It has an apparent visual magnitude of +3.67,[2] which is bright enough to be seen with the naked eye.

Based upon an annual parallax shift of 4.01 mas,[1] Theta Arae is 810 light-years (250 parsecs) distant from the Earth.

This is a supergiant star with a stellar classification of B2 Ib.

The outer atmosphere of this star has an effective temperature of 17,231 K;[7] much hotter than the surface of the Sun.

At this heat, the star shines with the characteristic blue-white hue of a B-type star.