Σ 1694
Struve 1694 (Σ 1694, Struve 1694) is a double star in the constellation Camelopardalis. Σ 1694 is a double star, with components of magnitudes 5.3m and 5.9m: *Σ 1694A ( HD 112028) is a white A-type giant star with an apparent magnitude of 5.28m. It is approximately 300 light years from Earth. *Σ 1694B ( HD 112014) is a spectroscopic binary consisting of two A-type main sequence stars. Norton's Star Atlas describes the pair as yellowish and bluish. Σ 1694 was also known as 32 H. Camelopardalis, Hevelius' 32nd of Camelopardalis. It is not Flamsteed's "32 Camelopardalis", which is ξ Aurigae. In the ''British Association Catalogue'', the star pair are listed as being in Ursa Minor. Chinese name In Chinese, (), meaning ''North Pole'', refers to an asterism consisting of Σ 1694, γ Ursae Minoris, β Ursae Minoris, 5 Ursae Minoris and 4 Ursae Minoris. Consequently, Σ 1694 itself is known as (, .), representing (), meaning ''Celestial Pivot''.
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Friedrich Georg Wilhelm Von Struve
Friedrich Georg Wilhelm von Struve (, trans. ''Vasily Yakovlevich Struve''; 15 April 1793 – ) was a Baltic German astronomer and geodesist. He is best known for studying double stars and initiating a triangulation survey later named Struve Geodetic Arc in his honor. Life He was born to the aristocratic Struve family at Altona, Duchy of Holstein (then a part of the Denmark–Norway kingdoms), the son of Jacob Struve (1755–1841). To avoid military service during the French occupation of Holstein, his family moved to the Russian Empire,V. K. Abalkin ''et al.'Struve dynasty (in Russian), St. Petersburg University
equipped with Danish passports. In 1808 he entered the University of Tartu (
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