ref name=Tetzlaff2011>{{citation
| display-authors=1 | last1=Tetzlaff | first1=N.
| last2=Neuhäuser | first2=R. | last3=Hohle | first3=M. M.
| title=A catalogue of young runaway Hipparcos stars within 3 kpc from the Sun
| journal=Monthly Notices of the Royal Astronomical Society
| volume=410 | issue=1 | pages=190–200 | date=January 2011
| doi=10.1111/j.1365-2966.2010.17434.x | bibcode=2011MNRAS.410..190T
| arxiv=1007.4883 }}</ref>

<ref name=gcvs>{{cite journal
| title=General catalogue of variable stars: Version GCVS 5.1
| last1=Samus' | first1=N. N | last2=Kazarovets | first2=E. V
| last3=Durlevich | first3=O. V | last4=Kireeva | first4=N. N
| last5=Pastukhova | first5=E. N | journal=Astronomy Reports
| volume=61 | issue=1 | pages=80–88 | year=2017
| doi=10.1134/S1063772917010085 | bibcode=2017ARep...61...80S }}</ref>

<ref name=Eggleton2008>{{cite journal
| title = A catalogue of multiplicity among bright stellar systems
| last1 = Eggleton | first1 = P. P. | last2 = Tokovinin | first2=A. A.
| journal = Monthly Notices of the Royal Astronomical Society
| volume = 389 | issue = 2 | pages = 869 | date = 2008
| doi = 10.1111/j.1365-2966.2008.13596.x
| bibcode = 2008MNRAS.389..869E | arxiv=0806.2878 }}</ref>

<ref name=evans2016>{{cite journal|bibcode=2016AJ....151..129E |title=Hubble Space Telescope Snapshot Survey for Resolved Companions of Galactic Cepheids |journal=The Astronomical Journal |volume=151 |issue=5 |pages=129 |last1=Evans |first1=Nancy Remage |last2=Bond |first2=Howard E |last3=Schaefer |first3=Gail H |last4=Mason |first4=Brian D |last5=Tingle |first5=Evan |last6=Karovska |first6=Margarita |last7=Pillitteri |first7=Ignazio |year=2016 |doi=10.3847/0004-6256/151/5/129 |arxiv=1603.02224 }}</ref>

}}


{{star-stub}}
{{船帆座}}


[[Category:F-型超巨星]]
{{船帆座恒星}}
[[Category:船帆座]]
[[Category:F-型亮巨星]]
[[Category:HD和HDE天體|68808]]
[[Category:經典造父變星]]
[[Category:船帆座)]]
[[Category:波恩天體]]
[[Category:HD和HDE天體|068808]]
[[Category:HIP天體|040155]]
[[Category:HR天體|3232]]
[[Category:HR天體|3232]]
[[Category:SAO天體|219587]]
[[Category:以變星命名法命名的變星|船帆座, AH]]

2020年9月11日 (五) 13:40的版本

船帆座AH
觀測資料
曆元 J2000
星座 船帆座
星官
赤經 08h 11m 59.96702s[1]
赤緯 -46° 38′ 39.6561″[1]
視星等（V） 5.70[2] (5.50 – 5.89)[3]
特性
光谱分类F7 Ib-II[4]
U−B 色指数0.39[5]
B−V 色指数0.59[6]
R−I 色指数[5]
变星类型仙王座δ[3]
天体测定
徑向速度 (Rv)+26.0±2.9[7] km/s
自行 (μ) 赤经：−4.405[1] mas/yr
赤纬：+6.768[1] mas/yr
视差 (π)1.2170 ± 0.0570[1] mas
距离2,700 ± 100 ly
(820 ± 40 pc)
绝对星等 (MV)−2.52[8]
詳細資料
質量7.0±0.5[9] M☉
表面重力 (log g)1.66[6]
亮度929.98[8] L☉
溫度6,102[6] K
金属量 [Fe/H]+0.09[6] dex
自轉速度 (v sin i)10.0±0.5[10] km/s
年齡50.0±11.0[9] Myr
其他命名
CD−46° 3902、​HD 68808、​HIP 40155、​HR 3232、​SAO 219587[5]
參考資料庫
SIMBAD资料
NASA的凌日系外行星巡天衛星（TESS）紀錄的經典造父變星船帆座AH的光變曲線。

船帆座AH是在船帆座的一顆黃白色調單星[11]。它的平均視星等為5.70等[2]，這使得必須在良好的觀測條件下，才能用裸眼隱約看到它。從它的週年視差 1.217 mas[1]估計，它的距離大約是2,700光年。它正以每秒 +26公里的日心徑向速度朝向地球移動[7]。

它是顆光譜類型為F7Ib-II的亮巨星/超巨星 [12]，年齡大約5,000萬年[9]，投影轉動速度為每秒10公里[10]。它的質量為7太陽質量[9]，來自有效溫度6,102K[6]的光球亮度是太陽的930倍[8]。

這顆經典造父變星[3]的視星等範圍從5.50至5.89等，週期超過4.227171天[12]。它的第一泛音脈動有6.04天的基本週期[2]。

參考資料

  1. ^ 1.0 1.1 1.2 1.3 1.4 1.5 Brown, A. G. A.; Vallenari, A.; Prusti, T.; de Bruijne, J. H. J.; et al. Gaia Data Release 2. Summary of the contents and survey properties. Astronomy & Astrophysics. 2018. Bibcode:2018A&A...616A...1G. arXiv:1804.09365 可免费查阅. doi:10.1051/0004-6361/201833051.  VizieR中此天体在盖亚望远镜第二批数据发布的记录
  2. ^ 2.0 2.1 2.2 Evans, Nancy Remage; Bond, Howard E; Schaefer, Gail H; Mason, Brian D; Tingle, Evan; Karovska, Margarita; Pillitteri, Ignazio. Hubble Space Telescope Snapshot Survey for Resolved Companions of Galactic Cepheids. The Astronomical Journal. 2016, 151 (5): 129. Bibcode:2016AJ....151..129E. arXiv:1603.02224 可免费查阅. doi:10.3847/0004-6256/151/5/129. 
  3. ^ 3.0 3.1 3.2 Samus', N. N; Kazarovets, E. V; Durlevich, O. V; Kireeva, N. N; Pastukhova, E. N. General catalogue of variable stars: Version GCVS 5.1. Astronomy Reports. 2017, 61 (1): 80–88. Bibcode:2017ARep...61...80S. doi:10.1134/S1063772917010085. 
  4. ^ Houk, Nancy. Michigan catalogue of two-dimensional spectral types for the HD stars. Ann Arbor : Dept. Of Astronomy (Ann Arbor). 1978, 2. Bibcode:1978mcts.book.....H. 
  5. ^ 5.0 5.1 5.2 [
    http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+68808
    HD 68808] 请检查|url=值 (帮助). SIMBAD. 斯特拉斯堡天文資料中心.     
  6. ^ 6.0 6.1 6.2 6.3 6.4 Luck, R. Earle. Parameters and Abundances in Luminous Stars. The Astronomical Journal. 2014, 147 (6): 137. Bibcode:2014AJ....147..137L. doi:10.1088/0004-6256/147/6/137 可免费查阅. 
  7. ^ 7.0 7.1 de Bruijne, J. H. J.; Eilers, A.-C. Radial velocities for the HIPPARCOS-Gaia Hundred-Thousand-Proper-Motion project. Astronomy & Astrophysics. October 2012, 546: 14. Bibcode:2012A&A...546A..61D. arXiv:1208.3048 可免费查阅. doi:10.1051/0004-6361/201219219. A61. 
  8. ^ 8.0 8.1 8.2 Anderson, E.; Francis, Ch. XHIP: An extended hipparcos compilation. Astronomy Letters. 2012, 38 (5): 331. Bibcode:2012AstL...38..331A. arXiv:1108.4971 可免费查阅. doi:10.1134/S1063773712050015. 
  9. ^ 9.0 9.1 9.2 9.3 Tetzlaff, N.; et al, A catalogue of young runaway Hipparcos stars within 3 kpc from the Sun, Monthly Notices of the Royal Astronomical Society, January 2011, 410 (1): 190–200, Bibcode:2011MNRAS.410..190T, arXiv:1007.4883 可免费查阅, doi:10.1111/j.1365-2966.2010.17434.x 
  10. ^ 10.0 10.1 Ammler-von Eiff, M.; Reiners, A. New measurements of rotation and differential rotation in A-F stars: are there two populations of differentially rotating stars?. Astronomy & Astrophysics. June 2012, 542: A116. Bibcode:2012A&A...542A.116A. arXiv:1204.2459 可免费查阅. doi:10.1051/0004-6361/201118724. 
  11. ^ Eggleton, P. P.; Tokovinin, A. A. A catalogue of multiplicity among bright stellar systems. Monthly Notices of the Royal Astronomical Society. 2008, 389 (2): 869. Bibcode:2008MNRAS.389..869E. arXiv:0806.2878 可免费查阅. doi:10.1111/j.1365-2966.2008.13596.x. 
  12. ^ 12.0 12.1 Watson, Christopher. AH Velorum. AAVSO Website. American Association of Variable Star Observers. 4 January 2010 [12 March 2014]. 
恒星
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HD
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取自“https://zh.wikipedia.org/w/index.php?title=船帆座AH&oldid=61601260”