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public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:16
sunny   (Daytime)   What's Visible Now?

π Cephei (pi Cephei)

Above the horizon.  Circumpolar today
Altitude: 47.2°   Azimuth: 338.5°   Direction: North-North-West

π Cephei is a multiple giant star of spectral class G2 in the constellation of Cepheus.

π Cephei visual magnitude is 4.41. Because of its moderate brightness, π Cephei is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Celestial coordinates and finder chart of π Cephei

Finder chart π Cephei (pi Cephei) star
Simplified finder chart for π Cephei (pi Cephei).

π Cephei is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of π Cephei are provided in the following table:

23h 07m 53s
+75° 23’ 15”
116.42°
13.84°
Cepheus
Image of π Cephei (pi Cephei) star
DSS2 image of π Cephei. The red arrow shows the motion of π Cephei during the next 10000 years (2.00 arcmin in Right Ascension and -5.00 arcmin in declination);

Key facts about π Cephei

4.41
Giant

and has a luminosity class of III corresponding to a giant star.

0.27
G2III
5281K

The red dot in the diagram below shows where π Cephei is situated in the Hertzsprung–Russell diagram.

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

π Cephei star system properties

π Cephei is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the π Cephei double sysyem:

4.41
6.61
2.2
1 arcsec

Distance of π Cephei from the Sun and relative movement

π Cephei is distant 219.82 light years from the Sun and it is moving towards the Sun at the speed of 19 kilometers per second.

67.43 pc
219.82 ly
-19 km/s
0.012 arcsec/year
-0.03 arcsec/year

Alternative designations of π Cephei

π Cephei
(pi Cephei)
SAO10629
SAO10629

Visibility of π Cephei from your location

π Cephei (pi Cephei) is circumpolar and transits at 05:27 UTC (altitude: 66.1°)