θ Circini (theta Circini)

θ Circini is a variable main-sequence star in the constellation of Circinus.

θ Circini visual magnitude is 5.11. Because of its reltive faintness, θ Circini should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about θ Circini:

Celestial coordinates and finder chart of θ Circini

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

The simplified sky map below shows the position of θ Circini in the sky:

Visibility of θ Circini from your location

θ Circini (theta Circini) is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of θ Circini

The image below is a photograph of θ Circini from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of θ Circini is -0.011 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Distance of θ Circini from the Sun and relative movement

θ Circini is distant 833.76 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

Spectral properties of θ Circini

θ Circini belongs to spectral class B4 and has a luminosity class of V corresponding to a main-sequence star.

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

Alternative designations of θ Circini