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Schedar is an orange K0IIIa giant having a luminosity about 530 times that of the sun.
Other Designations For This Star
Flamsteed ...
4 light-years (ly) from our Sun, Sol, in the central part (00:49:06.29+57:48:54.67, ICRS 2000.0) of Constellation Cassiopeia, the Lady of the Chair -- northeast of Schedar (Alpha Cassiopeiae) and southwest of Mu Cassiopeiae.
Alpha Cassiopeiae is called Shedir or Schedar, from the Arabic al-sadr meaning ‘the breast', which position it marks.
The brightest star in Cassiopeia is Schedar (alpha CAS), which is a multiple star that is pale rose in color and varies in magnitude from 2.2 to 2.8 magnitudes. The second-brightest, called Caph (beta CAS), is a white star of magnitude 2.4.
The stars in Cassiopeia are all less than second magnitude brightness, but as they are visible at northern latitudes for the whole night all year, you may want to know them better. The brightest, Schedar, is a multiple star, ...
Main named stars in Cassiopeia: (Greek alphabet)
Achird (η Cas), Caph (β Cas), Chi (γ Cas), Marfak (θ,μ Cas), Ruchbah (δ Cas), Schedar (α Cas), Segin (Navi, ε Cas).
 See also: Constellation, Star, Perseus, Cassiopeia, S Star
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