HR4648

Below the horizon. Rise: 11:40 | Tran: 17:38 | Set: 23:40

Alt: -6.74° Az: 230.61° Direction: South-West

HR4648 is a sub-giant star of spectral class B4 in the constellation of Centaurus.

HR4648 visual magnitude is 5.76. Because of its faintness, HR4648 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 HR4648. The red arrow shows the motion of HR4648 during the next 100000 years (-5.00 arcmin in Right Ascension and -10.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 14m 45s

Declination -39° 04’ 15”

Hour Angle 06h 34m 37s

Sidereal Time 18h 49m 22s

J2000

Right Ascension 12h 13m 25s

Declination -38° 55’ 45”

Galactic Coordinates

Galactic Longitude 294.89°

Galactic Latitude 23.35°

Finder Chart

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Finder chart for HR4648.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.76

Class Sub-giant

Absolute magnitude -3.22

Spectral Type B4IV

Color Index (B-V) -0.13

Temperature 12103K

The red dot in the diagram below shows where HR4648 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4648. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4648 is distant 2,037.50 light years from the Sun and it is moving towards the Sun at the speed of 43 kilometers per second.

Distance (parsec) 625.00

Distance (light year) 2,037.50

Radial Speed -43 km/s

Proper Motion RA -0.003 arcsec/y

Proper Motion Dec -0.006"/y

Alternative Designations

Henry Draper Catalogue HD106231

SAO Catalogue SAO203250

Hipparcos Catalogue HIP59607

Durchmusterung Catalogue CD-38 7581

Visibility from Your Location

Today's HR4648 rise, transit and set times from Cayambe, Ecuador are the following (all times relative to the local timezone America/Guayaquil):

Azimuth: 129.1° RISE 11:40

Max altitude: 50.9° TRANSIT 17:38

Azimuth: 230.9° SET 23:40

Name:	Cayambe, Ecuador
Latitude:	0° 2' 27.0" N
Longitude:	78° 8' 42.7" W
Timezone:	America/Guayaquil

Set Location

Other stars in Centaurus