Vis kilden til Mal:Stjerneinfo/Vega

{{Stjerneboks start
| navn = Vega
}}
{{Stjerneboks bilde
| bilde = Vega Spitzer.jpg
| bildetekst = Et infrarødt bilde av støvskiven rundt Vega.
| kart = 
| karttekst = 
}}
{{Stjerneboks observasjon
| epoke = J2000.0
| ra = {{RA|18|36|56.33635}}<ref name=aaa474_2_653>{{citation | last1=van Leeuwen | first1=F. | title=Validation of the new Hipparcos reduction | journal=Astronomy and Astrophysics | volume=474 | issue=2 | month=November | year=2007 | pages=653–664 | doi=10.1051/0004-6361:20078357 | bibcode=2007A&A...474..653V | arxiv=0708.1752 }}</ref>
| dek = {{DEC|+38|47|01.2802}}<ref name=aaa474_2_653/>
| vismag_v = 0.03<ref name=SIMBAD/>
}}
{{Stjerneboks karakteristikk
| spektralklasse = A0V<ref name=araa11_29>{{citation | last1=Morgan | first1=W. W. | last2=Keenan | first2=P. C. | title=Spectral Classification | year=1973 | journal=Annual Review of Astronomy and Astrophysics | volume=11 | page=29 | doi=10.1146/annurev.aa.11.090173.000333 | bibcode=1973ARA&A..11...29M }}</ref>
| fargeindeks_BV = +0.00<ref name=SIMBAD/>
| fargeindeks_UB = −0.01<ref name=SIMBAD/>
| variabel = Antatt [[Delta Scuti-variabel|delta Scuti]]<ref name=asp93_2_333>{{citation | last=Fernie | first=J. D. | title=On the variability of Vega | journal=Astronomical Society of the Pacific | year=1981 | volume=93 | issue=2 | pages=333–337 | bibcode=1981PASP...93..333F | doi=10.1086/130834 }}</ref>
}}
{{Stjerneboks astrometri
| radialhastighet = −{{nowrap|13.9 ± 0.9}}<ref name=rgcrv1966>{{citation | first1=D. S. | last1=Evans | contribution=The Revision of the General Catalogue of Radial Velocities | title=Proceedings from IAU Symposium no. 30 | page=57 | publisher=Academic Press | date=June 20–24, 1966 | place=London, England | bibcode=1967IAUS...30...57E }}</ref>
| egenbevegelse_ra = 200.94<ref name=aaa474_2_653/>
| egenbevegelse_dek = 286.23<ref name=aaa474_2_653/>
| parallakse = 130.23
| p_usikkerhet = 0.36
| ref_parallakse = <ref name=aaa474_2_653/>
| avst_ly = 
| avst_pc = 
| abs_størrelsesklasse_v = 0.58<ref name=amsmag_v group=N>For tilsynelatende størrelsesklassse ''m'' og parallakse ''π'', er den absolutte størrelsesklassen ''M<sub>v</sub>'' gitt av:
:<math>\begin{smallmatrix}M_v\ =\ m + 5 (\log_{10}{\pi} + 1)\ =\ 0.03 + 5 (\log_{10}{0.12893} + 1)\ =\ 0.58.\end{smallmatrix}</math>
Se: {{citation | first=Roger John | last=Tayler | year=1994 | title=The Stars: Their Structure and Evolution | publisher=Cambridge University Press | page=16 | isbn=0-521-45885-4 }}</ref>
}}
{{Stjerneboks detaljer
| masse = {{nowrap|2.135 ± 0.074}}<ref name=apj708_1_71>{{citation | display-authors=1 | last1=Yoon | first1=Jinmi | last2=Peterson | first2=Deane M. | last3=Kurucz | first3=Robert L. | last4=Zagarello | first4=Robert J. | title=A New View of Vega's Composition, Mass, and Age | journal=The Astrophysical Journal | volume=708 | issue=1 | pages=71–79 | year=2010 | month=January | doi=10.1088/0004-637X/708/1/71 | bibcode=2010ApJ...708...71Y }}</ref>
| radius = {{nowrap|2.26 × 2.78}}<ref name=apj645_1_664>{{citation | display-authors=1 | last1=Aufdenberg | first1=J.P. | last2=Mérand | first2=A. | last3=Coudé du Foresto | first3=V. | last4=Absil | first4=O. | last5=Di Folco | first5=E. | last6=Kervella | first6=P. | last7=Ridgway | first7=S. T. | last8=Berger | first8=D. H. | last9=ten Brummelaar | first9=T. A. | title=First results from the CHARA Array: VII. Long-Baseline Interferometric Measurements of Vega Consistent with a Pole-On, Rapidly Rotating Star? | journal=Astrophysical Journal | year=2006 | volume=645 | issue=1 | pages=664–675 | doi=10.1086/504149 | bibcode=2006ApJ...645..664A | arxiv=astro-ph/0603327 }}</ref>
| overflategravitasjon = {{nowrap|4.1 & 0.1}}<ref name=apj645_1_664/>
| luminositet = {{nowrap|37 ± 3}}<ref name=apj645_1_664/>
| temperatur = {{nowrap|9602 ± 180}}<ref name=aaa391_3_1039>{{citation | last1=Kinman | first1=T. | last2=Castelli | first2=F. | title=The determination of T<sub>eff</sub> for metal-poor A-type stars using V and 2MASS J, H and K magnitudes | journal=Astronomy and Astrophysics | year=2002 | volume=391 | issue=3 | pages=1039–1052 | doi=10.1051/0004-6361:20020806 | bibcode=2002A&A...391.1039K }}</ref>
| metall = 
| rotasjon = 12.5&nbsp;[[Time (tidsenhet)|t]]
| alder = 
}}
{{Stjerneboks kart
| kart = Vega in lyra.svg
| karttekst = Vegas beliggenhet i stjernebildet [[Lyren]]
}}
{{Stjerneboks katalog
| andre_navn = Wega,<ref name=allen1963>{{citation | first1=Richard Hinckley | last1=Allen | year=1963 | title=Star Names: Their Lore and Meaning | publisher=Courier Dover Publications | isbn=0486210790 }}</ref> Lucida Lyrae,<ref name=kendall1845>{{citation | first1=E. Otis | last1=Kendall | year=1845 | title=Uranography: Or, A Description of the Heavens; Designed for Academics and Schools; Accompanied by an Atlas of the Heavens | publisher=Oxford University Press | location=Philadelphia }}</ref> Alpha Lyrae, α Lyrae, 3 Lyr, [[Gliese-Jahreiss catalogue|GJ 721]], [[Harvard Revised catalogue|HR 7001]], [[Bonner Durchmusterung|BD +38°3238]], [[Henry Draper-katalogen|HD 172167]], [[General Catalogue of Trigonometric Parallaxes|GCTP 4293.00]], [[Luyten Two-Tenths catalogue|LTT 15486]], [[Smithsonian Astrophysical Observatory Star Catalog|SAO 67174]], [[Hipparcos|HIP 91262]],<ref name=SIMBAD>{{citation | author=Staff |url=http://simbad.u-strasbg.fr/simbad/sim-id?protocol=html&Ident=vega | title=V* alf Lyr – Variable Star | work=SIMBAD | publisher=Centre de Données astronomiques de Strasbourg | accessdate=2007-10-30 }}—use the "display all measurements" option to show additional parameters.</ref> 织女一
}}
{{Stjerneboks slutt}}<noinclude>

== Noter og referanser ==
;Noter
{{Referanser|group=N}}

;Referanser
{{Referanser}}

[[Kategori:Stjerneinfo|Vega]]
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