We use cookies to deliver essential features and to measure their performance. Learn more.
Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:07 
Transit: 12:48 
Sunset: 18:29
sleep   (Nighttime)  
What's Visible Now • Tonight Timeline
Search  close
All Constellations » Perseus » 

8 Persei

Above the horizon.  Circumpolar today
Alt: 80.75°   Az: 319.36°   Direction: North-West

8 Persei is a giant star of spectral class K3 in the constellation of Perseus.

8 Persei visual magnitude is 5.75. Because of its faintness, 8 Persei 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 8 Persei star
DSS2 image of 8 Persei. The red arrow shows the motion of 8 Persei during the next 10000 years (10.50 arcmin in Right Ascension and 0.83 arcmin in declination);

Celestial Coordinates

Apparent

02h 19m 46s
+58° 00’ 46”
00h 45m 34s
03h 05m 21s

J2000

02h 17m 59s
+57° 53’ 58”

Galactic Coordinates

134.25°
-3.06°

Finder Chart

Finder chart 8 Persei star
Simplified finder chart for 8 Persei.

Magnitude, Color, Spectral Class

5.75
Giant

0.43
K3III
4368K

The red dot in the diagram below shows where 8 Persei is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of 8 Persei. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

8 Persei is distant 378.63 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

116.14
378.63
3 km/s
0.063 arcsec/y
0.005"/y

Alternative Designations

SAO23143
SAO23143

Visibility from Your Location

8 Persei is circumpolar and transits at 01:26 UTC (altitude: 83.5°)