H Scorpii [SEP] constellation
H Scorpii
H Scorpii (H Sco) is a star in the constellation Scorpius. Its apparent magnitude is 4.18. It was initially given the Bayer designation Beta Normae by Lacaille but later moved from Norma to Scorpius.
Located around 343 light-years distant, it shines with a luminosity approximately 576 times that of the Sun and has a surface temperature of 4000 K.
AR Cassiopeiae
AR Cassiopeiae (AR Cas) is a multiple star system in the constellation of Cassiopeia. It is thought to be a septuple star system. It is one of only two known star systems with a multiplicity of 7, the other being Nu Scorpii, with no physical multiple stars of greater multiplicity yet found.
Nomenclature.
AR Cassiopeiae was frequently referred to as IH Cas (or H Cas) in some literature. The origin of the designation "IH Cassiopeiae" is from the 17th century catalogue and