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public  La Pouëze, France La Pouëze, France  ⓘ
TimezoneEurope/Paris
Sunrise: 6:07 
Transit: 14:05 
Sunset: 22:03
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All Constellations » Perseus » 

γ Persei (gamma Persei)

Above the horizon.  Circumpolar today
Alt: 47.35°   Az: 304.99°   Direction: South-South-West

γ Persei is a multiple giant star of spectral class G8 in the constellation of Perseus.

γ Persei visual magnitude is 2.93. Because of its brightness, γ Persei 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 γ Persei (gamma Persei) star
DSS2 image of γ Persei. The red arrow shows the motion of γ Persei during the next 100000 years (0.00 arcmin in Right Ascension and -8.33 arcmin in declination);

Celestial Coordinates

Apparent

03h 06m 39s
+53° 36’ 14”
04h 37m 14s
07h 43m 53s

J2000

03h 04m 47s
+53° 30’ 23”

Galactic Coordinates

142.07°
-4.34°

Finder Chart

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Finder chart for γ Persei (gamma Persei).

Magnitude, Color, Spectral Class

2.93
Giant

-1.55
G8III
5602K

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

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

Star System Properties

γ Persei 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 γ Persei double sysyem:

2.93
11.53
8.6
57 arcsec

Distance, Radial Speed, Proper Motion

γ Persei is distant 256.29 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

78.62
256.29
3 km/s
-0.005"/y

Alternative Designations

γ Persei
(gamma Persei)
SAO23789
SAO23789

Visibility from Your Location

γ Persei (gamma Persei) is circumpolar and transits at 09:10 UTC (altitude: 83.9°)