Alpheratz - α Andromedae (alpha Andromedae)
Alpheratz, also designated as α Andromedae (alpha Andromedae), is a variable and double sub-giant star of spectral class B8 in the constellation of Andromeda.
Alpheratz visual magnitude is 2.06, making it the 53th brightest star in the sky. Because of its brightness, Alpheratz 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.

Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
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Finder chart for Alpheratz - α Andromedae (alpha Andromedae).
Magnitude, Color, Spectral Class
Alpheratz is also a MnHg chemically peculiar star.

The red dot in the diagram below shows where Alpheratz is situated in the Hertzsprung–Russell diagram.

Star System Properties
Alpheratz is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the Alpheratz double sysyem:
Distance, Radial Speed, Proper Motion
Alpheratz is distant 97.02 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's Alpheratz - α Andromedae (alpha Andromedae) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):