3 Centauri

Below the horizon. Rise: 16:50 | Tran: 19:10 | Set: 21:29

Alt: -71.33° Az: 347.78° Direction: North-North-West

3 Centauri is a double main-sequence star of spectral class B8 in the constellation of Centaurus.

3 Centauri visual magnitude is 6.06. Because of its faintness, 3 Centauri is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of 3 Centauri. The red arrow shows the motion of 3 Centauri during the next 10000 years (-9.33 arcmin in Right Ascension and -4.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 13h 53m 19s

Declination -33° 07’ 12”

Hour Angle 11h 41m 26s

Sidereal Time 01h 34m 45s

J2000

Right Ascension 13h 51m 50s

Declination -32° 59’ 40”

Galactic Coordinates

Galactic Longitude 317.28°

Galactic Latitude 28.19°

Finder Chart

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Finder chart for 3 Centauri.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.06

Class Main-sequence

Spectral Type B8V

Color Index (B-V) -0.04

Temperature 10653K

Star System Properties

3 Centauri is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 3 Centauri double sysyem:

Main star magnitude 6.06

Secondary star magnitude 7.56

Magnitude difference 1.5

Separation 7.9 arcsec

Alternative Designations

Flamsteed designation 3 Centauri

Henry Draper Catalogue HD120710

SAO Catalogue SAO204917

Durchmusterung Catalogue CD-32 9676

Visibility from Your Location

Today's 3 Centauri rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 123.1° RISE 16:50

Max altitude: 5.4° TRANSIT 19:10

Azimuth: 236.9° SET 21:29

In Evidence

Other stars in Centaurus

3 Centauri

Celestial Coordinates

Apparent

J2000

Galactic Coordinates

Finder Chart

Magnitude, Color, Spectral Class

Star System Properties

Alternative Designations

Visibility from Your Location

Set Location

In Evidence

Other stars in Centaurus

3 Centauri

Celestial Coordinates

Apparent

J2000

Galactic Coordinates

Finder Chart

Magnitude, Color, Spectral Class

Star System Properties

Alternative Designations

Visibility from Your Location