HR8120

Above the horizon. Rise: 10:11 | Tran: 20:46 | Set: 7:26

Alt: 18.90° Az: 54.20° Direction: North-East

HR8120 is a hypergiant star of spectral class F0 in the constellation of Cygnus.

HR8120 visual magnitude is 6.05. Because of its faintness, HR8120 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 HR8120. The red arrow shows the motion of HR8120 during the next 10000 years (-3.00 arcmin in Right Ascension and 1.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 21h 14m 26s

Declination +36° 44’ 12”

Hour Angle 16h 52m 55s

Sideral Time 14h 07m 21s

J2000

Right Ascension 21h 13m 26s

Declination +36° 38’ 00”

Galactic Coordinates

Galactic Longitude 81.63°

Galactic Latitude -8.2°

Finder Chart

Simplified finder chart for HR8120.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.05

Class Hypergiant

Absolute magnitude -2.64

Spectral Type F0III

Color Index (B-V) 0.21

Temperature 8086K

The red dot in the diagram below shows where HR8120 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8120. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8120 is distant 1,781.42 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

Distance (parsec) 546.45

Distance (light year) 1,781.42

Radial Speed -13 km/s

Proper Motion RA -0.018 arcsec/y

Proper Motion Dec 0.006"/y

Alternative Designations

Henry Draper Catalogue HD202240

SAO Catalogue SAO71086

Hipparcos Catalogue HIP104765

Durchmusterung Catalogue BD+36 4470

Visibility from Your Location

Today's HR8120 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 53.3° RISE 10:11

Max altitude: 75.3° TRANSIT 20:46

Azimuth: 306.7° SET 7:26

Set Location

Other stars in Cygnus