«Betelgeuse»: berrikuspenen arteko aldeak

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ez dago edizio laburpenik
t (r2.7.3) (robota Erantsia: sh:Betelgeuse)
{{Starbox begin
[[Fitxategi:Position Alpha Ori.png|thumb|200px|Izarraren kokapena [[Orion]] konstelazioan]]
|name =Betelgeuse (α Ori)
}}
{{Starbox image
|image =[[File:Position Alpha Ori.png|250px]]
|caption = Betelgeuse [[Orion]]en.
}}
{{Starbox observe
|epoch = J2000.0
|constell = [[Orion]]
|ra = {{RA|05|55|10.3053}}
|dec = {{DEC|+07|24|25.426}}
}}
{{Starbox character
|class = M2Iab
| appmag_1_passband = V
| appmag_1 = 0.42 (0.3 to 1.2)
| appmag_2_passband = J
| appmag_2 = -2.99 ± 0.10
|b-v = 1.85<ref name="NICOLET">{{erreferentzia
| abizena=Nicolet |izena= B.
| izenburua=Catalogue of homogeneous data in the UBV photoelectric photometric system
| aldizkaria=Astronomy and Astrophysics
| urtea=1978
| liburukia=34
| orrialdeak=1–49
| bibcode=1978A&AS...34....1N
| doi= }}</ref>
|u-b = 2.06<ref name="NICOLET"/>
|variable = SR&nbsp;c (erdirregular)
}}
{{Starbox astrometry
|radial_v = +21.91
|prop_mo_ra = 24.95 ± 0.08
|prop_mo_dec = 9.56 ± 0.15
|parallax = 5.07
|p_error = 1.10
|parallax_footnote=
|dist_ly = 643 ± 146
|dist_pc = 197 ± 45
|absmag_v = −6.02<ref name="WOLFRAM1">{{erreferentzia
|izenburua=Betelgeuse
|egilea=Wolfram Alpha
|url=http://www.wolframalpha.com/input/?i=betelgeuse
|data=2009-5-18</ref>
}}
{{Starbox detail
|mass=15–20
|radius=950-1200
|luminosity=120,000±30,000
|temperature=3,140-3,641<ref name="HARPER2001">{{erreferentzia
| izenburua=A Spatially Resolved, Semiempirical Model for the Extended Atmosphere of α Orionis (M2 Iab)
| egilea=Harper, Graham M.; Brown, Alexander; Lim, Jeremy
| aldizkaria=The Astrophysical Journal, Volume 551, Issue 2, pp. 1073-1098.
| liburukia=551
| alea=2
| orrialdeak=1073–1098
| urtea=2001
| doi=10.1086/320215
| bibcode=2001ApJ...551.1073H}}</ref>
|gravity=-0.5<ref name="LOBEL">{{erreferentzia
| egilea=Lobel, Alex; Dupree, Andrea K.
| izenburua=Modeling the Variable Chromosphere of α Orionis
| aldizkaria=The Astrophysical Journal,
| urtea=2000
| liburukia=545
| alea=1
| orrialdeak=454–74
| url=http://iopscience.iop.org/0004-637X/545/1/454/pdf/51504.web.pdf
| formatua=PDF
| bibcode=2000ApJ...545..454L
| doi=10.1086/317784}}</ref>
|metal=0.05 Fe/H<ref name="RAMIREZ">{{erreferentzia
| egilea=Ramírez, Solange V.
| izenburua=Stellar Iron Abundances at the Galactic Center
| aldizkaria=The Astrophysical Journal,
| urtea=2000
| liburukia=537
| alea=1
| orrialdeak=205–20
| url=http://iopscience.iop.org/0004-637X/537/1/205/pdf/50790.web.pdf
| formatua=PDF
| bibcode=2000ApJ...537..205R
| doi=10.1086/309022}}</ref>
|rotation=5 km/s
|age = ~7.3{{e|6}}
}}
{{Starbox catalog
|names=Betelgeuse, [[Bayer designation|α Ori]], [[Flamsteed designation|58&nbsp;Ori]], [[Harvard Revised catalogue|HR]]&nbsp;2061, [[Bonner Durchmusterung|BD]] +7° 1055, [[Henry Draper Catalogue|HD]]&nbsp;39801, [[Catalogues of Fundamental Stars|FK5]]&nbsp;224, [[Hipparcos catalogue|HIP]]&nbsp;27989, [[Smithsonian Astrophysical Observatory Star Catalog|SAO]]&nbsp;113271, [[Boss General Catalogue|GC]]&nbsp;7451, [[Catalog of Components of Double and Multiple Stars|CCDM]]&nbsp;J05552+0724AP, [[American Association of Variable Star Observers|AAVSO]]&nbsp;0549+07
}}
{{Starbox reference
|Simbad=HD+39801}}
{{Starbox end}}
 
{{zerua|05|55|10.3053|+|07|24|25.426|600}}
'''Alfa Orionis''' edo '''''Betelgeuse''''' [[Orion]] konstelazioan dagoen [[izar]] distiratsuena da.
 
Diametroa [[eguzkia]]rena halako mila da, 1,3 mila milioi kilometro inguru. M2 [[mota espektral]]ekoa da eta [[Lurra|Lurretik]] 500 [[argi-urte]]ra dago. [[Supererraldoi]] gorria da, eta [[supernoba]] bezala lehertuko da.
 
== Erreferentziak ==
{{erreferentzia_zerrenda}}
 
{{Astronomia zirriborroa}}
 
[[Kategoria:Izen propiodun izarrak]]
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