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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: 7:48  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
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All Constellations » Perseus » 

58 Persei

Altitude: 72.4°   Azimuth: 117.4°   Direction: East-South-East

58 Persei is a giant star in the constellation of Perseus.

58 Persei visual magnitude is 4.25. Because of its moderate brightness, 58 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 58 Persei:

4.25
Giant

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

Altitude: 72.4°
Azimuth: 117.4°
Direction: East-South-East

Celestial coordinates and finder chart of 58 Persei

58 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 58 Persei are provided in the following table:

04h 36m 41s
+41° 15’ 52”
161.76°
-4.03°
Perseus

The simplified sky map below shows the position of 58 Persei in the sky:

Finder chart 58 Persei star
Simplified finder chart for 58 Persei.

Visibility of 58 Persei from your location

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

58 Persei is circumpolar and transits at 23:34 UTC (altitude: 79.8°)

Digitized Sky Survey image of 58 Persei

The image below is a photograph of 58 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 58 Persei is -0.005 arcsec per year in Right Ascension and -0.016 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 58 Persei star
DSS2 image of 58 Persei. The red arrow shows the motion of 58 Persei during the next 10000 years (-0.83 arcmin in Right Ascension and -2.67 arcmin in declination);

Distance of 58 Persei from the Sun and relative movement

58 Persei is distant 641.73 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

196.85 pc
641.73 ly
5 km/s
-0.005 arcsec/year
-0.016 arcsec/year

Spectral properties of 58 Persei

58 Persei belongs to spectral class K4 and has a luminosity class of III corresponding to a giant star.

-2.22
K4III
4270K

The red dot in the diagram below shows where 58 Persei is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 58 Persei. Attribution: Richard Powell / CC BY-SA

Alternative designations of 58 Persei

SAO39639
SAO39639