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public LocationGreenwich, UK
Sunrise: 4:43 
Transit: 13:01 
Sunset: 21:18
wb_twilight   (Nautical Twilight)   What's Visible Now?
All Constellations » Ara » 

ι Arae (iota Arae)

Below the horizon.  Never rises today
Altitude: -14.6°   Azimuth: 206.5°   Direction: South-South-West

ι Arae is a variable and double giant star of spectral class B2 in the constellation of Ara.

ι Arae visual magnitude is 5.25. Because of its faintness, ι Arae 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.

Celestial coordinates and finder chart of ι Arae

Finder chart ι Arae (iota Arae) star
Simplified finder chart for ι Arae (iota Arae).

ι Arae is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of ι Arae are provided in the following table:

17h 23m 16s
-47° 28’ 05”
Image of ι Arae (iota Arae) star
DSS2 image of ι Arae. The red arrow shows the motion of ι Arae during the next 10000 years (-1.67 arcmin in Right Ascension and -4.00 arcmin in declination);

Key facts about ι Arae


and has a luminosity class of III corresponding to a giant star.


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

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

ι Arae star system properties

ι Arae 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 ι Arae double sysyem:

42.8 arcsec

Distance of ι Arae from the Sun and relative movement

ι Arae is distant 721.24 light years from the Sun and it is moving towards the Sun at the speed of 19 kilometers per second.

221.24 pc
721.24 ly
-19 km/s
-0.01 arcsec/year
-0.024 arcsec/year

Alternative designations of ι Arae

ι Arae
(iota Arae)

Visibility of ι Arae from your location

ι Arae (iota Arae) is currently not visible from Greenwich, UK