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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:44  
clear_day Transit: 11:48  
SunsetSet: 15:51 south
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All Constellations » Perseus » 

52 Persei

Altitude: 61.2°   Azimuth: 97.0°   Direction: East

52 Persei is a supergiant star in the constellation of Perseus.

52 Persei visual magnitude is 4.71. Because of its moderate brightness, 52 Persei should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 52 Persei:


52 Persei is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 61.2°
Azimuth: 97.0°
Direction: East

Celestial coordinates and finder chart of 52 Persei

52 Persei is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 52 Persei are provided in the following table:

04h 14m 53s
+40° 29’ 00”

The simplified sky map below shows the position of 52 Persei in the sky:

Finder chart 52 Persei star
Simplified finder chart for 52 Persei.

Visibility of 52 Persei from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

52 Persei is circumpolar and transits at 23:24 UTC (altitude: 79.0°)

Digitized Sky Survey image of 52 Persei

The image below is a photograph of 52 Persei from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 52 Persei is 0.008 arcsec per year in Right Ascension and -0.026 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 52 Persei star
DSS2 image of 52 Persei. The red arrow shows the motion of 52 Persei during the next 10000 years (1.33 arcmin in Right Ascension and -4.33 arcmin in declination);

Distance of 52 Persei from the Sun and relative movement

52 Persei is distant 626.92 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

192.31 pc
626.92 ly
-2 km/s
0.008 arcsec/year
-0.026 arcsec/year

Spectral properties of 52 Persei

52 Persei belongs to spectral class G5 and has a luminosity class of I corresponding to a supergiant star.


The red dot in the diagram below shows where 52 Persei is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 52 Persei. Attribution: Richard Powell / CC BY-SA

Alternative designations of 52 Persei