HR4722

Below the horizon. Rise: 2:22 | Tran: 7:20 | Set: 12:18

Alt: -49.28° Az: 16.62° Direction: North-North-East

HR4722 is a main-sequence star of spectral class A1 in the constellation of Virgo.

HR4722 visual magnitude is 5.95. Because of its faintness, HR4722 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 HR4722. The red arrow shows the motion of HR4722 during the next 10000 years (-10.83 arcmin in Right Ascension and -3.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 26m 29s

Declination -11° 44’ 53”

Hour Angle 12h 43m 56s

Sidereal Time 01h 10m 25s

J2000

Right Ascension 12h 25m 11s

Declination -11° 36’ 37”

Galactic Coordinates

Galactic Longitude 292.75°

Galactic Latitude 50.74°

Finder Chart

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Finder chart for HR4722.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.95

Class Main-sequence

Absolute magnitude 1.90

Spectral Type A1V

Color Index (B-V) 0.03

Temperature 9766K

The red dot in the diagram below shows where HR4722 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4722. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4722 is distant 210.46 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

Distance (parsec) 64.56

Distance (light year) 210.46

Radial Speed -3 km/s

Proper Motion RA -0.065 arcsec/y

Proper Motion Dec -0.023"/y

Alternative Designations

Henry Draper Catalogue HD108107

SAO Catalogue SAO157272

Hipparcos Catalogue HIP60595

Durchmusterung Catalogue BD-10 3467

Visibility from Your Location

Today's HR4722 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 101.7° RISE 2:22

Max altitude: 26.8° TRANSIT 7:20

Azimuth: 258.3° SET 12:18

Set Location

Other stars in Virgo