Companion CCDM 12492+8325 B | ||
Similar Beta Camelopardalis, CS Camelopardalis, Alpha Camelopardalis | ||
Struve 1694 (Σ 1694, Struve 1694) is a star in the constellation Camelopardalis.
Σ 1694 is a double star, with components of magnitudes 5.3m and 5.9m. Primary, Σ 1694 A is a white A-type subgiant with an apparent magnitude of 5.28m. It is approximately 300 light years from Earth. Secondary, Σ 1694 B is a spectroscopic binary both A-type main sequence star. Norton's Star Atlas describes the pair as yellowish and bluish.
Σ 1694 was also known as 32H. Cam (Hevelius' 32nd of Camelopardalis), not Flamsteed's "32 Cam". Fl. 32 Cam is identical with 30 Aur. In British Association Catalogue, the star pair are belonging to the constellation Ursa Minor.
Chinese name
In Chinese, 北極 (Běi Jí), 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 北極五 (Běi Jí wǔ, English: the Fifth Star of North Pole.), representing 天樞 (Tiānshū), meaning Celestial Pivot.