Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:07 
Transit: 12:56 
Sunset: 20:45
warning Set your observing location to get relevant data
Search  close
All Constellations » Andromeda » 

ο Andromedae (omicron Andromedae)

Above the horizon.  Circumpolar today
Alt: 5.33°   Az: 346.29°   Direction: North-North-West

ο Andromedae is a variable and multiple giant star of spectral class B6 in the constellation of Andromeda.

ο Andromedae visual magnitude is 3.62. Because of its moderate brightness, ο 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.

Image of ο Andromedae (omicron Andromedae) star
DSS2 image of ο Andromedae. The red arrow shows the motion of ο Andromedae during the next 10000 years (3.83 arcmin in Right Ascension and -1.00 arcmin in declination);

Celestial Coordinates

Apparent

23h 03m 05s
+42° 27’ 46”
10h 45m 21s
09h 48m 26s

J2000

23h 01m 55s
+42° 19’ 33”

Galactic Coordinates

102.21°
-16.1°

Finder Chart

loader
  Loading map...
Finder chart for ο Andromedae (omicron Andromedae).

Magnitude, Color, Spectral Class

3.62
Giant

-3.01
B6III
11407K

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

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

Star System Properties

ο 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 ο Andromedae double sysyem:

3.62
4.12
0.5
0.3 arcsec

Distance, Radial Speed, Proper Motion

ο Andromedae is distant 692.14 light years from the Sun and it is moving towards the Sun at the speed of 14 kilometers per second.

212.31
692.14
-14 km/s
0.023 arcsec/y
-0.006"/y

Alternative Designations

ο Andromedae
(omicron Andromedae)
1 Andromedae
SAO52609
SAO52609

Visibility from Your Location

ο Andromedae (omicron Andromedae) is circumpolar and transits at 07:26 UTC (altitude: 81.0°)