Beta Crateris
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Crater |
| Right ascension | 11h 11m 39.5s [1] |
| Declination | −22° 49' 33" [1] |
| 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
This star was one of the set assigned by the 16th century astronomer Al Tizini[2] to Al Sharāsīf (ألصرسىف), the Ribs (of Hydra), which included the stars from β Crateris westward through κ Hydrae.[3][4]
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.[5] Consequently, β Crateris itself is known as 翼宿十六 (Yì Sù shíliù, English: the Sixteenth Star of Wings.)[6][7]
References
- 1 2 SIMBAD Query Result
- ↑ Rim Turkmani. "Arabic Roots of the Scientific Revolution". Muslim Heritage. Retrieved 1 July 2016.
- ↑ Star Names - R.H.Allen p. 182
- ↑ Star Names - 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