ε1 Arae (epsilon1 Arae)

Below the horizon. Never rises today

Alt: -16.44° Az: 165.89° Direction: South-South-East

ε1 Arae is a giant star of spectral class K4 in the constellation of Ara.

ε1 Arae visual magnitude is 4.06. Because of its moderate brightness, ε1 Arae is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of ε1 Arae. The red arrow shows the motion of ε1 Arae during the next 10000 years (0.67 arcmin in Right Ascension and 2.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 01m 37s

Declination -53° 11’ 48”

Hour Angle 22h 28m 05s

Sidereal Time 15h 29m 43s

J2000

Right Ascension 16h 59m 35s

Declination -53° 09’ 38”

Galactic Coordinates

Galactic Longitude 335.15°

Galactic Latitude -6.59°

Finder Chart

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Finder chart for ε1 Arae (epsilon1 Arae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.06

Class Giant

Absolute magnitude -0.79

Spectral Type K4III

Color Index (B-V) 1.45

Temperature 3870K

The red dot in the diagram below shows where ε1 Arae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of ε1 Arae. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

ε1 Arae is distant 304.10 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

Distance (parsec) 93.28

Distance (light year) 304.10

Radial Speed 23 km/s

Proper Motion RA 0.004 arcsec/y

Proper Motion Dec 0.017"/y

Alternative Designations

Bayer designation ε1 Arae
(epsilon1 Arae)

Henry Draper Catalogue HD152980

SAO Catalogue SAO244331

Hipparcos Catalogue HIP83153

Durchmusterung Catalogue CP-5210372

FK5 Catalogue 632

Visibility from Your Location

ε1 Arae (epsilon1 Arae) is currently not visible from Greenwich, UK

Set Location

Other stars in Ara