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public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 4:42 
Transit: 13:00 
Sunset: 21:17
wb_twilight   (Civil Twilight)   What's Visible Now?

HR4658

Below the horizon.  Never rises today
Altitude: -56.2°   Azimuth: 267.1°   Direction: West

HR4658 is a hypergiant star of spectral class K0 in the constellation of Centaurus.

HR4658 visual magnitude is 6.26. Because of its faintness, HR4658 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.

Celestial coordinates and finder chart of HR4658

Finder chart HR4658 star
Simplified finder chart for HR4658.

HR4658 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4658 are provided in the following table:

12h 15m 30s
-41° 54’ 47”
295.81°
20.46°
Centaurus
Image of HR4658 star
DSS2 image of HR4658. The red arrow shows the motion of HR4658 during the next 1000 years (-5.52 arcmin in Right Ascension and -2.92 arcmin in declination);

Key facts about HR4658

6.26
Hypergiant

and has a luminosity class of III corresponding to a hypergiant star.

1.12
K0III
4719K

The red dot in the diagram below shows where HR4658 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4658. Attribution: Richard Powell / CC BY-SA

Distance of HR4658 from the Sun and relative movement

HR4658 is distant 347.18 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

106.50 pc
347.18 ly
25 km/s
-0.331 arcsec/year
-0.175 arcsec/year

Alternative designations of HR4658

SAO223309
SAO223309

Visibility of HR4658 from your location

HR4658 is currently not visible from Greenwich, United Kingdom