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羽林軍廿六

δ Aquarii

δ Aquarii
觀測資料
曆元 J2000
星座 寶瓶座
星官
赤經 22h 54m 39.0125s
赤緯 -15° 49′ 14.953″
視星等(V) 3.269
特性
光谱分类A3V
U−B 色指数0.08
B−V 色指数0.05
天体测定
徑向速度 (Rv)18 km/s
自行 (μ) 赤经:-44.08 mas/yr
赤纬:-24.81 mas/yr
视差 (π)20.44 ± 2.26 mas
距离approx. 160 ly
(approx. 49 pc)
绝对星等 (MV)3.344
詳細資料
質量3,1 M
半徑2,1 R
亮度40 L
溫度7,500–10,000 K
金屬量?
自轉0,29147442359
年齡?
其他命名
Skat, Scheat, 76 Aquarii, GSC 06387-01382, 2MASS J22543901-1549144, HD 216627, N30 5040, TD1 29440, BD-16° 6173, HGAM 1092, PLX 5552, TYC 6387-1382-1, FK5 866, HIC 113136, PMC 90-93 610, UBV M 26696, GC 31943, HIP 113136, PPM 240921, UBV 19625, GCRV 14380, HR 8709, ROT 3333, uvby98 100216627, JP11 3546, SAO 165375, YZ 106 8500.
參考資料庫
SIMBAD资料

寳瓶座δ(δ Aqr、δ Aquarii或羽林軍二十六)是寳瓶座中亮度排行第三的恆星。其英文傳統命名為 Skat 或 Scheat,中文傳統命名為羽林軍二十六。

寳瓶座δ被認爲是大熊座移動星群的外圍恆星之一。

其英文傳統命名的來源普遍認爲是自阿拉伯語as-saq,意為“腿部”或“胫部”。但有人爭論真正的來源是阿拉伯語的另一個字ši'at,也就是“希望”[1]

位置

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寳瓶座δ在夜空中的位置可參照以下的寳瓶座星圖:

Constellation of Aquarius

外部連結

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參考資料

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  1. ^ Allen, Star Names: Their Lore and Meaning. Dover Publications, New York, 1963. ISBN 0-486-21079-0
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羽林軍廿六
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