4 Virginis

Altitude: 34.6° Azimuth: 125.9° Direction: South-East

4 Virginis is a multiple star in the constellation of Virgo.

4 Virginis visual magnitude is 5.32. Because of its reltive faintness, 4 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 4 Virginis:

Color of 4 Virginis ⬤

Magnitude of 4 Virginis 5.32

Class

VISIBILITY RIGHT NOW

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

Altitude: 34.6°
Azimuth: 125.9°
Direction: South-East

Celestial coordinates and finder chart of 4 Virginis

4 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 4 Virginis are provided in the following table:

Right Ascension J2000 11h 47m 54s

Declination J2000 +08° 14’ 44”

Galactic Longitude 261.46°

Galactic Latitude 65.86°

Constellation Virgo

The simplified sky map below shows the position of 4 Virginis in the sky:

Simplified finder chart for 4 Virginis.

Visibility of 4 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 4 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: 81.8° RISE 12:52

Max altitude: 46.8° TRANSIT 19:32

Azimuth: 278.2° SET 2:16

RIGHT NOW 4 Virginis is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 4 Virginis

The image below is a photograph of 4 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 4 Virginis is -0.057 arcsec per year in Right Ascension and 0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of 4 Virginis. The red arrow shows the motion of 4 Virginis during the next 10000 years (-9.50 arcmin in Right Ascension and 2.00 arcmin in declination);

Distance of 4 Virginis from the Sun and relative movement

4 Virginis is distant 192.10 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

Distance (parsec) 58.93 pc

Distance (light year) 192.10 ly

Heliocentric radial velocity -1 km/s

Proper Motion RA -0.057 arcsec/year

Proper Motion Dec 0.012 arcsec/year

Spectral properties of 4 Virginis

4 Virginis belongs to spectral class A1

Absolute magnitude 1.47

Spectral Type A1

Color Index (B-V) 0.02

Temperature of 4 Virginis 9882K

The red dot in the diagram below shows where 4 Virginis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 4 Virginis. Attribution: Richard Powell / CC BY-SA

4 Virginis star system properties

4 Virginis 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 4 Virginis double sysyem:

Main star magnitude 5.32

Secondary star magnitude 12.12

Magnitude difference 6.8

Separation 150.2 arcsec

Alternative designations of 4 Virginis

Flamsteed designation 4 Virginis

Henry Draper Catalogue HD102510

SAO Catalogue SAO119058

Hipparcos Catalogue HIP57562

Durchmusterung Catalogue BD+09 2549

In Evidence

Other stars in Virgo