Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:01 
Transit: 12:56 
Sunset: 20:52
warning Set your observing location to get relevant data
Search  close
All Constellations » Hercules » 

28 Herculis

Below the horizon.  Rise: 19:08 | Tran: 1:38 | Set: 8:03
Alt: -28.65°   Az: 30.61°   Direction: North-North-East

28 Herculis is a giant star of spectral class B9 in the constellation of Hercules.

28 Herculis visual magnitude is 5.63. Because of its faintness, 28 Herculis 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.

Image of 28 Herculis star
DSS2 image of 28 Herculis. The red arrow shows the motion of 28 Herculis during the next 10000 years (2.50 arcmin in Right Ascension and 0.17 arcmin in declination);

Celestial Coordinates

Apparent

16h 33m 50s
+05° 28’ 07”
13h 46m 42s
06h 20m 33s

J2000

16h 32m 35s
+05° 31’ 15”

Galactic Coordinates

21.01°
33.25°

Finder Chart

loader
  Loading map...
Finder chart for 28 Herculis.

Magnitude, Color, Spectral Class

5.63
Giant

0.66
B9III
10941K

The red dot in the diagram below shows where 28 Herculis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 28 Herculis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

28 Herculis is distant 322.13 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

98.81
322.13
-27 km/s
0.015 arcsec/y
0.001"/y

Alternative Designations

28 Herculis
SAO121676
SAO121676

Visibility from Your Location

Today's 28 Herculis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 84.5°
Max altitude: 44.0°
Azimuth: 275.5°