16 Cephei is a double main-sequence star in the constellation of Cepheus.
16 Cephei visual magnitude is 5.03. Because of its reltive faintness, 16 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 16 Cephei:
Celestial coordinates and finder chart of 16 Cephei
16 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 16 Cephei are provided in the following table:
The simplified sky map below shows the position of 16 Cephei in the sky:
Visibility of 16 Cephei from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
16 Cephei is circumpolar and transits at 05:37 UTC (altitude: 68.3°)
Digitized Sky Survey image of 16 Cephei
The image below is a photograph of 16 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 16 Cephei is -0.068 arcsec per year in Right Ascension and -0.161 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of 16 Cephei from the Sun and relative movement
16 Cephei is distant 122.23 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.
Spectral properties of 16 Cephei
16 Cephei belongs to spectral class F5 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where 16 Cephei is situated in the Hertzsprung–Russell diagram.
16 Cephei star system properties
16 Cephei is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 16 Cephei double sysyem: