HR4725

Above the horizon. Rise: 5:15 | Tran: 13:26 | Set: 21:38

Alt: 45.23° Az: 110.29° Direction: East-South-East

HR4725 is a hypergiant star of spectral class K0 in the constellation of Coma Berenices.

HR4725 visual magnitude is 6.03. Because of its faintness, HR4725 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 HR4725. The red arrow shows the motion of HR4725 during the next 10000 years (9.67 arcmin in Right Ascension and -6.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 26m 29s

Declination +23° 47’ 21”

Hour Angle 20h 55m 10s

Sideral Time 09h 21m 39s

J2000

Right Ascension 12h 25m 15s

Declination +23° 55’ 33”

Galactic Coordinates

Galactic Longitude 239.94°

Galactic Latitude 83.28°

Finder Chart

Simplified finder chart for HR4725.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.03

Class Hypergiant

Absolute magnitude 0.11

Spectral Type K0III

Color Index (B-V) 1.1

Temperature 4515K

The red dot in the diagram below shows where HR4725 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4725. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4725 is distant 496.95 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

Distance (parsec) 152.44

Distance (light year) 496.95

Radial Speed -5 km/s

Proper Motion RA 0.058 arcsec/y

Proper Motion Dec -0.038"/y

Alternative Designations

Henry Draper Catalogue HD108123

SAO Catalogue SAO82297

Hipparcos Catalogue HIP60599

Durchmusterung Catalogue BD+24 2455

Visibility from Your Location

Today's HR4725 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 66.2° RISE 5:15

Max altitude: 62.3° TRANSIT 13:26

Azimuth: 293.8° SET 21:38

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Coma Berenices