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What does the star Alpheratz look like?
The star Alpheratz is the brightest star in the famous star pattern known as the Great Square of Pegasus. Alpheratz connects Pegasus to the constellation Andromeda. While it appears as a single star to the unaided eye, Alpheratz is actually a tight double star system.
What constellation is Alpheratz?
Andromeda
Alpha Andromedae/Constellations
Andromeda constellation The brightest star, Alpheratz (from the Arabic for “horse’s navel”; the star was once part of the constellation Pegasus), has a magnitude of 2.1.
What kind of star is Alpha Andromedae?
Other Characteristics. Alpheratz is a B-type star of spectral type B8IVpMnHg. It is classified as a mercury-manganese star which contains abnormally high levels of mercury, manganese, and other elements such as gallium and xenon being the brightest mercury-manganese star known.
Where is the star Alpheratz located?
RA 0h 0m 34s | Dec +29° 5′ 26″
Alpha Andromedae/Coordinates
Is Alpheratz a white dwarf?
The primary component, formally named Alpheratz, is a blue-white subgiant star of the spectral type B8IVpMnHg. The suffix “p” indicates that the star is chemically peculiar, while the “MnHg” indicates an overabundance of manganese (Mn) and mercury (Hg) in the star’s spectrum.
Is alpheratz a white dwarf?
What is the magnitude of alpheratz?
2.07
Alpha Andromedae/Magnitude
Is alpheratz a blue giant?
The primary component, formally named Alpheratz, is a blue-white subgiant star of the spectral type B8IVpMnHg. With a surface temperature of 13,800 K, it is 240 times more luminous than the Sun. It has a projected rotational velocity of 52 km/s. Its estimated age is 60 million years.
How far away from Earth is alpheratz?
96.87 light years
Alpha Andromedae/Distance to Earth
What is the colour of Alpheratz?
Alpheratz is a main star in the constellation Andromeda and makes up the constellation outline. Based on the spectral type (B9p) of the star, the star’s colour is blue . Alpheratz is the 55th brightest star in the night sky and is the brightest star in Andromeda based on the Hipparcos 2007 apparent magnitude.
What is Alpheratz star in astrology?
Alpheratz Star Astrology. Alpheratz star rules the area connecting the head with the neck and the lower jaw in the human body. [4] Alpheratz (Alpha Andromedae), Caph (Beta Cassiopeiae) and Algenib (Gamma Pegasi) are together known as the Three Guides that mark the prime meridian of the heavens.
How many light years away is Alpheratz?
Alpheratz is a Binary or Multiple star system. Using the most recent figures given by the 2007 Hipparcos data, the star is 97.01 light years away from Earth. The star’s name is a traditional/name which has been officially recognised by the I.A.U.
Where is Alpheratz located in the Milky Way?
Its brightest star Alpheratz is located on the border between the constellations Pegasus and Andromeda, and can be seen without optical aid from all latitudes north of 60 degrees south. While Alpheratz appears to be single star, it is in fact a close binary system with an orbital period of 96.7 days.