HR4673

Above the horizon. Rise: 3:04 | Tran: 11:56 | Set: 20:48

Alt: 30.30° Az: 279.32° Direction: West

HR4673 is a double star of spectral class A4 in the constellation of Coma Berenices.

HR4673 visual magnitude is 5.7. Because of its faintness, HR4673 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 HR4673. The red arrow shows the motion of HR4673 during the next 10000 years (-7.00 arcmin in Right Ascension and 6.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 18m 45s

Declination +28° 47’ 58”

Hour Angle 05h 05m 55s

Sideral Time 17h 24m 41s

J2000

Right Ascension 12h 17m 30s

Declination +28° 56’ 13”

Galactic Coordinates

Galactic Longitude 197.38°

Galactic Latitude 82.3°

Finder Chart

Simplified finder chart for HR4673.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.7

Class

Absolute magnitude 2.06

Spectral Type A4

Color Index (B-V) 0.16

Temperature 8486K

The red dot in the diagram below shows where HR4673 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4673. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4673 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR4673 double sysyem:

Main star magnitude 5.7

Secondary star magnitude 10.6

Magnitude difference 4.9

Separation 8.6 arcsec

Distance, Radial Speed, Proper Motion

HR4673 is distant 173.96 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

Distance (parsec) 53.36

Distance (light year) 173.96

Radial Speed -7 km/s

Proper Motion RA -0.042 arcsec/y

Proper Motion Dec 0.037"/y

Alternative Designations

Henry Draper Catalogue HD106887

SAO Catalogue SAO82219

Hipparcos Catalogue HIP59923

Durchmusterung Catalogue BD+29 2275

Aitken Double Star Catalogue ADS8501

Visibility from Your Location

Today's HR4673 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 61.2° RISE 3:04

Max altitude: 67.3° TRANSIT 11:56

Azimuth: 298.8° SET 20:48

Set Location

Other stars in Coma Berenices