HR8231

Below the horizon. Rise: 23:23 | Tran: 6:28 | Set: 13:29

Alt: -24.07° Az: 20.88° Direction: North-North-East

HR8231 is a main-sequence star of spectral class B9 in the constellation of Pegasus.

HR8231 visual magnitude is 6.08. Because of its faintness, HR8231 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 HR8231. The red arrow shows the motion of HR8231 during the next 10000 years (3.17 arcmin in Right Ascension and -2.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 21h 32m 23s

Declination +12° 15’ 01”

Hour Angle 13h 17m 48s

Sidereal Time 10h 50m 11s

J2000

Right Ascension 21h 31m 09s

Declination +12° 08’ 14”

Galactic Coordinates

Galactic Longitude 65.2°

Galactic Latitude -27.55°

Finder Chart

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Finder chart for HR8231.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.08

Class Main-sequence

Absolute magnitude 0.55

Spectral Type B9V

Color Index (B-V) -0.05

Temperature 10795K

The red dot in the diagram below shows where HR8231 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8231. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8231 is distant 416.88 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

Distance (parsec) 127.88

Distance (light year) 416.88

Radial Speed -10 km/s

Proper Motion RA 0.019 arcsec/y

Proper Motion Dec -0.014"/y

Alternative Designations

Henry Draper Catalogue HD204862

SAO Catalogue SAO107195

Hipparcos Catalogue HIP106243

Durchmusterung Catalogue BD+11 4583

Visibility from Your Location

Today's HR8231 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 77.7° RISE 23:23

Max altitude: 50.8° TRANSIT 6:28

Azimuth: 282.3° SET 13:29

Set Location

Other stars in Pegasus