33 Virginis

33 Virginis is a double giant star in the constellation of Virgo.

33 Virginis visual magnitude is 5.67. Because of its reltive faintness, 33 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 33 Virginis:

Color of 33 Virginis ⬤

Magnitude of 33 Virginis 5.67

Class Giant

VISIBILITY RIGHT NOW 33 Virginis is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of 33 Virginis

33 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 33 Virginis are provided in the following table:

Right Ascension J2000 12h 46m 22s

Declination J2000 +09° 32’ 23”

Galactic Longitude 298.79°

Galactic Latitude 72.38°

Constellation Virgo

The simplified sky map below shows the position of 33 Virginis in the sky:

Simplified finder chart for 33 Virginis.

Visibility of 33 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 33 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: 80.5° RISE 14:31

Max altitude: 48.1° TRANSIT 21:17

Azimuth: 279.5° SET 4:08

RIGHT NOW 33 Virginis is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 33 Virginis

The image below is a photograph of 33 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 33 Virginis is 0.277 arcsec per year in Right Ascension and -0.446 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of 33 Virginis. The red arrow shows the motion of 33 Virginis during the next 1000 years (4.62 arcmin in Right Ascension and -7.43 arcmin in declination);

Distance of 33 Virginis from the Sun and relative movement

33 Virginis is distant 145.80 light years from the Sun and it is moving far from the Sun at the speed of 52 kilometers per second.

Distance (parsec) 44.72 pc

Distance (light year) 145.80 ly

Heliocentric radial velocity 52 km/s

Proper Motion RA 0.277 arcsec/year

Proper Motion Dec -0.446 arcsec/year

Spectral properties of 33 Virginis

33 Virginis belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 2.42

Spectral Type K1III

Color Index (B-V) 0.99

Temperature of 33 Virginis 4767K

The red dot in the diagram below shows where 33 Virginis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 33 Virginis. Attribution: Richard Powell / CC BY-SA

33 Virginis star system properties

33 Virginis is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 33 Virginis double sysyem:

Main star magnitude 5.67

Secondary star magnitude 8.77

Magnitude difference 3.1

Separation 171.5 arcsec

Alternative designations of 33 Virginis

Flamsteed designation 33 Virginis

Henry Draper Catalogue HD111028

SAO Catalogue SAO119580

Hipparcos Catalogue HIP62325

Durchmusterung Catalogue BD+10 2468

In Evidence

Other stars in Virgo