We use cookies to deliver essential features and to measure their performance. Learn more.
Support TheSkyLive! Donate Now!
public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:14 
Transit: 13:06 
Sunset: 20:58
sunny   (Daytime)   What's Visible Now?
All Constellations » Eridanus » 

ω Eridani (omega Eridani)

Above the horizon.  Rise: 4:12 | Tran: 9:43 | Set: 15:14
Alt: 30.20°   Az: 204.98°   Direction: South-South-West

ω Eridani is a giant star of spectral class F4 in the constellation of Eridanus.

ω Eridani visual magnitude is 4.39. Because of its moderate brightness, ω Eridani 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 ω Eridani (omega Eridani) star
DSS2 image of ω Eridani. The red arrow shows the motion of ω Eridani during the next 10000 years (-3.83 arcmin in Right Ascension and 3.50 arcmin in declination);

Celestial Coordinates

Apparent

04h 54m 06s
-05° 24’ 49”
01h 26m 01s
06h 20m 07s

J2000

04h 52m 53s
-05° 27’ 10”

Galactic Coordinates

203.75°
-28.78°

Finder Chart

Finder chart ω Eridani (omega Eridani) star
Simplified finder chart for ω Eridani (omega Eridani).

Magnitude, Color, Spectral Class

4.39
Giant

0.18
F4III
7795K

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

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

Distance, Radial Speed, Proper Motion

ω Eridani is distant 226.55 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

69.49
226.55
-6 km/s
-0.023 arcsec/y
0.021"/y

Alternative Designations

ω Eridani
(omega Eridani)
SAO131568
SAO131568

Visibility from Your Location

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

Azimuth: 95.4°
Max altitude: 33.1°
Azimuth: 264.6°