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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: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
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All Constellations » Perseus » 

36 Persei

Altitude: 14.2°   Azimuth: 331.1°   Direction: North-North-West

36 Persei is a variable giant star in the constellation of Perseus.

36 Persei visual magnitude is 5.31. Because of its reltive faintness, 36 Persei should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 36 Persei:


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

Altitude: 14.2°
Azimuth: 331.1°
Direction: North-North-West

Celestial coordinates and finder chart of 36 Persei

36 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 36 Persei are provided in the following table:

03h 32m 26s
+46° 03’ 24”

The simplified sky map below shows the position of 36 Persei in the sky:

Finder chart 36 Persei star
Simplified finder chart for 36 Persei.

Visibility of 36 Persei from your location

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

36 Persei is circumpolar and transits at 22:54 UTC (altitude: 84.6°)

Digitized Sky Survey image of 36 Persei

The image below is a photograph of 36 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 36 Persei is -0.054 arcsec per year in Right Ascension and -0.079 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 36 Persei star
DSS2 image of 36 Persei. The red arrow shows the motion of 36 Persei during the next 10000 years (-9.00 arcmin in Right Ascension and -13.17 arcmin in declination);

Distance of 36 Persei from the Sun and relative movement

36 Persei is distant 118.72 light years from the Sun and it is moving towards the Sun at the speed of 49 kilometers per second.

36.42 pc
118.72 ly
-49 km/s
-0.054 arcsec/year
-0.079 arcsec/year

Spectral properties of 36 Persei

36 Persei belongs to spectral class F4 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where 36 Persei is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 36 Persei. Attribution: Richard Powell / CC BY-SA

Alternative designations of 36 Persei