HR8455

Above the horizon. Rise: 4:32 | Tran: 12:16 | Set: 20:01

Alt: 30.00° Az: 264.31° Direction: West

HR8455 is a hypergiant star of spectral class G0 in the constellation of Pegasus.

HR8455 visual magnitude is 6.18. Because of its faintness, HR8455 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 HR8455. The red arrow shows the motion of HR8455 during the next 10000 years (14.33 arcmin in Right Ascension and -12.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 11m 30s

Declination +19° 44’ 28”

Hour Angle 04h 25m 08s

Sidereal Time 02h 36m 39s

J2000

Right Ascension 22h 10m 18s

Declination +19° 37’ 00”

Galactic Coordinates

Galactic Longitude 78.74°

Galactic Latitude -29.11°

Finder Chart

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Finder chart for HR8455.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.18

Class Hypergiant

Absolute magnitude 2.46

Spectral Type G0V

Color Index (B-V) 0.69

Temperature 5636K

The red dot in the diagram below shows where HR8455 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8455. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8455 is distant 181.01 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

Distance (parsec) 55.52

Distance (light year) 181.01

Radial Speed 22 km/s

Proper Motion RA 0.086 arcsec/y

Proper Motion Dec -0.075"/y

Alternative Designations

Henry Draper Catalogue HD210460

SAO Catalogue SAO107706

Hipparcos Catalogue HIP109439

Durchmusterung Catalogue BD+18 4946

Gliese Catalogue NN 4261

Visibility from Your Location

Today's HR8455 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 70.3° RISE 4:32

Max altitude: 58.3° TRANSIT 12:16

Azimuth: 289.7° SET 20:01

Set Location

Other stars in Pegasus