Beta Crateris
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Crater |
| Right ascension | 11h 11m 39.5s |
| Declination | −22° 49' 33" |
| Apparent magnitude (V) | 4.48 |
| Distance | 266 ly (81.6 pc) |
| Spectral type | A2III |
| Other designations | |
Beta Crateris (β Crt, β Crateris) is a star in the constellation Crater. Beta Crateris is a white sub-giant belonging to the spectral class A2, has apparent magnitude 4.48, and is about 265 light years from Earth.
Name
Shared with κ Hya, this star was Al Tizini's Al Sharāsīf (ألصرسىف), the Ribs, — i.e. of the Hydra, — and the first of the set[1][2]
In Chinese, 翼宿 (Yì Sù), meaning Wings (asterism), refers to an asterism consisting of β Crateris, α Crateris, γ Crateris, ζ Crateris, λ Crateris, ν Hydrae, η Crateris, δ Crateris, ι Crateris, κ Crateris, ε Crateris, HD 95808, HD 93833, θ Crateris, HD 102574, HD 100219, HD 99922, HD 100307, HD 96819, χ1 Hydrae, HD 102620 and HD 103462.[3] Consequently, β Crateris itself is known as 翼宿十六 (Yì Sù shíliù, English: the Sixteenth Star of Wings.)[4][5]
References
- ↑ Star Name - R.H.Allen p. 182
- ↑ Star Name - R.H.Allen p. 246
- ↑ (Chinese) 中國星座神話, written by 陳久金. Published by 台灣書房出版有限公司, 2005, ISBN 978-986-7332-25-7.
- ↑ (Chinese) AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 5 月 31 日
- ↑ (Chinese) 夢之大地 @ 國立成功大學 WebBBS DreamLand @ National Cheng Kung University WebBBS System
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