τ8 Eridani (tau8 Eridani)

Below the horizon. Rise: 7:22 | Tran: 11:31 | Set: 15:40

Alt: -28.27° Az: 262.71° Direction: South-West

τ8 Eridani is a variable main-sequence star of spectral class B6 in the constellation of Eridanus.

τ8 Eridani visual magnitude is 4.65. Because of its moderate brightness, τ8 Eridani is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of τ8 Eridani. The red arrow shows the motion of τ8 Eridani during the next 10000 years (3.83 arcmin in Right Ascension and -2.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 54m 47s

Declination -24° 32’ 18”

Hour Angle 07h 04m 45s

Sidereal Time 10h 59m 33s

J2000

Right Ascension 03h 53m 42s

Declination -24° 36’ 45”

Galactic Coordinates

Galactic Longitude 220°

Galactic Latitude -49.14°

Finder Chart

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Finder chart for τ8 Eridani (tau8 Eridani).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.65

Class Main-sequence

Absolute magnitude -0.71

Spectral Type B6V

Color Index (B-V) -0.13

Temperature 12103K

The red dot in the diagram below shows where τ8 Eridani is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of τ8 Eridani. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

τ8 Eridani is distant 385.34 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

Distance (parsec) 118.20

Distance (light year) 385.34

Radial Speed 23 km/s

Proper Motion RA 0.023 arcsec/y

Proper Motion Dec -0.016"/y

Alternative Designations

Bayer designation τ8 Eridani
(tau8 Eridani)

Flamsteed designation 33 Eridani

Henry Draper Catalogue HD24587

SAO Catalogue SAO168925

Hipparcos Catalogue HIP18216

Durchmusterung Catalogue CD-24 1945

General Catalogue of Variable Stars Tau8 Eri

Visibility from Your Location

Today's τ8 Eridani (tau8 Eridani) rise, transit and set times from Charlevoix, United States are the following (all times relative to the local timezone America/Detroit):

Azimuth: 114.5° RISE 7:22

Max altitude: 20.1° TRANSIT 11:31

Azimuth: 245.5° SET 15:40

Name:	Charlevoix, United States
Latitude:	45° 19' 5.2" N
Longitude:	85° 15' 30.2" W
Timezone:	America/Detroit

Set Location

Other stars in Eridanus