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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 4:43 
Transit: 13:01 
Sunset: 21:18
wb_twilight   (Astronomical Twilight)   What's Visible Now?
All Constellations » Eridanus » 

54 Eridani

Below the horizon.  Rise: 7:16 | Tran: 11:28 | Set: 15:40
Altitude: -57.6°   Azimuth: 13.5°   Direction: North-North-East

54 Eridani is a variable and double giant star of spectral class M4 in the constellation of Eridanus.

54 Eridani visual magnitude is 4.32. Because of its moderate brightness, 54 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.

Celestial coordinates and finder chart of 54 Eridani

Finder chart 54 Eridani star
Simplified finder chart for 54 Eridani.

54 Eridani is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 54 Eridani are provided in the following table:

04h 40m 26s
-19° 40’ 18”
217.79°
-37.36°
Eridanus
Image of 54 Eridani star
DSS2 image of 54 Eridani. The red arrow shows the motion of 54 Eridani during the next 1000 years (0.35 arcmin in Right Ascension and -1.60 arcmin in declination);

Key facts about 54 Eridani

4.32
Giant

and has a luminosity class of III corresponding to a giant star.

-0.90
M4III
3635K

The red dot in the diagram below shows where 54 Eridani is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 54 Eridani. Attribution: Richard Powell / CC BY-SA

54 Eridani star system properties

54 Eridani 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 54 Eridani double sysyem:

4.32
4.62
0.3
0.1 arcsec

Distance of 54 Eridani from the Sun and relative movement

54 Eridani is distant 361.02 light years from the Sun and it is moving towards the Sun at the speed of 33 kilometers per second.

110.74 pc
361.02 ly
-33 km/s
0.021 arcsec/year
-0.096 arcsec/year

Alternative designations of 54 Eridani

SAO149818
SAO149818

Visibility of 54 Eridani from your location

Today's 54 Eridani rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 109.7°
Max altitude: 18.8°
Azimuth: 250.3°