Nu Sagittarii information

The Bayer designation Nu Sagittarii (Nu Sgr, ν Sagittarii, ν Sgr) is shared by two star systems, ν¹ Sagittarii and ν² Sagittarii, in the zodiac constellation Sagittarius. The two stars are separated by 0.23° in the sky.

ν¹ Sagittarii
ν² Sagittarii

Nu Sagittarii has the traditional name Ain al Rami, which is from the Arabic عين الرامي ^cain ar-rāmī meaning eye of the archer.^[1] Both of the ν stars, together with τ Sgr, ψ Sgr, ω Sgr, 60 Sgr and ζ Sgr were Al Udḥiyy, the Ostrich's Nest.^[1] Nu Sagittarii is often cited as one of the earliest identified double stars.^[2] In the Almagest, Ptolemy describes the star as "nebulous and double", referring to the double nature of the star.

^ ^a ^b Allen, R. H. (1963). Star Names: Their Lore and Meaning (Reprint ed.). New York: Dover Publications Inc. p. 355. ISBN 0-486-21079-0. Retrieved 2012-09-04.
^ Plotner, Tammy; Vogt, Ken (2009), The Night Sky Companion: A Yearly Guide to Sky-Watching 2009, The Patrick Moore Practical Astronomy Series, Springer Science & Business Media, p. 266, ISBN 978-0387795096.

[allen1899-1] Allen, R. H. (1963). Star Names: Their Lore and Meaning (Reprint ed.). New York: Dover Publications Inc. p. 355. ISBN 0-486-21079-0. Retrieved 2012-09-04.

[2] Plotner, Tammy; Vogt, Ken (2009), The Night Sky Companion: A Yearly Guide to Sky-Watching 2009, The Patrick Moore Practical Astronomy Series, Springer Science & Business Media, p. 266, ISBN 978-0387795096.

Nu Sagittarii information

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