- Beta Cassiopeiae (β Cassiopeiae, abbreviated Beta Cas or β Cas), officially named Caph /ˈkæf/, is a Delta Scuti variable star in the constellation of Cassiopeia. It is a giant star belonging to the spectral class F2. The white star of second magnitude (+2.28 mag, variable) has an absolute magnitude of +1.3 mag.
- Astrakhan Oblast (Wikipedia)
Astrakhan Oblast (Russian: Астраха́нская о́бласть, romanized: Astrakhanskaya oblastʹ; Kazakh: Астрахан облысы, romanized: Astrakhan oblysy) is a federal subject of Russia (an oblast) located in southern Russia. Its administrative center is the city of Astrakhan. As of the 2010 Census, its population was 1,010,073.
- Cassiopeia (constellation) (Wikipedia)
Cassiopeia is a constellation and asterism in the northern sky named after the vain queen Cassiopeia, mother of Andromeda, in Greek mythology, who boasted about her unrivaled beauty. Cassiopeia was one of the 48 constellations listed by the 2nd-century Greek astronomer Ptolemy, and it remains one of the 88 modern constellations today. It is easily recognizable due to its distinctive ‘W’ shape, formed by five bright stars.