β Arae (beta Arae)

Below the horizon. Never rises today

Alt: -19.55° Az: 163.54° Direction: South

β Arae is a supergiant star of spectral class K3 in the constellation of Ara.

β Arae visual magnitude is 2.85. Because of its brightness, β Arae is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.

DSS2 image of β Arae. The red arrow shows the motion of β Arae during the next 10000 years (-1.33 arcmin in Right Ascension and -4.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 27m 25s

Declination -55° 33’ 02”

Hour Angle 22h 07m 20s

Sidereal Time 15h 34m 46s

J2000

Right Ascension 17h 25m 18s

Declination -55° 31’ 48”

Galactic Coordinates

Galactic Longitude 335.37°

Galactic Latitude -11.01°

Finder Chart

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Finder chart for β Arae (beta Arae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 2.85

Class Supergiant

Absolute magnitude -3.48

Spectral Type K3I

Color Index (B-V) 1.46

Temperature 3855K

The red dot in the diagram below shows where β Arae is situated in the Hertzsprung–Russell diagram.

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

Distance, Radial Speed, Proper Motion

β Arae is distant 602.59 light years from the Sun

Distance (parsec) 184.84

Distance (light year) 602.59

Proper Motion RA -0.008 arcsec/y

Proper Motion Dec -0.025"/y

Alternative Designations

Bayer designation β Arae
(beta Arae)

Henry Draper Catalogue HD157244

SAO Catalogue SAO244725

Hipparcos Catalogue HIP85258

Durchmusterung Catalogue CP-55 8100

FK5 Catalogue 645

Visibility from Your Location

β Arae (beta Arae) is currently not visible from Greenwich, UK

Set Location

Other stars in Ara