HR5102

Below the horizon. Rise: 5:24 | Tran: 13:39 | Set: 21:54

Alt: -12.76° Az: 16.28° Direction: North-North-East

HR5102 is a double giant star of spectral class G8 in the constellation of Coma Berenices.

HR5102 visual magnitude is 6.11. Because of its faintness, HR5102 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 HR5102. The red arrow shows the motion of HR5102 during the next 1000 years (0.82 arcmin in Right Ascension and -3.43 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 13h 33m 58s

Declination +24° 13’ 11”

Hour Angle 13h 09m 48s

Sideral Time 02h 43m 46s

J2000

Right Ascension 13h 32m 48s

Declination +24° 20’ 47”

Galactic Coordinates

Galactic Longitude 18.61°

Galactic Latitude 80.28°

Finder Chart

Simplified finder chart for HR5102.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.11

Class Giant

Absolute magnitude 0.32

Spectral Type G8III

Color Index (B-V) 0.96

Temperature 4841K

The red dot in the diagram below shows where HR5102 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR5102. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR5102 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR5102 double sysyem:

Main star magnitude 6.11

Secondary star magnitude 12.81

Magnitude difference 6.7

Separation 1.5 arcsec

Distance, Radial Speed, Proper Motion

HR5102 is distant 469.74 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

Distance (parsec) 144.09

Distance (light year) 469.74

Radial Speed 6 km/s

Proper Motion RA 0.049 arcsec/y

Proper Motion Dec -0.206"/y

Alternative Designations

Henry Draper Catalogue HD117876

SAO Catalogue SAO82875

Hipparcos Catalogue HIP66086

Durchmusterung Catalogue BD+25 2643

Aitken Double Star Catalogue ADS8937

Visibility from Your Location

Today's HR5102 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.8° RISE 5:24

Max altitude: 62.7° TRANSIT 13:39

Azimuth: 294.2° SET 21:54

Set Location

Other stars in Coma Berenices