We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
Help keep this site free and ads-free: donate now!
public LocationGreenwich, UK
Sunrise: 4:43 
Transit: 13:01 
Sunset: 21:18
sunny   (Daytime)   What's Visible Now?
All Constellations » Scorpius » 


Below the horizon.  Never rises today
Altitude: -28.3°   Azimuth: 242.5°   Direction: West-South-West

HR6546 is a variable hypergiant star of spectral class K0 in the constellation of Scorpius.

HR6546 visual magnitude is 4.29. Because of its moderate brightness, HR6546 is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Celestial coordinates and finder chart of HR6546

Finder chart HR6546 star
Simplified finder chart for HR6546.

HR6546 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 HR6546 are provided in the following table:

17h 36m 32s
-38° 38’ 07”
Image of HR6546 star
DSS2 image of HR6546. The red arrow shows the motion of HR6546 during the next 1000 years (-0.20 arcmin in Right Ascension and -3.35 arcmin in declination);

Key facts about HR6546


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


The red dot in the diagram below shows where HR6546 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6546. Attribution: Richard Powell / CC BY-SA

Distance of HR6546 from the Sun and relative movement

HR6546 is distant 143.99 light years from the Sun and it is moving towards the Sun at the speed of 49 kilometers per second.

44.17 pc
143.99 ly
-49 km/s
-0.012 arcsec/year
-0.201 arcsec/year

Alternative designations of HR6546


Visibility of HR6546 from your location

HR6546 is currently not visible from Greenwich, UK