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天江三

天江三
觀測資料
曆元 J2000.0
星座 蛇夫座
星官 天江尾宿
赤經 17h 22m 00.58s
赤緯 -24° 59' 58.2"
視星等(V) +3.27
距離 563 光年
(172.70 pc)
光譜分類 B2IV
其他命名
Kaki, 42 Ophiuchi, HR 6453, HD 157056, CD -24 13292, HIP 84970, SAO 185320, FK5 644, GC 23451

天江三(蛇夫座θ,θ Oph)是蛇夫座的一颗三等星,距离地球约565光年光谱型为B2。

天江三位于蛇夫的右脚,在1604年爆发的开普勒超新星西南不远处。

天江三是一颗仙王β型变星,其光变周期为3小时22分。[1]

根据比鲁尼的记载,19世纪欧洲学者认为天江三(蛇夫座θ)与蛇夫座ξ形成了粟特人所说的Wajrik,即“魔法师”,花剌子模语所说的Markhashik,即“被蛇咬的”;[2][3]另外根据Robert Brown,天江三(蛇夫座θ)与蛇夫座η形成科普特语说的Tshiō,意为“蛇”、Aggia意为“魔法师”。[2][3]

参考资料

[编辑]
  1. ^ Burnham's celestial handbook: an observer's guide to the universe beyond the solar system Robert Burnham, Burnham's Celestial Handbook: An Observer's Guide to the Universe Beyond the Solar System, vol. 3(1978), Courier Dover Publications, ISBN 9780486236735, p. 1372.
  2. ^ 2.0 2.1 Robert Brown. Euphratean Stellar Researches, Part 5. Proceedings of the Society of Biblical Archaeology. 1896, 18: 39 [2022-06-23]. (原始内容存档于2022-06-23). 
  3. ^ 3.0 3.1 R.H.Allen, Star Names: Their Lore and Meaning(1899), p. 297


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天江三
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