Sheratan
L☉
| Stern Sheratan (β Arietis) | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AladinLite | |||||||||||||||||
| Beobachtungsdaten Äquinoktium: J2000.0, Epoche: J2000.0 | |||||||||||||||||
| Sternbild | Widder | ||||||||||||||||
| Rektaszension | 01h 54m 38,40s [1] | ||||||||||||||||
| Deklination | +20° 48′ 29,0″ [1] | ||||||||||||||||
| Helligkeiten | |||||||||||||||||
| Scheinbare Helligkeit | 2,64 mag[1] | ||||||||||||||||
| Spektrum und Indices | |||||||||||||||||
| Spektralklasse | A5 V[1] | ||||||||||||||||
| Astrometrie | |||||||||||||||||
| Entfernung | 60 Lj | ||||||||||||||||
| Physikalische Eigenschaften | |||||||||||||||||
| Andere Bezeichnungen und Katalogeinträge | |||||||||||||||||
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Sheratan (auch Sheratim, Al Sheratain, aus arabisch الشرطان, DMG aš-šaraṭān ‚die zwei Zeichen‘: Widder und Fische) ist der Eigenname des Fixsterns Beta Arietis (β Arietis, kurz β Ari) im Sternbild Widder. Sheratan ist ca. 60 Lichtjahre entfernt, besitzt eine scheinbare Helligkeit von +2,64 mag und gehört zur Spektralklasse A5V.
Die IAU Working Group on Star Names (WGSN) hat am 20. Juli 2016 den standardisierten Eigennamen für diesen Stern festgelegt.[2]
Einzelnachweise
- ↑ a b c Hipparcos-Katalog (ESA 1997)
- ↑ Bulletin of the IAU Working Group on Star Names, No. 1, July 2016. (PDF) Abgerufen am 9. November 2016 (englisch, 184 KiB).
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