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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:35  
clear_day Transit: 12:10  
SunsetSet: 17:45
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All Constellations » Fornax » 

β Fornacis (beta Fornacis)

Altitude: -70.2°   Azimuth: 18.7°   Direction: North-North-East

β Fornacis is a double hypergiant star in the constellation of Fornax.

β Fornacis visual magnitude is 4.46. Because of its moderate brightness, β Fornacis should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of β Fornacis is 0.09 arcsec per year in Right Ascension and 0.155 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of β Fornacis (beta Fornacis) star
DSS2 image of β Fornacis. The red arrow shows the motion of β Fornacis during the next 1000 years (1.50 arcmin in Right Ascension and 2.58 arcmin in declination);

Key facts about β Fornacis


β Fornacis (beta Fornacis) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -70.2°
Azimuth: 18.7°
Direction: North-North-East

Celestial coordinates and finder chart of β Fornacis

β Fornacis 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 β Fornacis are provided in the following table:

02h 49m 05s
-32° 24’ 20”

The simplified sky map below shows the position of β Fornacis in the sky:

Finder chart β Fornacis (beta Fornacis) star
Simplified finder chart for β Fornacis (beta Fornacis).

Visibility of β Fornacis from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

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

Azimuth: 122.4°
Max altitude: 6.1°
Azimuth: 237.6°

Distance of β Fornacis from the Sun and relative movement

β Fornacis is distant 168.82 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

51.79 pc
168.82 ly
17 km/s
0.09 arcsec/year
0.155 arcsec/year

Spectral properties of β Fornacis

β Fornacis belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where β Fornacis is situated in the Hertzsprung–Russell diagram.

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

β Fornacis star system properties

β Fornacis 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 β Fornacis double sysyem:

4.7 arcsec

Alternative designations of β Fornacis

β Fornacis
(beta Fornacis)