We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
Help keep this site free and ads-free: donate now!
public LocationGreenwich, UK
Sunrise: 4:43 
Transit: 13:01 
Sunset: 21:18
wb_twilight   (Astronomical Twilight)   What's Visible Now?
All Constellations » Andromeda » 

μ Andromedae (mu Andromedae)

Above the horizon.  Rise: 19:49 | Tran: 7:41 | Set: 19:28
Altitude: 37.1°   Azimuth: 72.4°   Direction: East-North-East

μ Andromedae is a multiple main-sequence star of spectral class A5 in the constellation of Andromeda.

μ Andromedae visual magnitude is 3.87. Because of its moderate brightness, μ Andromedae is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Celestial coordinates and finder chart of μ Andromedae

Finder chart μ Andromedae (mu Andromedae) star
Simplified finder chart for μ Andromedae (mu Andromedae).

μ Andromedae is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of μ Andromedae are provided in the following table:

00h 56m 45s
+38° 29’ 57”
Image of μ Andromedae (mu Andromedae) star
DSS2 image of μ Andromedae. The red arrow shows the motion of μ Andromedae during the next 1000 years (2.53 arcmin in Right Ascension and 0.55 arcmin in declination);

Key facts about μ Andromedae


and has a luminosity class of V corresponding to a main-sequence star.


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

HR Diagram
H-R diagram showing the position of μ Andromedae. Attribution: Richard Powell / CC BY-SA

μ Andromedae star system properties

μ Andromedae 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 μ Andromedae double sysyem:

266.7 arcsec

Distance of μ Andromedae from the Sun and relative movement

μ Andromedae is distant 136.23 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

41.79 pc
136.23 ly
8 km/s
0.152 arcsec/year
0.033 arcsec/year

Alternative designations of μ Andromedae

μ Andromedae
(mu Andromedae)
37 Andromedae

Visibility of μ Andromedae from your location

Today's μ Andromedae (mu Andromedae) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 51.5°
Max altitude: 77.0°
Azimuth: 308.5°