An difríocht idir athruithe ar: "Achernar"

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Leagan ó 17:01, 9 Feabhra 2008




Achernar

Suíomh Achernar.


Sonraí breathnaitheacha
Aga J2000
Réaltbhuíon
(fuaimniú)
An Abhainn
Dronairde 01u 37n 42.8s
Diallas −57° 14' 12


Saintréithe
Aicme speictreachB3 Vpe
U-B dathinnéacs−0.66
B-V dathinnéacs−0.20
Aicme athraitheachBE
Réaltmhéadracht
Treoluas gathach (Rv)16 km/s
Dualghluaisne (μ) Dr: 88.02 mas/bl
Di.: −40.08 mas/bl
Saobhdhiallas (π)022.68 ± 0.57 mas
Fad144 sb (44 pc)
Dearbhmhéid (MV)−2.77
Tréithe
Mais6–8 M
Ga~10 R
Lonrachas3,311 (bólaiméadrach) L
Teocht14,510 K
Rothlú225–300 km/s
Aois1–5 × 108 bliain
Ainmneacha eile
Alfa Eridani, α Eridani, HR 472, CD -57°334, HD 10144, SAO 232481, FK5 54, HIP 7588.


Bunachar foinseach sonraí
SIMBAD sonraí