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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: 7:51  
clear_day Transit: 11:50  
SunsetSet: 15:49 south
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All Constellations » Cepheus » 

6 Cephei

Altitude: 58.9°   Azimuth: 43.0°   Direction: North-East

6 Cephei is a variable sub-giant star in the constellation of Cepheus.

6 Cephei visual magnitude is 5.18. Because of its reltive faintness, 6 Cephei 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 6 Cephei:


6 Cephei is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 58.9°
Azimuth: 43.0°
Direction: North-East

Celestial coordinates and finder chart of 6 Cephei

6 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 6 Cephei are provided in the following table:

21h 19m 22s
+64° 52’ 18”

The simplified sky map below shows the position of 6 Cephei in the sky:

Finder chart 6 Cephei star
Simplified finder chart for 6 Cephei.

Visibility of 6 Cephei from your location

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

6 Cephei is circumpolar and transits at 16:06 UTC (altitude: 76.6°)

Digitized Sky Survey image of 6 Cephei

The image below is a photograph of 6 Cephei 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 6 Cephei is 0.006 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 6 Cephei star
DSS2 image of 6 Cephei. The red arrow shows the motion of 6 Cephei during the next 100000 years (10.00 arcmin in Right Ascension and 6.67 arcmin in declination);

Distance of 6 Cephei from the Sun and relative movement

6 Cephei is distant 1,079.47 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.

331.13 pc
1,079.47 ly
-18 km/s
0.006 arcsec/year
0.004 arcsec/year

Spectral properties of 6 Cephei

6 Cephei belongs to spectral class B3 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where 6 Cephei is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of 6 Cephei. Attribution: Richard Powell / CC BY-SA

Alternative designations of 6 Cephei