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public  Dachuan, China Dachuan, China  ⓘ
TimezoneAsia/Shanghai
Sunrise: 5:57 
Transit: 13:06 
Sunset: 20:15
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All Constellations » Hercules » 

ε Herculis (epsilon Herculis)

Below the horizon.  Rise: 15:44 | Tran: 23:15 | Set: 6:47
Alt: -20.65°   Az: 24.34°   Direction: North-North-East

ε Herculis is a hypergiant star of spectral class A0 in the constellation of Hercules.

ε Herculis visual magnitude is 3.92. Because of its moderate brightness, ε Herculis 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.

Image of ε Herculis (epsilon Herculis) star
DSS2 image of ε Herculis. The red arrow shows the motion of ε Herculis during the next 10000 years (-7.83 arcmin in Right Ascension and 4.67 arcmin in declination);

Celestial Coordinates

Apparent

17h 01m 16s
+30° 53’ 24”
13h 46m 48s
06h 48m 04s

J2000

17h 00m 17s
+30° 55’ 35”

Galactic Coordinates

52.85°
36.17°

Finder Chart

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Finder chart for ε Herculis (epsilon Herculis).

Magnitude, Color, Spectral Class

3.92
Hypergiant

0.43
A0V
10252K

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

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

Distance, Radial Speed, Proper Motion

ε Herculis is distant 162.67 light years from the Sun and it is moving towards the Sun at the speed of 25 kilometers per second.

49.90
162.67
-25 km/s
-0.047 arcsec/y
0.028"/y

Alternative Designations

ε Herculis
(epsilon Herculis)
58 Herculis
SAO65716
SAO65716

Visibility from Your Location

Today's ε Herculis (epsilon Herculis) rise, transit and set times from Dachuan, China are the following (all times relative to the local timezone Asia/Shanghai):

Azimuth: 59.1°
Max altitude: 87.2°
Azimuth: 300.9°