η Antliae (eta Antliae)

η Antliae is a double giant star in the constellation of Antlia.

η Antliae visual magnitude is 5.23. Because of its reltive faintness, η Antliae 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 η Antliae:

Celestial coordinates and finder chart of η Antliae

η Antliae 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 η Antliae are provided in the following table:

The simplified sky map below shows the position of η Antliae in the sky:

Visibility of η Antliae from your location

Today's η Antliae (eta Antliae) rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Digitized Sky Survey image of η Antliae

The image below is a photograph of η Antliae 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 η Antliae is -0.087 arcsec per year in Right Ascension and -0.02 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Distance of η Antliae from the Sun and relative movement

η Antliae is distant 106.29 light years from the Sun and it is moving far from the Sun at the speed of 30 kilometers per second.

Spectral properties of η Antliae

η Antliae belongs to spectral class F1 and has a luminosity class of III corresponding to a giant star.

The red dot in the diagram below shows where η Antliae is situated in the Hertzsprung–Russell diagram.

η Antliae star system properties

η Antliae is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the η Antliae double sysyem:

Alternative designations of η Antliae