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Sigma Cassiopeiae

Sigma Cassiopeiae (σ Cas, σ Cassiopeiae) is a binary star in the constellation Cassiopeia. [1]

34 relations: Alpha Lacertae, Apparent magnitude, AR Cassiopeiae, Beta Lacertae, Binary star, Bright Star Catalogue, Cassiopeia (constellation), Chinese language, Constellation, Durchmusterung, Earth, Epsilon Cephei, Flying serpent (asterism), Giant star, HD 206267, Henry Draper Catalogue, Iota Andromedae, Kappa Andromedae, Lambda Andromedae, Light-year, Main sequence, Minute and second of arc, Pi1 Cygni, Pi2 Cygni, Psi Andromedae, Rho Cassiopeiae, Smithsonian Astrophysical Observatory Star Catalog, Stellar classification, Tau Cassiopeiae, 3 Andromedae, 4 Lacertae, 7 Andromedae, 8 Andromedae, 9 Lacertae.

Alpha Lacertae

Alpha Lacertae (Alpha Lac, α Lacertae, α Lac) is an A-type main sequence star in the constellation of Lacerta.

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Apparent magnitude

The apparent magnitude (m) of a celestial object is a measure of its brightness as seen by an observer on Earth, adjusted to the value it would have in the absence of the atmosphere.

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AR Cassiopeiae

AR Cassiopeiae (AR Cas) is a multiple star system in the constellation of Cassiopeia.

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Beta Lacertae

Beta Lacertae (Beta Lac, β Lacertae, β Lac) is the fourth brightest star in the constellation of Lacerta.

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Binary star

A binary star is a star system consisting of two stars orbiting around their common center of mass.

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Bright Star Catalogue

The Bright Star Catalogue, also known as the Yale Catalogue of Bright Stars or Yale Bright Star Catalogue, is a star catalogue that lists all stars of stellar magnitude 6.5 or brighter, which is roughly every star visible to the naked eye from Earth.

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Cassiopeia (constellation)

Cassiopeia is a constellation in the northern sky, named after the vain queen Cassiopeia in Greek mythology, who boasted about her unrivalled beauty.

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Chinese language

Chinese (汉语 / 漢語; Hànyǔ or 中文; Zhōngwén) is a group of related but in many cases mutually unintelligible language varieties, forming a branch of the Sino-Tibetan language family.

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Constellation

In modern astronomy, a constellation is a specific area of the celestial sphere as defined by the International Astronomical Union (IAU).

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Durchmusterung

In astronomy, Durchmusterung or Bonner Durchmusterung (BD), is the comprehensive astrometric star catalogue of the whole sky, compiled by the Bonn Observatory (Germany) from 1859 to 1903.

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Earth

Earth (also the world, in Greek: Gaia, or in Latin: Terra), is the third planet from the Sun, the densest planet in the Solar System, the largest of the Solar System's four terrestrial planets, and the only astronomical object known to accommodate life.

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Epsilon Cephei

Epsilon Cephei (ε Cep, ε Cep) is a Class F0, fourth-magnitude star in the constellation Cepheus.

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Flying serpent (asterism)

Flying Serpent (Tengshe 螣蛇) is an asterism in the Chinese constellation Encampment (Shixiu 室宿).

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Giant star

A giant star is a star with substantially larger radius and luminosity than a main-sequence (or dwarf) star of the same surface temperature.

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HD 206267

HD 206267A is a hierarchical triple star system in the northern circumpolar constellation of Cepheus.

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Henry Draper Catalogue

The Henry Draper Catalogue (HD) is an astronomical star catalogue published between 1918 and 1924, giving spectroscopic classifications for 225,300 stars; it was later expanded by the Henry Draper Extension (HDE), published between 1925 and 1936, which gave classifications for 46,850 more stars, and by the Henry Draper Extension Charts (HDEC), published from 1937 to 1949 in the form of charts, which gave classifications for 86,933 more stars.

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Iota Andromedae

Iota Andromedae (ι And, ι Andromedae) is a star in the constellation Andromeda.

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Kappa Andromedae

Kappa Andromedae (κ And, κ Andromedae) is the Bayer designation for a bright star in the constellation of Andromeda.

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Lambda Andromedae

Lambda Andromedae (λ And, λ Andromedae) is the Bayer designation for a binary star in the northern constellation of Andromeda.

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Light-year

A light-year (abbreviation: ly), sometimes written light year, is a unit of length used informally to express astronomical distances.

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Main sequence

In astronomy, the main sequence is a continuous and distinctive band of stars that appears on plots of stellar color versus brightness.

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Minute and second of arc

A minute of arc (MOA), arcminute (arcmin) or minute arc is a unit of angular measurement equal to one-sixtieth of one degree.

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Pi1 Cygni

Pi1 Cygni (π1 Cyg, π1 Cygni) is the Bayer designation for a star in the constellation Cygnus.

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Pi2 Cygni

Pi2 Cygni (π2 Cyg, π2 Cygni) is a fourth-magnitude star in the constellation Cygnus.

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Psi Andromedae

Psi Andromedae (ψ And, ψ Andromedae) is the Bayer designation for a triple star system in the northern constellation of Andromeda.

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Rho Cassiopeiae

Rho Cassiopeiae (ρ Cas, ρ Cassiopeiae) is a yellow hypergiant star in the constellation Cassiopeia.

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Smithsonian Astrophysical Observatory Star Catalog

The Smithsonian Astrophysical Observatory Star Catalog is an astrometric star catalogue.

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Stellar classification

In astronomy, stellar classification is the classification of stars based on their spectral characteristics.

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Tau Cassiopeiae

Tau Cassiopeiae (τ Cas, τ Cassiopeiae) is a star in the constellation Cassiopeia.

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3 Andromedae

3 Andromedae (3 And) is a star in the constellation Andromeda.

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4 Lacertae

4 Lacertae (4 Lac) is a star in the constellation Lacerta.

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7 Andromedae

7 Andromedae (7 And) is a star in the constellation Andromeda.

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8 Andromedae

8 Andromedae is a red giant star in the constellation Andromeda.

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9 Lacertae

9 Lacertae (9 Lac) is a star in the constellation Lacerta.

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Redirects here:

8 Cassiopeiae, Σ Cassiopeiae.

References

[1] https://en.wikipedia.org/wiki/Sigma_Cassiopeiae

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