czsky/en/star/hr7141.md

442 B

name constellation created_by created_date updated_by updated_date
Alya (θ Ser) Ser 8mag 2022-01-21 17:00:00 skybber 2022-02-08 15:26:35.104696

a double star at the eastern edge of the constellation. The pair of blue-white stars, 4.6mag and 5.1mag, are 22.3" apart, so a conventional binocular will be sufficient to distinguish them. Both belong to spectral class A5 and are physically related. They lie at a distance of 86ly.