τ5 Eridani (tau5 Eridani)

Below the horizon. Rise: 6:47 | Tran: 11:11 | Set: 15:36

Alt: -29.81° Az: 268.70° Direction: South-West

τ5 Eridani is a main-sequence star of spectral class B8 in the constellation of Eridanus.

τ5 Eridani visual magnitude is 4.27. Because of its moderate brightness, τ5 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 τ5 Eridani. The red arrow shows the motion of τ5 Eridani during the next 10000 years (8.00 arcmin in Right Ascension and -4.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 34m 54s

Declination -21° 32’ 54”

Hour Angle 07h 24m 36s

Sidereal Time 10h 59m 31s

J2000

Right Ascension 03h 33m 47s

Declination -21° 37’ 58”

Galactic Coordinates

Galactic Longitude 213.52°

Galactic Latitude -52.78°

Finder Chart

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Finder chart for τ5 Eridani (tau5 Eridani).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.27

Class Main-sequence

Absolute magnitude -0.52

Spectral Type B8V

Color Index (B-V) -0.11

Temperature 11744K

The red dot in the diagram below shows where τ5 Eridani is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of τ5 Eridani. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

τ5 Eridani is distant 295.83 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

Distance (parsec) 90.74

Distance (light year) 295.83

Radial Speed 14 km/s

Proper Motion RA 0.048 arcsec/y

Proper Motion Dec -0.027"/y

Alternative Designations

Bayer designation τ5 Eridani
(tau5 Eridani)

Flamsteed designation 19 Eridani

Henry Draper Catalogue HD22203

SAO Catalogue SAO168634

Hipparcos Catalogue HIP16611

Durchmusterung Catalogue BD-22 628

FK5 Catalogue 1099

Visibility from Your Location

Today's τ5 Eridani (tau5 Eridani) rise, transit and set times from Charlevoix, United States are the following (all times relative to the local timezone America/Detroit):

Azimuth: 111.5° RISE 6:47

Max altitude: 23.1° TRANSIT 11:11

Azimuth: 248.5° SET 15:36

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