Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:47  
clear_day Transit: 12:56  
SunsetSet: 21:06 south
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All Constellations » Perseus » 

53 Persei

53 Persei is a variable sub-giant star in the constellation of Perseus.

53 Persei visual magnitude is 4.85. Because of its moderate brightness, 53 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 53 Persei:

53 Persei is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 23°.

Celestial coordinates and finder chart of 53 Persei

53 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 53 Persei are provided in the following table:

04h 21m 33s
+46° 29’ 56”

The simplified sky map below shows the position of 53 Persei in the sky:

Finder chart 53 Persei star
Simplified finder chart for 53 Persei.

Visibility of 53 Persei from your location

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

53 Persei is circumpolar and transits at 11:34 UTC (altitude: 85.0°)

Digitized Sky Survey image of 53 Persei

The image below is a photograph of 53 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 53 Persei is 0.025 arcsec per year in Right Ascension and -0.035 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 53 Persei star
DSS2 image of 53 Persei. The red arrow shows the motion of 53 Persei during the next 10000 years (4.17 arcmin in Right Ascension and -5.83 arcmin in declination);

Distance of 53 Persei from the Sun and relative movement

53 Persei is distant 463.73 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

142.25 pc
463.73 ly
1 km/s
0.025 arcsec/year
-0.035 arcsec/year

Spectral properties of 53 Persei

53 Persei belongs to spectral class B4 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where 53 Persei is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 53 Persei. Attribution: Richard Powell / CC BY-SA

Alternative designations of 53 Persei