HR8347

Altitude: 22.8° Azimuth: 357.0° Direction: North

HR8347 is a bright giant star in the constellation of Cepheus.

HR8347 visual magnitude is 6.17. Because of its reltive faintness, HR8347 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 HR8347:

Color of HR8347 ⬤

Magnitude of HR8347 6.17

Class Bright giant

VISIBILITY RIGHT NOW

HR8347 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 22.8°
Azimuth: 357.0°
Direction: North

Celestial coordinates and finder chart of HR8347

HR8347 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 HR8347 are provided in the following table:

Right Ascension J2000 21h 49m 18s

Declination J2000 +61° 16’ 22”

Galactic Longitude 102.77°

Galactic Latitude 5.75°

Constellation Cepheus

The simplified sky map below shows the position of HR8347 in the sky:

Simplified finder chart for HR8347.

Visibility of HR8347 from your location

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

HR8347 is circumpolar and transits at 16:36 UTC (altitude: 80.2°)

Digitized Sky Survey image of HR8347

The image below is a photograph of HR8347 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 HR8347 is 0.003 arcsec per year in Right Ascension and -0.024 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8347. The red arrow shows the motion of HR8347 during the next 10000 years (0.50 arcmin in Right Ascension and -4.00 arcmin in declination);

Distance of HR8347 from the Sun and relative movement

HR8347 is distant 871.66 light years from the Sun and it is moving towards the Sun at the speed of 19 kilometers per second.

Distance (parsec) 267.38 pc

Distance (light year) 871.66 ly

Heliocentric radial velocity -19 km/s

Proper Motion RA 0.003 arcsec/year

Proper Motion Dec -0.024 arcsec/year

Spectral properties of HR8347

HR8347 belongs to spectral class M1 and has a luminosity class of II corresponding to a bright giant star.

Absolute magnitude -0.97

Spectral Type M1II

Color Index (B-V) 1.67

Temperature of HR8347 3555K

The red dot in the diagram below shows where HR8347 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8347. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8347

Henry Draper Catalogue HD207780

SAO Catalogue SAO19663

Hipparcos Catalogue HIP107723

Durchmusterung Catalogue BD+60 2300

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In Evidence

Other stars in Cepheus