HR8147

Above the horizon. Rise: 17:27 | Tran: 3:10 | Set: 12:49

Alt: 32.75° Az: 317.54° Direction: North-West

HR8147 is a main-sequence star of spectral class A1 in the constellation of Cygnus.

HR8147 visual magnitude is 6.13. Because of its faintness, HR8147 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR8147. The red arrow shows the motion of HR8147 during the next 10000 years (5.17 arcmin in Right Ascension and 5.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 21h 17m 49s

Declination +54° 06’ 18”

Hour Angle 05h 02m 09s

Sidereal Time 02h 19m 58s

J2000

Right Ascension 21h 17m 02s

Declination +53° 59’ 51”

Galactic Coordinates

Galactic Longitude 94.64°

Galactic Latitude 3.35°

Finder Chart

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Finder chart for HR8147.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.13

Class Main-sequence

Absolute magnitude 0.68

Spectral Type A1V

Color Index (B-V) 0.05

Temperature 9542K

The red dot in the diagram below shows where HR8147 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8147. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8147 is distant 401.48 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 123.15

Distance (light year) 401.48

Radial Speed -8 km/s

Proper Motion RA 0.031 arcsec/y

Proper Motion Dec 0.033"/y

Alternative Designations

Henry Draper Catalogue HD202923

SAO Catalogue SAO33281

Hipparcos Catalogue HIP105064

Durchmusterung Catalogue BD+53 2588

Visibility from Your Location

Today's HR8147 rise, transit and set times from Aţ Ţafīlah, Jordania are the following (all times relative to the local timezone Asia/Amman):

Azimuth: 35.9° RISE 17:27

Max altitude: 66.7° TRANSIT 3:10

Azimuth: 324.1° SET 12:49

Name:	Aţ Ţafīlah, Jordania
Latitude:	30° 50' 15.0" N
Longitude:	35° 36' 15.8" E
Timezone:	Asia/Amman

Set Location

Other stars in Cygnus