Gamma Cassiopeiae - Wikipedia
Gamma Cassiopeiae is an eruptive variable star, whose apparent magnitude changes irregularly from 1.6 at its brightest to 3.0 at its dimmest. It is the prototype of the class of Gamma Cassiopeiae variable stars.
Gamma Cassiopeiae: Star System, Name, Location, Constellation
2020年8月16日 · Gamma Cassiopeiae (γ Cas) is a spectroscopic binary star located at a distance of 550 light years from Earth in the constellation Cassiopeia. It is the central star of Cassiopeia's W.
Meet Gamma Cassiopeiae, the Classic Eruptive Variable
2021年8月31日 · Gamma Cassiopeiae was one of the many stars used as to calibrate the gyroscopes aboard Apollo spacecraft. Noticing that the star lacked a traditional name, astronaut Gus Ivan Grissom playfully labeled Gamma Cassiopeiae “Navi” on his star chart — using his own middle name spelled backwards.
γ Cassiopeiae (gamma Cassiopeiae) - Star in Cassiopeia
γ Cassiopeiae is a variable and multiple hypergiant star of spectral class B0 in the constellation of Cassiopeia. γ Cassiopeiae visual magnitude is 2.47. Because of its brightness, γ Cassiopeiae is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.
Cassiopeia (constellation) - Wikipedia
Gamma Cassiopeiae has a minimum magnitude of 3.0 and a maximum magnitude of 1.6, but is generally near magnitude 2.2, with unpredictable fades and brightenings. It is a spectroscopic binary, with an orbital period of 203.59 days and a companion with a calculated mass about the same as the Sun.
Gamma Cassiopeiae and the Be Stars - aavso
Gamma Cas is very easy to find, especially since it is one of the bright stars that forms the familiar "w"-shape pattern in the constellation of Cassiopeia. Although gamma Cas is so bright that it may be seen by the unaided eye, its range of variation is relatively small -- based on the AAVSO International Database, it only varies by 0.6 ...
Star Facts: Gamma Cassiopeia - Astronomy Trek
2018年2月16日 · Gamma Cassiopeiae is known to have two faint optical companions, designated components B and C, respectively. “B” is located about 2 seconds of arc away, and has an apparent visual magnitude of 11, while “C” is located only about one second of arc away, and has an apparent visual magnitude of 13.
Cih Star Facts (Gamma Cassiopeiae) - Universe Guide
Cih (Gamma Cassiopeiae) is a blue subgiant star in the constellation of Cassiopeia. It can be seen in the northern hemisphere night sky. Cih distance from Earth is 549.10 light years away.
Gamma Cassiopeiae Nebula and Landscape in HaRGB
2023年11月7日 · Both are illuminated by the fast rotating gigantic B0 IV star Gamma Cas. It is a combination of a reflection nebula and HII region, with spectroscopic mid-infrared detections of molecular hydrogen and polycyclic aromatic hydrocarbons (PAHs).
Gamma Cassiopeiae - daviddarling.info
Gamma Cassiopeiae is the central star of the "W" of the constellation Cassiopeia and the first known Be star (identified by Angelo Secchi in 1866). It is among the brightest stars in the sky to have no proper Western name, though the ancient Chinese knew it as Tsih (the whip).