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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:15 
Transit: 13:06 
Sunset: 20:56
sunny   (Daytime)   What's Visible Now?
All Constellations » Centaurus » 

HR5558

Above the horizon.  Rise: 17:33 | Tran: 19:41 | Set: 21:49
Alt: 1.11°   Az: 157.11°   Direction: South-South-East

HR5558 is a double hypergiant star of spectral class A0 in the constellation of Centaurus.

HR5558 visual magnitude is 5.32. Because of its faintness, HR5558 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 HR5558 star
DSS2 image of HR5558. The red arrow shows the motion of HR5558 during the next 10000 years (3.33 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

14h 57m 15s
-33° 57’ 14”
22h 08m 11s
13h 05m 26s

J2000

14h 55m 44s
-33° 51’ 20”

Galactic Coordinates

330.53°
22.27°

Finder Chart

Finder chart HR5558 star
Simplified finder chart for HR5558.

Magnitude, Color, Spectral Class

5.32
Hypergiant

0.92
A0V
9652K

The red dot in the diagram below shows where HR5558 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5558. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR5558 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 HR5558 double sysyem:

5.32
12.52
7.2
24.3 arcsec

Distance, Radial Speed, Proper Motion

HR5558 is distant 246.97 light years from the Sun

75.76
246.97
0.02 arcsec/y

Alternative Designations

SAO206099
SAO206099

Visibility from Your Location

Today's HR5558 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 124.0°
Max altitude: 4.6°
Azimuth: 236.0°