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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:12 
Transit: 12:14 
Sunset: 17:16
sunny   (Daytime)  
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All Constellations » Crux » 

HR4749

Below the horizon.  Never rises today
Alt: -71.23°   Az: 117.83°   Direction: East-South-East

HR4749 is a multiple hypergiant star of spectral class K0 in the constellation of Crux.

HR4749 visual magnitude is 6.15. Because of its faintness, HR4749 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.

Image of HR4749 star
DSS2 image of HR4749. The red arrow shows the motion of HR4749 during the next 1000 years (-4.00 arcmin in Right Ascension and -3.67 arcmin in declination);

Celestial Coordinates

Apparent

12h 29m 57s
-56° 32’ 47”
14h 04m 19s
02h 34m 16s

J2000

12h 28m 33s
-56° 24’ 28”

Galactic Coordinates

299.75°
6.33°

Finder Chart

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Finder chart for HR4749.

Magnitude, Color, Spectral Class

6.15
Hypergiant

3.02
K0III
4943K

The red dot in the diagram below shows where HR4749 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4749. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4749 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 HR4749 double sysyem:

6.15
11.95
5.8
49 arcsec

Distance, Radial Speed, Proper Motion

HR4749 is distant 137.67 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

42.23
137.67
8 km/s
-0.24 arcsec/y
-0.22"/y

Alternative Designations

SAO239977
SAO239977

Visibility from Your Location

HR4749 is currently not visible from Greenwich, UK