Achernar

Ón Vicipéid, an chiclipéid shaor.
WD Bosca Sonraí Réad RéalteolaíochAchernar
Cineáldéréalta, near-IR source (en) Aistrigh, réalta athraitheach rothlach agus UV-emission source (en) Aistrigh
Cineál speictreach (réalta)B6Vpe[1] Cuir in eagar ar Wikidata
Réad linbh
RéaltbhuíonAn Abhainn Cuir in eagar ar Wikidata
AoisJ2000.0 Cuir in eagar ar Wikidata
Saintréithe fisiceacha agus réaltmhéadracha
Fad ón Domhan44.091710758377 pc [2] Cuir in eagar ar Wikidata
Ga7.3 R☉[3] Cuir in eagar ar Wikidata
Leacú0.75[4] Cuir in eagar ar Wikidata
Dearbhmhéid−2.77 Cuir in eagar ar Wikidata
Méid dhealraitheach (V)0.46 (banda V)[5] Cuir in eagar ar Wikidata
Mais6.7 M☉[6] Cuir in eagar ar Wikidata
Teocht éifeachtach15,000 K[1] Cuir in eagar ar Wikidata
Saobhdhiallas23.39 mas[7] Cuir in eagar ar Wikidata
Dualghluaisne (diallas)−38.24 mas/y [7] Cuir in eagar ar Wikidata
Dualghluaisne (dronairde)87 mas/y [7] Cuir in eagar ar Wikidata
Luas rothlaithe réaltach260 km/s[8] Cuir in eagar ar Wikidata
Luas gathach18.6 km/s[9] Cuir in eagar ar Wikidata
Imtharraingt dromchla3,980 cm/s²[10] Cuir in eagar ar Wikidata
Dronairde (α)1h 37m 42.8455s[7] Cuir in eagar ar Wikidata
Diallas (δ)-57° -14′ -12.3101″[7] Cuir in eagar ar Wikidata
Lonrachas1,076 solar luminosity (en) Aistrigh Cuir in eagar ar Wikidata
Aois measta37.3 megaannum (en) Aistrigh Cuir in eagar ar Wikidata
Catalóga réalteolaíochta
2MASS J01374284-5714119 (2MASS)
GSC 08478-01395 (Guide Star Catalog (en) Aistrigh)
HD 10144 (Henry Draper Catalogue (en) Aistrigh)
HIP 7588 (Hipparcos Catalogue (en) Aistrigh)
HR 472 (Bright Star Catalogue (en) Aistrigh)
IRAS 01358-5729 (IRAS (en) Aistrigh)
SAO 232481 (Smithsonian Astrophysical Observatory Star Catalog (en) Aistrigh)
α Eri (Bayer designation (en) Aistrigh)
CPC 20 447 (Cape Photographic Catalogue (en) Aistrigh)
FK5 54 (FK5 (en) Aistrigh)
GC 1979 (Boss General Catalogue (en) Aistrigh)
GCRV 916 (General Catalogue of Stellar Radial Velocities (en) Aistrigh)
HIC 7588 (Hipparcos Input Catalogue (en) Aistrigh)
JP11 517 (JP11 (en) Aistrigh)
N30 335 (Catalog of 5,268 Standard Stars Based on the Normal System N30 (en) Aistrigh)
NSV 15353 (New Catalogue of Suspected Variable Stars (en) Aistrigh)
PLX 344 (General Catalogue of Trigonometric Stellar Parallaxes (en) Aistrigh)
PLX 344.00 (General Catalogue of Trigonometric Stellar Parallaxes (en) Aistrigh)
PPM 331199 (PPM Star Catalogue (en) Aistrigh)
ROT 233 (Catalogue of rotational velocities of the stars (en) Aistrigh)
TD1 938 (TD1 Catalog of Stellar Ultraviolet Fluxes (en) Aistrigh)
UBV 1700 (UBV Photoelectric Photometry Catalogue (en) Aistrigh)
uvby98 100010144 (uvbyβ Photoelectric Photometric Catalogue (en) Aistrigh)
alf Eri (General Catalogue of Variable Stars)
[JE82] 39 (A catalogue of Be stars (en) Aistrigh)
WEB 1623 (Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue (en) Aistrigh)
70 Eri (Flamsteed designation (en) Aistrigh)
TIC 230981971 (TESS Input Catalog (en) Aistrigh)
TYC 8478-1395-1 (Tycho Catalogue (en) Aistrigh)
UBV M 8330 (UBV Photoelectric Photometry Catalogue (en) Aistrigh)
ALS 16724 (Catalog of Galactic OB Stars (en) Aistrigh) Cuir in eagar ar Wikidata

Is é Achernar (α Eri, Alfa Eridani) an réalta is gile ar réaltbhuíon na hAbhann, agus tá sé an deichiú (10ú) réalta is gile ar spéir na hoíche. Tá sé suite in aice leis an bpointe is faide ó dheas ar an réaltbhuíon.

Stair téarmaíochta[cuir in eagar | athraigh foinse]

Airíonna[cuir in eagar | athraigh foinse]

Féach freisin[cuir in eagar | athraigh foinse]

Tagairtí[cuir in eagar | athraigh foinse]

Naisc sheachtracha[cuir in eagar | athraigh foinse]