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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:01 
Transit: 13:04 
Sunset: 21:06
sunny   (Daytime)   What's Visible Now?
All Constellations » Centaurus » 

HR4636

Below the horizon.  Never rises today
Alt: -64.87°   Az: 91.22°   Direction: East

HR4636 is a double hypergiant star of spectral class K0 in the constellation of Centaurus.

HR4636 visual magnitude is 6.61. Because of its faintness, HR4636 is not visible to the naked eye.

HR4636 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere.

Image of HR4636 star
DSS2 image of HR4636. The red arrow shows the motion of HR4636 during the next 10000 years (-3.00 arcmin in Right Ascension and 1.50 arcmin in declination);

Celestial Coordinates

Apparent

12h 12m 20s
-45° 33’ 33”
14h 29m 17s
02h 41m 37s

J2000

12h 11m 02s
-45° 25’ 22”

Galactic Coordinates

295.54°
16.87°

Finder Chart

Finder chart HR4636 star
Simplified finder chart for HR4636.

Magnitude, Color, Spectral Class

6.61
Hypergiant

-1.30
K0III
4559K

The red dot in the diagram below shows where HR4636 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4636. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4636 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR4636 double sysyem:

6.61
10.41
3.8
2.3 arcsec

Distance, Radial Speed, Proper Motion

HR4636 is distant 1,244.27 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

381.68 pc
1,244.27 ly
6 km/s
-0.018 arcsec/y
0.009 "/y

Alternative Designations

SAO223266
SAO223266

Visibility from Your Location

HR4636 is currently not visible from Greenwich, UK