HR8168

HR8168 is a giant star in the constellation of Cepheus.

HR8168 visual magnitude is 5.95. Because of its reltive faintness, HR8168 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 HR8168:

Color of HR8168 ⬤

Magnitude of HR8168 5.95

Class Giant

VISIBILITY RIGHT NOW HR8168 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 53°.

Celestial coordinates and finder chart of HR8168

HR8168 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 HR8168 are provided in the following table:

Right Ascension J2000 21h 15m 42s

Declination J2000 +77° 00’ 43”

Galactic Longitude 111.85°

Galactic Latitude 19.06°

Constellation Cepheus

The simplified sky map below shows the position of HR8168 in the sky:

Simplified finder chart for HR8168.

Visibility of HR8168 from your location

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

HR8168 is circumpolar and transits at 09:21 UTC (altitude: 64.5°)

Digitized Sky Survey image of HR8168

The image below is a photograph of HR8168 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 HR8168 is 0.013 arcsec per year in Right Ascension and 0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8168. The red arrow shows the motion of HR8168 during the next 10000 years (2.17 arcmin in Right Ascension and 1.67 arcmin in declination);

Distance of HR8168 from the Sun and relative movement

HR8168 is distant 835.90 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.

Distance (parsec) 256.41 pc

Distance (light year) 835.90 ly

Heliocentric radial velocity 15 km/s

Proper Motion RA 0.013 arcsec/year

Proper Motion Dec 0.01 arcsec/year

Spectral properties of HR8168

HR8168 belongs to spectral class K5 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -1.09

Spectral Type K5III

Color Index (B-V) 1.5

Temperature of HR8168 3794K

The red dot in the diagram below shows where HR8168 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8168. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8168

Henry Draper Catalogue HD203399

SAO Catalogue SAO10007

Hipparcos Catalogue HIP104968

Durchmusterung Catalogue BD+76 833

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In Evidence

Other stars in Cepheus