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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:07 
Transit: 13:06 
Sunset: 21:04
sunny   (Daytime)   What's Visible Now?
All Constellations » Eridanus » 

Cursa - β Eridani (beta Eridani)

Above the horizon.  Rise: 4:45 | Tran: 10:18 | Set: 15:51
Alt: 20.07°   Az: 232.43°   Direction: South-West

Cursa, also designated as β Eridani (beta Eridani), is a variable and double giant star of spectral class A3 in the constellation of Eridanus.

Cursa visual magnitude is 2.79. Because of its brightness, Cursa is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.

Image of Cursa - β Eridani (beta Eridani) star
DSS2 image of Cursa. The red arrow shows the motion of Cursa during the next 1000 years (-1.58 arcmin in Right Ascension and -1.35 arcmin in declination);

Celestial Coordinates

Apparent

05h 09m 03s
-05° 03’ 21”
03h 13m 28s
08h 22m 32s

J2000

05h 07m 50s
-05° 05’ 11”

Galactic Coordinates

205.34°
-25.31°

Finder Chart

Finder chart Cursa - β Eridani (beta Eridani) star
Simplified finder chart for Cursa - β Eridani (beta Eridani).

Magnitude, Color, Spectral Class

2.79
Giant

0.61
A3III
8748K

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

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

Star System Properties

Cursa 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 Cursa double sysyem:

2.79
10.79
8
116.7 arcsec

Distance, Radial Speed, Proper Motion

Cursa is distant 88.80 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

27.24
88.80
-9 km/s
-0.095 arcsec/y
-0.081"/y

Alternative Designations

Cursa
β Eridani
(beta Eridani)
SAO131794
SAO131794

Visibility from Your Location

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

Azimuth: 95.1°
Max altitude: 33.5°
Azimuth: 264.9°