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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sunny DaytimeWhat's Visible Now?
All Constellations » Virgo » 

ο Virginis (omicron Virginis)

Altitude: 8.5°   Azimuth: 273.4°   Direction: West

ο Virginis is a giant star in the constellation of Virgo.

ο Virginis visual magnitude is 4.12. Because of its moderate brightness, ο Virginis should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about ο Virginis:


ο Virginis (omicron Virginis) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 8.5°
Azimuth: 273.4°
Direction: West

Celestial coordinates and finder chart of ο Virginis

ο Virginis is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of ο Virginis are provided in the following table:

12h 05m 12s
+08° 43’ 59”

The simplified sky map below shows the position of ο Virginis in the sky:

Finder chart ο Virginis (omicron Virginis) star
Simplified finder chart for ο Virginis (omicron Virginis).

Visibility of ο Virginis from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's ο Virginis (omicron Virginis) rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 81.3°
Max altitude: 47.3°
Azimuth: 278.7°

Digitized Sky Survey image of ο Virginis

The image below is a photograph of ο Virginis from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of ο Virginis is -0.22 arcsec per year in Right Ascension and 0.046 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of ο Virginis (omicron Virginis) star
DSS2 image of ο Virginis. The red arrow shows the motion of ο Virginis during the next 1000 years (-3.67 arcmin in Right Ascension and 0.77 arcmin in declination);

Distance of ο Virginis from the Sun and relative movement

ο Virginis is distant 170.86 light years from the Sun and it is moving towards the Sun at the speed of 30 kilometers per second.

52.41 pc
170.86 ly
-30 km/s
-0.22 arcsec/year
0.046 arcsec/year

Spectral properties of ο Virginis

ο Virginis belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.


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

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

Alternative designations of ο Virginis

ο Virginis
(omicron Virginis)