Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:52  
clear_day Transit: 12:49  
SunsetSet: 18:46 south
sunny DaytimeWhat's Visible Now
All Constellations » Virgo » 

20 Virginis

Altitude: 34.6°   Azimuth: 238.8°   Direction: West-South-West

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

20 Virginis visual magnitude is 6.26. Because of its reltive faintness, 20 Virginis should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 20 Virginis:

6.26
Giant

20 Virginis is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 34.6°
Azimuth: 238.8°
Direction: West-South-West

Celestial coordinates and finder chart of 20 Virginis

20 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 20 Virginis are provided in the following table:

12h 33m 02s
+10° 17’ 44”
287.63°
72.62°
Virgo

The simplified sky map below shows the position of 20 Virginis in the sky:

Finder chart 20 Virginis star
Simplified finder chart for 20 Virginis.

Visibility of 20 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 20 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: 79.7°
Max altitude: 48.8°
Azimuth: 280.3°

Digitized Sky Survey image of 20 Virginis

The image below is a photograph of 20 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 20 Virginis is -0.051 arcsec per year in Right Ascension and 0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 20 Virginis star
DSS2 image of 20 Virginis. The red arrow shows the motion of 20 Virginis during the next 10000 years (-8.50 arcmin in Right Ascension and 0.83 arcmin in declination);

Distance of 20 Virginis from the Sun and relative movement

20 Virginis is distant 471.10 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

144.51 pc
471.10 ly
1 km/s
-0.051 arcsec/year
0.005 arcsec/year

Spectral properties of 20 Virginis

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

0.46
G8III
4866K

The red dot in the diagram below shows where 20 Virginis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 20 Virginis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 20 Virginis

20 Virginis
SAO100146
SAO100146