HR4948

Above the horizon. Rise: 5:30 | Tran: 14:23 | Set: 23:16

Alt: 55.05° Az: 243.71° Direction: West-South-West

HR4948 is a multiple sub-giant star of spectral class A3 in the constellation of Coma Berenices.

HR4948 visual magnitude is 6.54. Because of its faintness, HR4948 is not visible to the naked eye.

DSS2 image of HR4948. The red arrow shows the motion of HR4948 during the next 10000 years (-11.50 arcmin in Right Ascension and 0.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 13h 07m 20s

Declination +28° 53’ 51”

Hour Angle 02h 23m 41s

Sideral Time 15h 31m 02s

J2000

Right Ascension 13h 06m 10s

Declination +29° 01’ 45”

Galactic Coordinates

Galactic Longitude 64.11°

Galactic Latitude 86.23°

Finder Chart

Simplified finder chart for HR4948.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.54

Class Sub-giant

Absolute magnitude 1.38

Spectral Type A3IV

Color Index (B-V) 0.05

Temperature 9542K

The red dot in the diagram below shows where HR4948 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4948. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4948 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 HR4948 double sysyem:

Main star magnitude 6.54

Secondary star magnitude 12.94

Magnitude difference 6.4

Separation 6.3 arcsec

Distance, Radial Speed, Proper Motion

HR4948 is distant 351.67 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

Distance (parsec) 107.87

Distance (light year) 351.67

Radial Speed 5 km/s

Proper Motion RA -0.069 arcsec/y

Proper Motion Dec 0.001"/y

Alternative Designations

Henry Draper Catalogue HD113865

SAO Catalogue SAO82648

Hipparcos Catalogue HIP63933

Durchmusterung Catalogue BD+29 2365

Aitken Double Star Catalogue ADS8777

Visibility from Your Location

Today's HR4948 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 61.1° RISE 5:30

Max altitude: 67.4° TRANSIT 14:23

Azimuth: 298.9° SET 23:16

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

Location

Other stars in Coma Berenices