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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:45 
Transit: 13:02 
Sunset: 21:19
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All Constellations » Ara » 

θ Arae (theta Arae)

Below the horizon.  Never rises today
Alt: -29.72°   Az: 225.50°   Direction: South

θ Arae is a supergiant star of spectral class B2 in the constellation of Ara.

θ Arae visual magnitude is 3.66. Because of its moderate brightness, θ 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.

Image of θ Arae (theta Arae) star
DSS2 image of θ Arae. The red arrow shows the motion of θ Arae during the next 10000 years (-1.67 arcmin in Right Ascension and -2.33 arcmin in declination);

Celestial Coordinates

Apparent

18h 08m 36s
-50° 05’ 13”
04h 59m 27s
23h 08m 04s

J2000

18h 06m 37s
-50° 05’ 30”

Galactic Coordinates

343.33°
-13.82°

Finder Chart

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Finder chart for θ Arae (theta Arae).

Magnitude, Color, Spectral Class

3.66
Supergiant

-3.80
B2I
11247K

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

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

Distance, Radial Speed, Proper Motion

θ Arae is distant 1,012.42 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

310.56
1,012.42
3 km/s
-0.01 arcsec/y
-0.014"/y

Alternative Designations

θ Arae
(theta Arae)
SAO245242
SAO245242

Visibility from Your Location

θ Arae (theta Arae) is currently not visible from Greenwich, UK