5 Eridani

Above the horizon. Rise: 22:40 | Tran: 4:30 | Set: 10:16

Alt: 33.80° Az: 202.94° Direction: South-South-West

5 Eridani is a variable main-sequence star of spectral class B9 in the constellation of Eridanus.

5 Eridani visual magnitude is 5.56. Because of its faintness, 5 Eridani 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 5 Eridani. The red arrow shows the motion of 5 Eridani during the next 10000 years (-0.33 arcmin in Right Ascension and -3.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 00m 56s

Declination -02° 22’ 04”

Hour Angle 01h 15m 38s

Sideral Time 04h 16m 34s

J2000

Right Ascension 02h 59m 41s

Declination -02° 27’ 53”

Galactic Coordinates

Galactic Longitude 179.67°

Galactic Latitude -50.64°

Finder Chart

Simplified finder chart for 5 Eridani.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.56

Class Main-sequence

Absolute magnitude 0.51

Spectral Type B9V

Color Index (B-V) -0.08

Temperature 11247K

The red dot in the diagram below shows where 5 Eridani is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 5 Eridani. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

5 Eridani is distant 334.02 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

Distance (parsec) 102.46

Distance (light year) 334.02

Radial Speed 18 km/s

Proper Motion RA -0.002 arcsec/y

Proper Motion Dec -0.022"/y

Alternative Designations

Flamsteed designation 5 Eridani

Henry Draper Catalogue HD18633

SAO Catalogue SAO130228

Hipparcos Catalogue HIP13951

Durchmusterung Catalogue BD-03 475

FK5 Catalogue 2209

General Catalogue of Variable Stars 1008

Visibility from Your Location

Today's 5 Eridani rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 92.4° RISE 22:40

Max altitude: 36.2° TRANSIT 4:30

Azimuth: 267.6° SET 10:16

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Eridanus