τ Fornacis (tau Fornacis)

Below the horizon. Rise: 23:43 | Tran: 2:59 | Set: 6:11

Alt: -28.07° Az: 259.60° Direction: West

τ Fornacis is a hypergiant star of spectral class A0 in the constellation of Fornax.

τ Fornacis visual magnitude is 6.01. Because of its faintness, τ Fornacis 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.

DSS2 image of τ Fornacis. The red arrow shows the motion of τ Fornacis during the next 10000 years (4.17 arcmin in Right Ascension and 3.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 39m 49s

Declination -27° 51’ 48”

Hour Angle 06h 43m 55s

Sidereal Time 10h 23m 44s

J2000

Right Ascension 03h 38m 47s

Declination -27° 56’ 35”

Galactic Coordinates

Galactic Longitude 224.16°

Galactic Latitude -53.08°

Finder Chart

Simplified finder chart for τ Fornacis (tau Fornacis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.01

Class Hypergiant

Absolute magnitude 0.47

Spectral Type A0V

Color Index (B-V) -0.02

Temperature 10382K

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

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

Distance, Radial Speed, Proper Motion

τ Fornacis is distant 417.41 light years from the Sun and it is moving far from the Sun at the speed of 39 kilometers per second.

Distance (parsec) 128.04

Distance (light year) 417.41

Radial Speed 39 km/s

Proper Motion RA 0.025 arcsec/y

Proper Motion Dec 0.023"/y

Alternative Designations

Bayer designation τ Fornacis
(tau Fornacis)

Henry Draper Catalogue HD22789

SAO Catalogue SAO168701

Hipparcos Catalogue HIP17007

Durchmusterung Catalogue CD-28 1225

FK5 Catalogue 1102

Visibility from Your Location

Today's τ Fornacis (tau Fornacis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 117.9° RISE 23:43

Max altitude: 10.7° TRANSIT 2:59

Azimuth: 242.1° SET 6:11

Set Location

Other stars in Fornax